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Juniper > jno-101 > Flashcards

jno-101 Flashcards

1
Q 
QUESTION NO: 1
Which login class permission will allow a user to use the telnet utility?
A. network permission
B. maintenance permission
C. supervisor permission
D. shell permission
A

A

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2
Q 
QUESTION NO: 3
Which command do you use to go from the shell prompt to the CLI prompt?
A. run cli
B. cli
C. start cli
D. edit
A

B

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3
Q 
QUESTION NO: 4
When using the monitor traffic command on Junos devices, which UNIX-based utility is accessed?
A. snoop
B. tcpdump
C. monitor
D. tail
A

C

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4
Q

QUESTION NO: 5
What is the default import routing policy for OSPF?
A. Accept all OSPF routes and install them into the inet 3 routing table.
B. Accept all OSPF routes and install them into the inet7.0 routing table
C. Accept all OSPF routes and install them into the inet4.0 routing table
D. Accept all OSPF routes and install them into the inet.0 routing table.

A

D

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5
Q 
QUESTION NO: 6
Which three user authentication methods are supported by the Junos OS? (Choose three.)
A. RADIUS
B. CHAP
C. local user database
D. TACACS+
E. PAP
A

A,C,D

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6
Q 
QUESTION NO: 7
What represents the binary equivalence of 207?
A. 11001111
B. 11101011
C. 11010111
D. 11010101
A

A

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7
Q 
QUESTION NO: 8
What must be configured prior to the first commit after factory defaults are loaded?
A. root authentication
B. default gateway
C. hostname
D. management services
A

A

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8
Q 
QUESTION NO: 9
Which account is used to access a Junos device in factory-default configuration?
A. root
B. admin
C. juniper
D. user
A

A

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9
Q

QUESTION NO: 10
You need to control SSH. HTTP, and Telnet access to an MX240 router through any interface. You
have decided to use a firewall filter. How should you apply the firewall filter?
A. as an outbound filter on interface fxp0
B. as an outbound filter on interface lo0
C. as an inbound filter on interface fxp0
D. as an inbound filter on interface lo0

A

D

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10
Q

QUESTION NO: 11
YOU issue the ping interface tl-1/1/0 1.1.1.1 bypass-routing count 1000 rapid command.
Which statement is correct?
A. The bypass-routing parameter is used to test the density on the TI line.
B. The bypass-routing parameter cannot be used on a T1 interface.
C. The bypass-routing parameter allows you to ping a host through an interface that has no route
through it.
D. The bypass-routing parameter allows you to ping a local WAN interface without generating any
outbound traffic

A

C

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11
Q

QUESTION NO: 12
Which two statements are true about the forwarding table? (Choose two.)
A. The forwarding table lists each source protocol and preference for each destination.
B. The forwarding table contains only active routes.
C. The forwarding table is used to process transit packets.
D. The forwarding table is stored in compact flash

A

B,C

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12
Q 
QUESTION NO: 13
Which three protocols use UDP as a transport protocol by default? (Choose three.)
A. HTTP
B. TFTP
C. DNS
D. SNMP
E. SMTP
A

B,C,D

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13
Q 
QUESTION NO: 15
What is the default protocol preference for OSPF internal routes?
A. 10
B. 15
C. 150
D. 160
A

A

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14
Q

QUESTION NO: 16
You are at the top of the hierarchy and must configure OSPF on interface so-0/0/0 unit 100. Which two
achieve this result? (Choose two )
A. set protocols set ospf area 0 set interface so-0/0/0.100
B. set protocols ospf area 0 interface so-0/0/0.100
C. edit protocols ospf interface so-0/0/0.100
D. edit protocols ospf area 0 set interface so-0/0/0.100

A

B,D

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15
Q

QUESTION NO: 18
You have been asked to create a static route with a next hop that is not directly connected to the router.
Which configuration parameter enables the static route to accomplish this scenario?
A. resolve
B. indirect
C. next-hop
D. recursive

A

A

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16
Q

QUESTION NO: 19
Which two statements are true about the rescue configuration file? (Choose two)
A. It must include a root password.
B. It is roll back file number 50, and you can recover it by issuing rollback 50.
C. It is created by issuing request system configuration rescue save.
D. It is updated automatically when you commit

A

A,C

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17
Q 
QUESTION NO: 20
What are two valid match criteria for a routing policy? (Choose two.)
A. OSPF area ID
B. prefix list
C. port
D. time-to-live (TTL)
A

A,C

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18
Q

QUESTION NO: 22
What is the purpose of a network mask?
A. It is used to identify the maximum hop count of a subnetwork
B. It is used to identify an IP address as either private or public.
C. It is used to identify the network to which an IP address belongs.
D. It is used to identify the total number of bits present in an IP address

A

C

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19
Q 
QUESTION NO: 24
Which command displays the amount of space available on the storage media?
A. show chassis routing-engine
B. show system file-storage
C. file list
D. show system storage
A

