cisco Flashcards

pass test

1
Q

Which 2 locations can be configured as a source for the IOS image in the boot system command?(choose 2)

A

Flash Memory

TFTP server

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2
Q

On which 3 operating systems does Hyper Terminal not come pre-installed? (choose 3)

A

Windows Vista
Mac OSX
Windows 7

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3
Q

Which 3 of the follwing describe Fast Ethernet? (choose 3)

A

100BASE-T
100-Mb/s speed
requires Category 5 or higher UTP cabling

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4
Q

Hosts in network 192.168.2.0 are unable to reach hosts in network 192.168.3.0. Based on the output from Router A, what are the 2 possible reasons for the failure? (choose 2)

A

Interface SO/O on Router A is not receiving a clock signal from the CSU/DSU.

The encapsulation that is configured on SO/O of Rojuter B does not match the encapsulation that is configured on SO/O of Router A.

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5
Q

Which port displays the bootup process on a Cisco device?

A

Console

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6
Q

Which statement describes the effect of the copy run start command on a router in enable mode?

A

The running configuration of the router is saved to NVRAM and used during the boot process.

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7
Q

Which 3 pieces of information about a device can be seen from the show version command? (choose 3)

A

Device model
Installed DRAM
Installed flash

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8
Q

Which address facilitates the routing of packets over an IP network?

A

network

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9
Q

Which command initiates the copy of an IOS image to a Cisco device?

A

copy tftp flash

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10
Q

Which command is necessary to permit SSH or Telnet access to a cisco switch that is otherwise configured for these vty line protocols?

A

transport input all

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11
Q

Which of the following command display the saved configuration file?

A

show configuration

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12
Q

TFTP is a simple protocol file, such as a Cisco IOS or configuration file, from one device to another. Which device cannot be configured to be used as a TFTP server?

A

Modem

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13
Q

What does the CD LE indicate on the voice WAN interface card?

A

A carrier has been detected

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14
Q

The pins on RJ-45 are numbered from 1-8. With the material points of the plug facing towards you, pin 1 is the leftmost pin. Which 2 sets are looped on an RJ-45 T1 loopback plug? (choose2)

A

Pins 1 and 4

Pins 2 and 5

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15
Q

Which 2 of the following statements are true? (choose 2)

A

Because FTP usually requires authorization, a Cisco route must be configured with the appropriate username and password.

A router can act as an FTP server

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16
Q

Of which cable type is this an example?

A

RJ-45 crossover

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17
Q

What is the result of setting the no login command?

A

no password is required for telnet access

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18
Q

Which of the following best describes how to assign a static IP address to the Ethernet port on a computer?

A

From Network Connections, double-click Local Area Connection. Click Protocol (TCP/IP). Click the properties, click the use the following address button, and then configure the IP information.

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19
Q

When using a modem to provide out-of-band access to a Cisco router, which cable is used to connect the modem to the router?

A

B-25 to RJ-45

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20
Q

What are 2 possible causes if an Ethernet interface is up and the line protocol is down? (choose 2)

A

There is a speed or duplex mismatch with the remote device.

There is a Layer 2 mismatch in the encapsulation type.

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21
Q

Which 2 of the following are features of NVRAM on a Cisco device? (choose 2)

A

Stores startup configuration

Not erased when device is rebooted

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22
Q

Which 2 commands display the saved configuration file? (choose 2)

A

show configuration

show startup-config

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23
Q

What can be determined about the router from the console output?

A

No configuration file was found in NVRAM

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24
Q

Which IEEE standard protocol is initiated as a result of successful DTP completion in a switch over Fast Ethernet?