D

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20
Q

QUESTION NO: 25
Which statement is true regarding the Junos OS?
A. The Junos kernel is based on the Solaris operating system.
B. The Junos kernel is based on the GNU Zebra operating system.
C. The Junos kernel is completely original and not based on any other operating system
D. The Junos kernel is based on the FreeBSD UNIX operating system

A

D

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21
Q 
QUESTION NO: 26
Which two login-class permissions could permit a user to view the system hierarchy of the active
configuration? (Choose two.)
A. system permission
B. view-configuration permission
C. network permission
D. super-user permission
A

A,D

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22
Q 
QUESTION NO: 27
What are two reasons why a route might be hidden? (Choose two.)
A. route preference
B. routing loop
C. invalid next hop
D. routing policy
A

C,D

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23
Q

QUESTION NO: 28
What is an advantage of multiple software processes running in the Junos OS?
A. Each process has its own protected memory space.
B. Each process is started manually by the user at boot.
C. All processes are dependent on each other.
D. Multiple processes allow each routing protocol to be independent

A

A

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24
Q

QUESTION NO: 29
Which two statements accurately describe a broadcast domain? (Choose two.)
A. Broadcast domains require that the participating devices connect to common switches or hubs.
B. Broadcast domains consist of devices reachable by frames addressed to the Layer 2 broadcast
address
C. Broadcast domains require a gateway device such as a router.
D. Broadcast domains consist of devices that reside on the same VLAN

A

B,D

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25
Q

QUESTION NO: 30
Which two statements are true regarding an Ethernet collision domain? (Choose two.)
A. If a switch is used, the collision domain is limited to each device and the switch.
B. If a hub is used, the collision domain is limited to each device and the hub.
C. If a hub is used, the collision domain includes all devices connected to the hub.
D. If a switch is used, the collision domain includes all devices connected to the switch.

A

A,C

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26
Q 
QUESTION NO: 32
By default, which character indicates the UNIX shell prompt?
A. #
B. >
C. $
D. %
A

D

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27
Q

QUESTION NO: 33
Which statement is true about terms in a policy?
A. A single term can be applied to a protocol or interface, independent of the policy
B. Every policy must contain at least one term.
C. The name of a term is limited to five characters.
D. Terms are optional

A

B

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28
Q 
QUESTION NO: 34
Which J-Web lab do you use lo add licenses to the device?
A. "Configure"
B. "Troubleshoot"
C. "Monitor"
D. "Maintain"
A

D

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29
Q 
QUESTION NO: 35
How do you write the current candidate configuration to the permanent storage media?
A. [edit]
user@router# save /var/tmp/current.conf
B. [edit]
user@router# write
/var/tmp/current.conf
C. [edit]
user@router# commit
/var/tmp/current.conf
D. [edit]
user@router# dump
/var/tmp/current.conf
A

A

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30
Q 
QUESTION NO: 36
In the MAC address 00:90:69:9f.ea:46, what represents the Organizationally Unique Identifier
(OUI)?
A. 69:9f.ea:46
B. 00:90:69:9f
C. 9f:ea:46
D. 00:90:69
A

D

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31
Q

QUESTION NO: 37
What is an advantage of dynamic routing?
A. Unlike static routing, dynamic routing provides redundant IP addresses for end-user devices.
B. Unlike static routing, dynamic routing requires no initial user configuration.
C. Dynamic routing can provide increased network availability when compared to static routing.
D. Dynamic routing provides DNS services along with IP connectivity; static routing does not

A

C

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32
Q 
QUESTION NO: 38
Which command do you use to navigate to [edit interfaces]?
A. cd interfaces
B. dir edit interfaces
C. edit interfaces
D. interfaces
A

C

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33
Q 
QUESTION NO: 39
Which directory does the Junos OS use to store syslog information by default?
A. A/ar/messages
B. A/ar/syslog
C. /var/tmp
D. /var/log
A

D

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34
Q 
QUESTION NO: 40
Which protocol creates a complete database of the network topology/prior to calculating the
optimal route?
A. BGP
B. PIM
C. OSPF
D. RIP
A

C

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35
Q 
QUESTION NO: 41
You are modifying the default route preference under the [edit protocols] hierarchy.
In which two routing information sources can you change the default preference value?
(Choose two)
A. local
B. OSPF
C. direct
D. BGP
A

B,D

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36
Q

QUESTION NO: 42
Which two statements are true about the primary address on an interface? (Choose two.)
A. It is the address used by default as the local address for broadcast and multicast packets
sourced locally and sent out of the interface.
B. You use the primary address when you have multiple IP addresses belonging to the same
subnet on the same interface.
C. It can be useful for selecting the local address used for packets sent out of unnumbered
interfaces when multiple non-127 addresses are configured on the loopback interface.
D. By default, the primary address on an interface is selected as the numerically highest local
address configured on the interface.

A

A,C

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37
Q 
QUESTION NO: 43
Which operational mode command can be used to synchronize the local system time with an NTP
server?
A. set ntp time 64.32.129.3
B. set clock ntp 64.32.129.3
C. set time 64.32.129.3
D. set date ntp 64.32.129.3
A

D

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38
Q 
QUESTION NO: 44
Which command will display the contents of the forwarding table?
A. show route forwarding-table
B. show forwarding
C. show configuration
A

A

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39
Q

QUESTION NO: 45
YOU have just issued the command user@router# save current.conf Assuming the default
settings, where in the file system is current.conf saved?
A. /var/tmp/
B. /var/config/saved/
C. /var/home/user/
D. /config/

A

C

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40
Q 
QUESTION NO: 46
Which network mask is the equivalent of 255.255.248.0?
A. /20
B. /21
C. /22
D. /23
A

B

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41
Q 
QUESTION NO: 47
What represents the decimal equivalence of 01101110?
A. 5
B. 96
C. 110
D. 118
A

C

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42
Q 
QUESTION NO: 48
You have been allocated a 192.168.100.0/22 network. How many usable hosts are available?
A. 510
B. 512
C. 1022
D. 1024
A

C

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43
Q

QUESTION NO: 49
What are three benefits of class of service? (Choose three.)
A. It can make a slow network faster
B. It can prioritize latency-sensitive traffic.
C. It can eliminate congestion.
D. It can control congestion.
E. It can allocate bandwidth for different classes of traffic.

A

B,D,E

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44
Q 
QUESTION NO: 50
During a password recovery, what is the next step after configuring the system to boot into single-user
mode?
A. Reset the root password.
B. Press the space bar.
C. Type recovery.
D. Press the "Enter" key
A

C

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45
Q

QUESTION NO: 51
How do you save the current candidate configuration in the set format to permanent storage
media?
JN0‐101
(C) Copyright 1998 Easy CramBible Lab, All Rights Reserved.
A. [edit]
user@router# show | set | save /var/tmp/current.conf
B. [edit]
user@router# show | compare set | save /var/tmp/current.conf
C. [edit]
user@router# save /var/tmp/current.conf | display set
D. [edit]
user@router# show | display set | save /var/tmp/current.conf

A

D

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46
Q 
QUESTION NO: 52
Which command do you use to display the messages seen during the last system boot?
A. show system boot-messages
B. show chassis messages
C. show file system boot-messages
D. show boot-log messages
A

A

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47
Q 
QUESTION NO: 53
Which CLI mode allows you to make configuration changes?
A. enable mode
B. configuration mode
C. operational mode
D. active mode
A

B

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48
Q

QUESTION NO: 54
Which CLI command do you use to determine which files are cleanup candidates?
A. request system storage cleanup candidates
B. request system services storage candidates
C. request system services candidate cleanup
D. request system storage cleanup dry-run

A

D

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49
Q

QUESTION NO: 55
Which statement is true regarding the Network Time Protocol (NTP) on Junos devices?
A. MD5 authentication is supported by the Junos OS
B. Server mode is not supported by the Junos OS.
C. The Junos OS can provide a primarytime reference
D. The Junos OS does not support the use of a boot server.

A

A

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50
Q 
QUESTION NO: 56
Which command will allow you lo quickly determine the administrative status of all interfaces on a
Junos device?
A. show interfaces status
B. show interfaces summary
C. show interfaces terse
D. show interfaces admin
A

C

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51
Q

QUESTION NO: 57
Which statement is true about the forwarding plane?
A. The forwarding plane is the intelligence of the platform.
B. The forwarding plane is based on an X86 architecture.
C. The forwarding plane maintains the routing tables, bridging table, and primary forwarding table
D. The forwarding plane implements policers, stateless firewall filters, and class of service.

A

D

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52
Q

QUESTION NO: 58
Which two statements are true regarding the role of the Routing Engine (RE)? (Choose two.)
A. The RE controls and monitors the chassis.
B. The RE manages the Packet Forwarding Engine (PFE).
C. The RE receives a copy of the forwarding table from the forwarding plane
D. The RE implements class of service (COS).

A

A,B

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53
Q

QUESTION NO: 59
By default, which two statements are true about export routing policies? (Choose two.)
A. Export policies can evaluate only active routes
B. Export policies can evaluate all routes
C. Export policies can be applied to the forwarding table
D. Export policies can be applied to interfaces.

A

A,C

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54
Q

QUESTION NO: 60
Which statement is true about a routing table?
A. It contains routes learned dynamically only.
B. It finds the best path to each destination by using a modified shortest-path-first calculation
C. It contains only active BGP routes.
D. It contains all accepted routes to all destinations.