A

802.1Q

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25
Which router can be used for disk-in-access to the router CLI management purposes and does not usually pass normal traffic?
AUX
26
While performing password recovery on a Cisco device, the configuration register should be which value in order to bypass loading the startup configuration?
0x2142
27
Which interface card is an encryption module?
AIM-VPN/SSL-3
28
Drag and Drop | You are performing a password recovery on a Cisco fixed Catalyst switch. Place steps in correct order on right.
Step 1-Power on Step 2- Mode button Step 3- flash_init Step 4- load_helper
29
The enable secret command is used to secure access to which CLI mode?
privileged EXEC mode
30
What 1 of the feature is associated with single-mode fiber-optic cable?
a single strand of glass fiber
31
Which layer of the IOS model defines how data is formatted for transmission and how access to the physical media is controlled?
Data link
32
Which command initiates the transfer of a Cisco IOS image over IP from ROMMON?
tftpdnld
33
Which type of memory stores the startup configuration file for the Cisco device?
NVRAM
34
Which windows-based text editor is preferred when working with a simple text document such as a Cisco configuration?
C. Microsoft Notepad
35
Which sequence begins a unique local IP address in binary notation?
A. 1111110
36
A null modem cable uses which adapter type?
RJ-45
37
What are two ways to open a command prompt session on a Windows-based computer? (Choose two)
Click Start > All Programs > Accessories > Command Prompt | Click Start > Run. Enter cmd and click OK
38
Which bits represent the boot field in the configuration register value?
lowest four bits
39
Which command sends an echo request packet to the largest host and then waits for an echo response message?
ping
40
Which of the following statements are true?
The Cisco logo, old or new, can be found on the front bezel of all Cisco rack-mountable or desktop products.
41
Which three of the following statements are true about a router? (Choose three)
It interconnects multiple networks together It chooses the best route for your data to travel It divides a network into separate broadcast domains
42
Which type of memory stores the decompressed form of the Cisco IOS software and the running configuration?
DRAM
43
Which of the following is a DTE device?
router
44
Refer to the exhibit | Into which port do you insert the card?
Gigabit Ethernet
45
What is the difference between a CSU/DSU and a modem?
A CSU/DSU converts digital signals from a router to a leased line; a modem converts digital signals from a router to a phone line
46
Which command displays the configuration register setting?
show version
47
How does a Cisco switch respond if you boot it without a valid configuration in the NVRAM?
it uses the running –configuration
48
Which two of the following are component of WAN connection? (Choose two)
router | CSU/DSU
49
Which command initiates copying the saved configuration of a Cisco device to a TFTP server?
copy startup-config tftp
50
Which three of the following statements are true about a smart jack? (Choose three)
It provides signal conversion It regenerates the signal to compensate for signal degradation from line transmission It provides loopback testing
51
Which two commands are used to set the configuration register value? (Choose two)
Router(config)#config-register 0x2102 | rommon>confreg 0x2102
52
What are two features that are associated with single-mode fiber-optic cable? (Choose two.)
a single strand of glass fiber | carries higher bandwidth than multimode fiber
53
Which Ethernet interface command is present when you boot a new Cisco router for the first time?
shutdown
54
When using a modem to provide out-of-band access to a Cisco router, which cable type is used to connect the wall jack to the modem?
RJ-11 to Rj-11
55
Which command can be used to identify the serial number of a Cisco router?
Show version
56
From a Windows command prompt, which command displays the local IP address of a computer?
ipconfig
57
Which two of the following are installed fiber-optic connectors? (Choose two)
subscriber | Lucent
58
Which two pairs of LAN Ethernet devices use an RJ-45 Straight-through cable? (Choose two)
Switch to router | Switch to server
59
Which two modules can be plugged into internal advanced integration module (AIM) slots on a Cisco router? (Choose two)
Virtual Private Network Module | Intrusion Detection System Module
60
ESD is the sudden and momentary electric current that flows between two different objects at different electrical potentials caused by direct contact or induced by an electrostatic field. Which three of the following tools should be used to avoid ESD? (Choose three)
ESD wrist strap Antistatic bag Antistatic mat
61
The colored wires at one end of the cable in the reverse sequence of the colored wires at the other end of the cable. Which cable does this describe?
Rolled
62