A

D

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55
Q 
QUESTION NO: 61
Which command will display only direct routes?
A. show route
B. show route inet. 0direct
C. show ip route direct
D. show route protocol direct
A

D

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56
Q

QUESTION NO: 62
What information does the help reference command provide?
A. a brief description of commands and their default values
B. the serial number and version number of the device used to open a support case with JTAC
C. a list of all the active hardware alarms on the device
D. a display of the current configuration while in operational mode

A

A

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57
Q

QUESTION NO: 63
Which two statements apply when a user has entered private configuration mode by typing
configure private? (Choose two.)
A. All users have their own active configuration
B. All users have their own private candidate configuration.
C. When a user commits, all nonconflicting changes made by all users are committed.
D. When a user commits, only the user’s own changes are committed

A

B,D

58
Q 
QUESTION NO: 64
Which operating system do Juniper Networks MX Series routers use?
A. IOS
B. MX-OS
C. UNIX
D. Junos OS
A

D

59
Q 
QUESTION NO: 65
What are two valid actions for routing policy? (Choose two.)
A. discard
B. next policy
C. accept
D. ignore
A

B,C

60
Q 
QUESTION NO: 67
What is the default export routing policy for EBGP?
A. Accept all active BGP routes.
B. Accept all BGP routes.
C. Accept no routes.
D. Accept all active IGP routes.
A

A

60
Q

QUESTION NO: 68
You want to log in to the router and make a configuration change.
After logging in as the root user, what is the next command you must enter?
A. enable
B. configure
C. edit
D. cli

A

D

61
Q

QUESTION NO: 69
Which statement is true about the routing table?
A. The routing table exists in the control plane only.
B. The routing table exists in the control plane and in the forwarding plane
C. The routing table contains both active and inactive routes.
D. The routing table is stored on compact flash

A

A

62
Q

QUESTION NO: 70
You have been asked to use a 23-bit network mask to segment the network block 209.18.12.0 How
many usable host addresses will there be per subnet?
A. 510
B. 1022
C. 2046
D. 8190

A

A

63
Q

QUESTION NO: 72
Which command will delete the current rescue configuration?
A. user@router# system delete configuration rescue
B. user@router> request system configuration rescue delete
C. user@router# delete rescue configuration
D. user@router> file delete rescue-configuration

A

B

64
Q 
QUESTION NO: 73
Which two characteristics describe the UDP protocol? (Choose two.)
A. limited error checking
B. defined timers
C. no recovery mechanisms
D. three-way handshake
A

A,C

64
Q 
QUESTION NO: 74
A network administrator wants to verify the active alarms on interface so-0/0/0.0. Which command
displays this information?
A. show interfaces alarms
B. show interfaces terse
C. show alarms extensive
D. show interfaces extensive
A

D

65
Q

QUESTION NO: 75
Which configuration causes RIP-learned routes to be advertised to other RIP neighbors?
A. set protocol rip no-passive
B. top edit policy-options policy-statement demo set term 1 from protocol rip set term 1 then accept
top set protocols rip group internal export demo
C. set protocols rip advertise m-out
D. top edit policy-options policy-statement demo set term 1 from active routes set term 1 then accept
top set protocols rip group internal export demo

A

B

66
Q 
QUESTION NO: 76
Random early detection (RED) is associated with which class of service component?
A. classification
B. policing
C. queuing
D. scheduling
A

D

67
Q

QUESTION NO: 77
What are two purposes of a forwarding class? (Choose two.)
A. to rewrite the ToS bits in the IP header
B. to classify traffic
C. to identify traffic that should receive common treatment
D. to assign traffic to output queues

A

C,D

68
Q 
QUESTION NO: 78
Which two commands would you use to view OSPF routes? (Choose two.)
A. show ip route ospf
B. show ospf routes
C. show route protocol ospf
D. show route
A

B,C

69
Q 
QUESTION NO: 79
What are three terminating actions for firewall filters? (Choose three.)
A. reject
B. drop
C. permit
D. accept
E. discard
A

A,D,E

70
Q

QUESTION NO: 80
Which three statements are true about terms in a policy? (Choose three.)
A. The order of the terms in a policy is irrelevant.
B. The action is specified in a then statement.
C. Terms are optional in a policy.
D. The match condition can be identified with a from statement.
E. Every policy must contain at least one term.

A

B,D,E

71
Q

QUESTION NO: 81
Which statement is true regarding the Junos OS?
A. All platforms running the Junos OS have identical factory-default configurations
B. All platforms running the Junos OS use the IP2 processor for longest-match lookup.
C. All platforms running the Junos OS use the same source code base.
D. All platforms running the Junos OS use FXP1 for communication between control and
forwarding planes.

A

C

72
Q

QUESTION NO: 82
Two devices on an Ethernet segment sent frames at the same time causing a collision. Which two
statements are true? (Choose two)
A. Both devices stop transmitting, wait a random period of time, verify the wire is idle, and retransmit,
B. The device with the lowest MAC address is permitted to retransmit first.
C. The device with the lowest MAC address sends a jam signal to notify all other devices of the
collision.
D. Both devices send a jam signal to notify all other devices of the collision.

A

A,D

73
Q

QUESTION NO: 83
You have been asked to configure a login class that will permit its users to view and edit the
configuration. The class should allow a user to view the entire configuration, but only to edit the
interfaces, routing-options, and protocols hierarchies.
Which configuration accomplishes this login class?
A. permissions [ view-configuration clear network view ];
allow-configuration “(interfaces) | (routing-options) | (protocols)”;
B. permissions f view-configuration clear network view ]; allow-commands “(configure)”;
C. permissions [ view-configuration clear network view ]; a1low-commands “(configure)”;
allow-configuration “(interfaces)|(routing-options)|(protocols)”;
D. permissions [ clear network view ]; a1low-commands “(configure)”; allow-configuration
“(interfaces) | (routing-options) | (protocols)”;

A

C

74
Q 
QUESTION NO: 84
Which command do you use to identify the meaning of a syslog message?
A. help log messages
B. man log messages
C. man syslog
D. help syslog
A

D

75
Q 
QUESTION NO: 85
Which command do you issue lo upgrade the current software on Junos devices?
A. request system software replace
B. request system software install
C. request system software add
D. request system software upgrade
A

C

76
Q

QUESTION NO: 86
Which three functions are available under the “Maintain” tab of J-Web? (Choose three.)
A. download and delete log files+
B. view real-time statistics of interfaces
C. reboot the system+
D. view and add licenses+
E. edit security settings

A

A,C,D

77
Q 
QUESTION NO: 87
What represents the binary equivalence of 148?
A. 10010100
B. 11010010
C. 10011100
D. 10010100
A

D

78
Q 
QUESTION NO: 88
What is a valid multicast MAC address?
A. 00:90:69:9f:ea:46
B. ff:ff:tf:ff:tf:ff
C. 01:00:5e:28:12:95
D. 99:99:99:99:99:99
A

C

79
Q

QUESTION NO: 89
What is the role of route preference?
A. It is used as a tiebreaker when the same prefix is available through multiple sources
B. It is used to determine which routes to accept into the routing table.
C. It is used to select the best route between multiple equal-cost paths.
D. It is used to select which routing table to use for forwarding.

A

A

80
Q 
QUESTION NO: 90
What is ihe default export routing policy for RIP?
A. Accept all local routes.
B. Accept all RIP routes.
C. Accept no routes.
D. Accept all direct routes.
A

C

81
Q 
QUESTION NO: 91
How do you ping from configuration mode?
A. [edit interfaces] user@router# run
ping 1.1.1.1
B. [edit interfaces] user@router#
ping 1.1.1.1
C. [edit interfaces] user@router# up
ping 1.1.1.1
D. [edit interfaces] user@router# exit
ping 1.1.1.1
A

A

82
Q 
QUESTION NO: 92
Which two external authentication methods are supported by the Junos OS for user authentication?
(Choose two.)
A. RADIUS
B. KERBEROS
C. LDAP
D. TACACS+
A

A,D

83
Q

QUESTION NO: 93
When attempting to view the OSPF routes in the routing table, you issue the command show route
table inet.3but no OSPF routes are displayed. What is the problem?
A. The OSPF routes are located in the inet4.0 routing table.
B. The OSPF routes are located in the inet.0 routing table.
C. The OSPF routes are located in the inet.2 routing table.
D. The OSPF routes are located in the inet4.3 routing table

A

B

84
Q

QUESTION NO: 94
You configured an interface with an IP address and committed the change. You then committed a
change that added an exception in a firewall filter to allow this network through the filter. You
realize that this work was done on the wrong router.
How do you undo all these changes?
A. rollback 2
B. rollback 1
C. rollback 0
D. rollback 3

A

A

85
Q

QUESTION NO: 95
Which statement is true regarding syslog on Junos devices?
A. No logging is enabled by default
B. By default, the information is stored in a file named events
C. Only the message severity level must be configured.
D. You can configure the router to send log messages to the console.

A

D

86
Q

QUESTION NO: 96
YOU issue the ping interface tl-1/1/0 1.1.1.1 bypass-routing count 1000 rapid command.
Which statement is correct?
A. The count parameter creates a counter that you can view with the show firewall command.
B. The count parameter allows the router to count the number of pings for logging purposes.
C. The count parameter allows the router to pause for 1000 seconds before sending out a ping.
D. The count parameter allows the router to send out 1000 pings and then stop.

A

D

87
Q 
QUESTION NO: 97
Which command do you use to show active alarms?
A. show hardware alarms
B. show system alarms
C. show chassis state
D. file list alarm
A

B

88
Q 
QUESTION NO: 98
What is the default SNMP permission level on Junos devices?
A. read
B. read-write
C. read-only
D. write
A

C

89
Q

QUESTION NO: 99
What is a route filter?
A. a list of prefixes that can be configured in a policy
B. a single prefix that is configured separately, and can be referenced in a policy
C. a list of prefixes that is configured separately and can be referenced in a policy
D. a single prefix that can be configured within a policy

A

D

90
Q

QUESTION NO: 100
You have been assigned the 66.96.130.0/24 network and need to segment it into at least 60
subnets. Which network mask meets this requirement?
A. /27
B. /28
C. /29
D. /30

A

D

91
Q

QUESTION NO: 101
What does the command show | compare rollback 1 display?
A. the difference between the current candidate configuration and the candidate configuration from one
commit ago
B. the difference between the current active configuration and the active configuration from one
commit ago
C. the difference between the current active configuration and the active configuration from one
commit ago
D. the difference between the current candidate configuration and the archived configuration from
one commit ago