Which of the following best describes the port on a laptop that is used to connection to an Ethernet port on a Cisco Switch?
RJ-45
63
Which command indicates the amount of memory (NVRAM, RAM, and flash) in a Cisco device?
show version
64
Which two of the following statements are true? (Choose two)
``` The Cisco logo, old or new, can be found on the front bezel of all Cisco rack-mountable or desktop products At the network module level, the model number is the same as the part number ```
65
Refer to the exhibit | Which three statements correctly describe Network Device A? (Choose three.)
With a network wide mask of 255.255.255.128, each interface does require an IP address on a unique IP subnet With a network wide mask of 255.255.255.0, must be a Layer 3 device for the PCs to communicate with each other With a network wide mask of 255.255.254.0, each interface does not require an IP address
66
Which type if memory is used to permanently store the Cisco IOS software?
Flash
67
Which two pieces of information about a device can be seen from the show version command?
Device model | Installed DRAM
68
Which of the following describes the roles of devices in a WAN? (Choose three.)
A CSU/DSU terminates a digital local loop A modem terminates an analog local loop A router is commonly considered a DTE device
69
Which type of memory is necessary for a router to boot?
DRAM
70
Refer to the exhibit | For what two reasons has the router loaded its IOS image from the location that is shown? (Choose two.)
Router1 has specific boot system commands that instruct it to load IOS from a TFTP server Router1 cannot locate a valid IOS image in flash memory
71
Which of the following best describes the cable that is used to connect a laptop to an Ethernet port on a Cisco router?
Crossover
72
Which three of the following statements are true? (Choose three.)
Each IP address has two parts: a network ID and a host ID An IP subnet equals a broadcast domain A subnet address is created by borrowing bits from the original host ID
73
Which two pieces of information can be determined about a neighbor device from the CLI command show cdp neighbor? (Choose two)
device ID | platform
74
Refer to the exhibit | Which user-mode password has just been set?
Telnet
75
Which IOS layer does a server use to keep track of which application communications in which conversation?
Session
76
Which two pieces of information does the show ip interface brief command display? (Choose two)
Interface status | Layer 3 address
77
Drag and drop | Place in correct position
``` Router(boot)# =Boot Mode Router(config-if)# =Interface Config Mode Router(config)# =Global Config Mode Router# =Privileged Exec Mode Rommon> =ROM Monitor Mode Router> =User EXEC Mode ```
78
What is the default operating mode you are initially logging into a router?
user EXEC
79
Which two of the following are true? (Choose two)
SSH is a protocol that provides a secure remote access connection to network devices A Telnet network management connection is dropped when a router reboots
80
Drag and Drop | CLI commands in proper order to configure FastEthernet from user EXEC Mode
1-enable 2-configure terminal 3-interface fastethernet0
81
Which two of the following CLI operating modes, by default, allow you to copy a Cisco IOS image to flash memory from TFTP server? (Choose two)
Privileged EXEC | ROMMON
82
What does Cisco use for Return Materials Authorization (RMA) tracking of field-replaceable parts?
serial number Explanation: Cisco uses Serial Numbers for RMA tracking of field replaceable parts (FRU) and for service contract entitlement verification of devices
83
What are two ways to open Microsoft Notepad on a Windows-based computer? (Choose two)
Start > Run Enter Notepad and 'Ink OK | Start > All Programs > Accessories > Notepad
84
Which statement about unique local IP addresses is true?
They require all prefixes to be unique
85
Refer to the exhibit | Which type of cable us used on the ATM card?
Coaxial
86
Which of the following best describes the cable that is used to connect a laptop to the Console port on a Cisco router?
rollover
87
Which two statements about fiber cable are true? (Choose two)
Fiber cable is relatively inexpensive and supports a higher data rate than coaxial cable. Mulitimode cable supports speeds between 100 Mbps and 100 Gpbs
88
Refer to the exhibit | Why is flash memory erased prior to upgrading the IOS image from the TFTP server?
Erasing current flash content is requested during the copy dialog
89
Which of the following CLI operating modes, by default, allow you to copy a Cisco IOS image to flash memory from TFTP server?
Privileged EXEC
90
Which step in the router boot process searches for an IOS image to load into the router?
bootstrap
91
At the interface configuration prompt, which command returns you to the main configuration prompt?
exit
92
Which two of the following statements are true about a switch? (Choose two)
It is a data link layer device | It reads the destination MAC address to forward traffic out the appropriate port