A

D

92
Q 
QUESTION NO: 102
What are two Junos processes? (Choose two.)
A. OSPF SPF daemon (ospfd)
B. SNMP daemon (snmpd)
C. BGP daemon (bgpd)
D. Routing protocols daemon (rpd)
A

B,D

93
Q

QUESTION NO: 103
Which statement describes an advantage of dynamic routing?
A. Dynamic routing is typically more scalable when compared to static routing
B. Unlike static routing, dynamic routing requires no initial user configuration.
C. Unlike static routing, dynamic routing provides redundant IP addresses for end-user devices.
D. Dynamic routing provides DNS services along with IP connectivity, whereas static routing does not

A

A

94
Q

QUESTION NO: 105
You have a network containing 120 routers. You must establish and maintain connectivity between the
loopback interfaces of all routers. Because of the critical services using the network, you need
redundancy and fast failover. Which routing protocol should you use in this scenario?
A. OSPF
B. RIP
C. BGP
D. static

A

A

95
Q

QUESTION NO: 106
When configuring more than one archival site, which statement is true?
A. The system will first attempt the transfer using the URL configured last.
B. The system will transfer the configuration to each archival site.
C. The system will not transfer to a secondary site unless the previous site fails.
D. The system will transfer using secure copy protocol (SCP) before attempting FTP.

A

C

96
Q

QUESTION NO: 108
Which statement is true regarding the forwarding plane?
A. The forwarding plane is contained within the Routing Engine (RE).
B. The forwarding plane processes and evaluates exception traffic.
C. The forwarding plane contains the Packet Forwarding Engine (PFE).
D. The forwarding plane is not present on all platforms running the Junos OS.

A

C

97
Q

QUESTION NO: 109
Which two commands may be used when configuring an IP address foA. Gigabit Ethernet interface?
(Choose two.)
A. set interfaces ge-0/0/0.0 address 10.1.1.1/24
B. set interfaces ge-0/0/0.0 family inet address 10.1.1.1/24
C. set interfaces ge-0/0/0 unit 0 family inet address 10.1.1.1/24
D. set interfaces ge-0/0/0 address 10.1.1.1/24

A

B,C

98
Q 
QUESTION NO: 110
What information is used by a switch to forward an Ethernet frame to its destination?
A. IP address
B. destination MAC address
C. ARP table entry
D. FCS checksum
A

B

99
Q

QUESTION NO: 111
Which statement is true regarding the password-recovery process?
A. You must have a console connection.
B. You cannot set the console port to an insecure mode.
C. You must press the Enter key so that you can boot into single-user mode.
D. When prompted to enter the full pathname of the shell, you must press the Enter key

A

A

100
Q

QUESTION NO: 112
Which two statements are correct regarding default protocol preference values? (Choose two.)
A. RIP is preferred over OSPF external routes.
B. Direct, local, and static routes have the same preference value.
C. OSPF’s preference value is lower than BGP.
D. OSPF has a single preference value for both internal and external routes.

A

A,C

101
Q

QUESTION NO: 114
Which two statements apply when a user has entered private configuration mode by typing
configure private? (Choose two.)
A. All users have their own active configuration
B. All users have their own private candidate configuration.
C. When a user commits, all nonconflicting changes made by all users are committed.
D. When a user commits, only the user’s own changes are committed

A

B,D

102
Q

QUESTION NO: 115
Which command is used to display all output at once?
A. show interfaces | oil B. shove interfaces | no-more
C. show interfaces | hold
D. show interfaces | display-all

A

B

103
Q

QUESTION NO: 116
Which two statements are true about terms in a routing policy? (Choose two.)
A. A then statement is mandatory in a term.
B. If a term does not contain a from statement, all routes match.
C. If a term does not contain a from statement, the Junos OS will not commit.
D. A then statement is not mandatory in a term

A

A,B

104
Q

QUESTION NO: 117
A packet is evaluated against three user-defined terms within a firewall filter and no match is
found. What correctly describes the action the firewall filter will take for this packet?
A. The filter will permit the packet and take no additional action.
B. The filter will reject the packet and send an ICMP message back to the sender.
C. The filter will discard the packet and take no additional action.
D. The filter will permit the packet and write a log entry to the firewall log.

A

C

105
Q

QUESTION NO: 118
You are configuring a new BGP neighbor and want to view the configuration of interface ge-
0/0/0.42. Which command do you use to achieve this result?
A. [edit protocols bgp group external)
user@router# set interfaces ge-0/0/0.42 ?
B. [edit protocols bgp group external]
user@router# edit show interfaces ge-O/O/0.42
C. [edit protocols bgp group external]
user@router# top show interfaces ge-0/0/0.42
D. [edit protocols bgp group external]
user@router# show interfaces ge-0/0/0.42

A

C

106
Q

QUESTION NO: 119
You have received a default route through BGP from your ISP and you want to redistribute it into
OSPF. Which method will accomplish this?
A. Apply an export policy to OSPF that exports the default route
JN0‐101
(C) Copyright 1998 Easy CramBible Lab, All Rights Reserved.
B. Apply an import policy to OSPF that imports the default route.
C. Apply the default-network command to OSPF
D. Apply the redistribute-igp command to BGP.

A

A

107
Q 
QUESTION NO: 120
What are three examples of dynamic IGPs? (Choose three.)
A. OSPF
B. BGP
C. IS-IS
D. PIM
E. RIP
A

A,C,E

108
Q

QUESTION NO: 121
By default, if equal-cost paths exist for the same destination, which action will the router take?
A. Drop half the traffic
B. Make a copy of the traffic and send it to both destinations.
C. Load-balance traffic between the available paths.
D. Randomly select one of the available paths to send traffic.

A

D

109
Q

QUESTION NO: 123
You have been asked to develop an application that uses only connection-oriented protocols.
Which two protocols can you use? (Choose two)
A. PPP
B. UDP
C. TCP
D. ICMP

A

A,C

110
Q

QUESTION NO: 124
You accidentally configured interface so-0/0/0.0 with 1.1.1.1/32 instead of 1.1.1.1/30 Which two
solutions could you use to correct this configuration? (Choose two)
A. [edit interfaces so-0/0/0.0]
user@router# replace family inet address 1.1.1.1/32 with 1.1.1.1/30
B. [edit interfaces so-0/0/0.0]
user@router# rename family inet address 1.1.1.1/32 to address 1.1.1.1/30
C. [edit]
user@router# replace interface so-0/0/0.0 family inet address 1.1.1.1/32 with address 1.1.1.1/30
D. [edit interfaces so-0/0/0.0]
user@router# delete family inet address user@router# set family inet address 1.1.1.1/30

A

B,D

111
Q

QUESTION NO: 125
When considering the default behavior of Junos platforms, which statement is true about archiving
configurations?
A. A system log message is generated, confirming the transfer attempt.
B. The destination filename format can be altered by configuration.
C. The frequency the system archives the configuration cannot be changed.
D. An archive log is created to track transfer attempts, both failed and successful.

A

A

112
Q 
QUESTION NO: 126
What are three valid match criteria in a firewall filter applied to a Layer 3 interface? (Choose three.)
A. IP address
B. MAC address
C. protocol
D. port
E. session ID
A

A,C,D

113
Q 
QUESTION NO: 128
Which class-of-service component allows you to define the bandwidth allocated to different traffic
types?
A. classification
B. rewrite marking
C. scheduling
D. queuing
A

C

113
Q 
QUESTION NO: 129
What is a valid option when using the ping command?
A. packet loss
B. packet size
C. CRC
D. TCP port
A

B

114
Q

QUESTION NO: 130
Which statement is true regarding an Ethernet collision domain?
A. If a router is used, the collision domain includes all devices connected to the router.
B. If a hub is used, the collision domain is limited to each device and the hub.
C. If a switch is used, the collision domain is limited to each device and the switch.
D. If a bridge is used, the collision domain includes all devices connected to the bridge.

A

C

115
Q 
QUESTION NO: 131
What represents the binary equivalence of 96?
A. 11010100
B. 01100000
C. 11010000
D. 11101010
E. 1100000
A

B

116
Q 
QUESTION NO: 133
By default, what are three valid routing tables? (Choose three.)
A. inet.0
B. inet4.0
C. inet.6
D. inet6.0
E. inet.3
A

A,D,E

117
Q

QUESTION NO: 134
Which statement is true about the forwarding plane?
A. The forwarding plane is the intelligence of the platform.
B. The forwarding plane is based on an X86 architecture.
C. The forwarding plane maintains the routing tables, bridging table, and primary forwarding table
D. The forwarding plane implements policers, stateless firewall filters, and class of service.

A

D

118
Q

QUESTION NO: 135
Which two can be used to create and apply an export policy that advertises static routes to RIP
neighbors? (Choose two.)
A. set protocols rip export demo
B. edit policy-options policy-statement demo set term 1 from protocol static set term 1 then accept
C. edit policy-options policy-statement demo set term 1 from protocol static accept
D. set protocols rip group internal export demo

A

B,D

119
Q

QUESTION NO: 136
You must segment your internal 192.168 1.0/24 network into a minimum of 12 subnets, each
containing a minimum of 12 hosts. Which network mask do you use?
A. /26
B. /27
C. /28
D. /29

A

C

120
Q

QUESTION NO: 137
Which two statements are true regarding trace options on Junos devices? (Choose two.)
A. You can see the contents of the log file by entering the show log command
B. Trace options will send information to your screen automatically.
C. Trace options are limited to one protocol at a time.
D. The file name and a set of flags may be specified when enabling traceoptions.

A

A,D

121
Q 
QUESTION NO: 138
What are the usable hosts on the 96.6.128.0/19 network?
A. 96.6.128.1 through 96.6.143.254
B. 96.6.128.128 through 96.6.134.254
C. 96.6.128.0 through 96.6.134.254
D. 96.6.128.1 through 96.6.159.254
A

D

122
Q

QUESTION NO: 139
Which command will save the current active configuration as the rescue configuration?
A. user@router# save | rescue
B. user@router> request system configuration rescue save
C. user@router# save rescue configuration
D. user@router> file save rescue-configuration

A

B

123
Q 
QUESTION NO: 140
Which three steps are parts of the root password recovery process? (Choose three.)
A. Reboot the device.
B. Run the recovery script.
C. Reset the root password.
D. Reset the user passwords.
E. Load factory-default configuration
A

A,B,C

124
Q 
QUESTION NO: 141
Using the command. user@router# load override latest .conf. where in the file system will the
latest .conf be located?
A. /var/home/user/
B. /var/config/saveoV
C. /var/tmp/
D. /config/
A

A

125
Q 
QUESTION NO: 142
Which user authentication method is supported by the Junos OS as a last resort alternative?
A. TACACS+
B. RADIUS
C. local user database
D. enable password
A

C

126
Q

QUESTION NO: 143
Which command is used to enable access to J-Web using HTTPS?
A. set system remote-access profile https
B. set services remote-access profile j-web-https
C. set system services web-management https
D. set services web-management j-web-https

A

C

127
Q 
QUESTION NO: 144
Which command do you use as a valid way to view the PICs within a router as well as the PICs' serial
numbers?
A. show chassis hardware
B. show chassis interfaces
C. show chassis pic
D. show chassis inventory
A

A

128
Q

QUESTION NO: 145
You have been asked to configure your router to send link-related SNMP trap notifications to the
network management system (NMS) located at address 172.16.17.1.
Which two commands are required? (Choose two.)
A. set snmp trap-group my-trap-group targets 172.16.17.1
B. set snmp targets 172.16.17.1
C. set snmp trap-group my-trap-group link-status
D. set snmp trap-group my-trap-group categories link

A

A,D

129
Q 
QUESTION NO: 146
Which two fields are found in an Ethernet frame header? (Choose two)
A. TTL
B. flags
C. checksum
D. type
A

C,D

130
Q 
QUESTION NO: 147
What must be configured prior to the first commit after factory defaults are loaded?
A. root authentication
B. default gateway
C. hostname
D. management services
A

A

131
Q

QUESTION NO: 148
Which statement is true regarding the Junos OS?
A. Each process runs in its own protected memory space ensuring that one process cannot
directly interfere with another
B. Processes share memory space but use separate ASICs so that one process cannot directly interfere
with another.
C. A central processor called the IP2 Chip dynamically assigns memory as process needs fluctuate.
D. The memory management daemon (mmd) is responsible for allocating new memory for processes
as they request it.

A

A

132
Q 
QUESTION NO: 149
Which two commands allow you to return to a previous version of software on the device? (Choose
two.)
A. request system software odd
B. request system software downgrade
C. request system software replace
D. request system software rollback
A

A,D

133
Q 
QUESTION NO: 150
What are three physical interface properties? (Choose three.)
A. payload scrambling
B. virtual circuit identifier
C. FCS
D. link speed
E. IP address
A

A,C,D

134
Q

QUESTION NO: 151
Which two statements are correct about Layer 2 broadcast frames? (Choose two.)
A. Layer 2 broadcast frames are processed by all devices on the same VLAN.
B. Layer 2 broadcast frames are discarded by routers that connect to multiple VLANs
C. Layer 2 broadcast frames are relayed by routers to all connected VLANs.
D. Layer 2 broadcast frames are relayed by switches to devices on the same VLAN.

A

A,D

135
Q 
QUESTION NO: 152
Your network administrator has asked you to view the real-time interface usage on ge-0/0/0.
Which command would be used?
A. monitor interface ge-O/Q/0
B. traceoptions interface ge-0/0/0
C. debug interface ge-O/Q/0
D. monitor usage ge-O/O/'U
A

A

136
Q

QUESTION NO: 153
There are three static routes in the routing table that need to be announced to your OSPF peers. Which
method is used to accomplish this?
A. Apply an import policy to OSPF that injects the static routes into OSPF.
B. Apply an import policy to the static routes that injects the static routes into OSPF.
C. Apply an export policy to the static routes that injects the static routes into OSPF.
D. Apply an export policy to OSPF that injects the static routes into OSPF.

A

D

137
Q

QUESTION NO: 154
Which two statements are true of a network mask? (Choose two.)
A. A subnet mask specifies the portion of an IP address that is in a binary format,
B. A subnet mask specifies the portion of an IP address that is in a decimal format,
C. A subnet mask specifies the portion of an IP address that represents a network prefix,
D. A subnet mask specifies the portion of an IP address that represents network hosts.

A

C

138
Q

QUESTION NO: 155
Which statement is true about the forwarding table?
A. The forwarding table is stored in the control plane only.
B. The forwarding table is stored in the control plane and in the forwarding plane
C. The forwarding table contains both active and inactive routes.
D. The forwarding table can contain only a single next hop per destination

A

B

Juniper (2 decks)

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