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Cisco > cisco > Flashcards

cisco Flashcards

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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
Q

Which router can be used for disk-in-access to the router CLI management purposes and does not usually pass normal traffic?

A

AUX

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26
Q

While performing password recovery on a Cisco device, the configuration register should be which value in order to bypass loading the startup configuration?

A

0x2142

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27
Q

Which interface card is an encryption module?

A

AIM-VPN/SSL-3

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28
Q

Drag and Drop

You are performing a password recovery on a Cisco fixed Catalyst switch. Place steps in correct order on right.

A

Step 1-Power on
Step 2- Mode button
Step 3- flash_init
Step 4- load_helper

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29
Q

The enable secret command is used to secure access to which CLI mode?

A

privileged EXEC mode

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30
Q

What 1 of the feature is associated with single-mode fiber-optic cable?

A

a single strand of glass fiber

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31
Q

Which layer of the IOS model defines how data is formatted for transmission and how access to the physical media is controlled?

A

Data link

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32
Q

Which command initiates the transfer of a Cisco IOS image over IP from ROMMON?

A

tftpdnld

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33
Q

Which type of memory stores the startup configuration file for the Cisco device?

A

NVRAM

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34
Q

Which windows-based text editor is preferred when working with a simple text document such as a Cisco configuration?

A

C. Microsoft Notepad

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35
Q

Which sequence begins a unique local IP address in binary notation?

A

A. 1111110

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36
Q

A null modem cable uses which adapter type?

A

RJ-45

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37
Q

What are two ways to open a command prompt session on a Windows-based computer? (Choose two)

A

Click Start > All Programs > Accessories > Command Prompt

Click Start > Run. Enter cmd and click OK

38
Q

Which bits represent the boot field in the configuration register value?

A

lowest four bits

39
Q

Which command sends an echo request packet to the largest host and then waits for an echo response message?

A

ping

40
Q

Which of the following statements are true?

A

The Cisco logo, old or new, can be found on the front bezel of all Cisco rack-mountable or desktop products.

41
Q

Which three of the following statements are true about a router? (Choose three)

A

It interconnects multiple networks together
It chooses the best route for your data to travel
It divides a network into separate broadcast domains

42
Q

Which type of memory stores the decompressed form of the Cisco IOS software and the running configuration?

A

DRAM

43
Q

Which of the following is a DTE device?

A

router

44
Q

Refer to the exhibit

Into which port do you insert the card?

A

Gigabit Ethernet

45
Q

What is the difference between a CSU/DSU and a modem?

A

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
Q

Which command displays the configuration register setting?

A

show version

47
Q

How does a Cisco switch respond if you boot it without a valid configuration in the NVRAM?

A

it uses the running –configuration

48
Q

Which two of the following are component of WAN connection? (Choose two)

A

router

CSU/DSU

49
Q

Which command initiates copying the saved configuration of a Cisco device to a TFTP server?

A

copy startup-config tftp

50
Q

Which three of the following statements are true about a smart jack? (Choose three)

A

It provides signal conversion
It regenerates the signal to compensate for signal degradation from line transmission
It provides loopback testing

51
Q

Which two commands are used to set the configuration register value? (Choose two)

A

Router(config)#config-register 0x2102

rommon>confreg 0x2102

52
Q

What are two features that are associated with single-mode fiber-optic cable? (Choose two.)

A

a single strand of glass fiber

carries higher bandwidth than multimode fiber

53
Q

Which Ethernet interface command is present when you boot a new Cisco router for the first time?

A

shutdown

54
Q

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?

A

RJ-11 to Rj-11

55
Q

Which command can be used to identify the serial number of a Cisco router?

A

Show version

56
Q

From a Windows command prompt, which command displays the local IP address of a computer?

A

ipconfig

57
Q

Which two of the following are installed fiber-optic connectors? (Choose two)

A

subscriber

Lucent

58
Q

Which two pairs of LAN Ethernet devices use an RJ-45 Straight-through cable? (Choose two)

A

Switch to router

Switch to server

59
Q

Which two modules can be plugged into internal advanced integration module (AIM) slots on a Cisco router? (Choose two)

A

Virtual Private Network Module

Intrusion Detection System Module

60
Q

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)

A

ESD wrist strap
Antistatic bag
Antistatic mat

61
Q

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?

A

Rolled

62
Q

Which of the following best describes the port on a laptop that is used to connection to an Ethernet port on a Cisco Switch?

A

RJ-45

63
Q

Which command indicates the amount of memory (NVRAM, RAM, and flash) in a Cisco device?

A

show version

64
Q

Which two of the following statements are true? (Choose two)

A 
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
Q

Refer to the exhibit

Which three statements correctly describe Network Device A? (Choose three.)

A

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
Q

Which type if memory is used to permanently store the Cisco IOS software?

A

Flash

67
Q

Which two pieces of information about a device can be seen from the show version command?

A

Device model

Installed DRAM

68
Q

Which of the following describes the roles of devices in a WAN? (Choose three.)

A

A CSU/DSU terminates a digital local loop
A modem terminates an analog local loop
A router is commonly considered a DTE device

69
Q

Which type of memory is necessary for a router to boot?

A

DRAM

70
Q

Refer to the exhibit

For what two reasons has the router loaded its IOS image from the location that is shown? (Choose two.)

A

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
Q

Which of the following best describes the cable that is used to connect a laptop to an Ethernet port on a Cisco router?

A

Crossover

72
Q

Which three of the following statements are true? (Choose three.)

A

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
Q

Which two pieces of information can be determined about a neighbor device from the CLI command show cdp neighbor? (Choose two)

A

device ID

platform

74
Q

Refer to the exhibit

Which user-mode password has just been set?

A

Telnet

75
Q

Which IOS layer does a server use to keep track of which application communications in which conversation?

A

Session

76
Q

Which two pieces of information does the show ip interface brief command display? (Choose two)

A

Interface status

Layer 3 address

77
Q

Drag and drop

Place in correct position

A 
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
Q

What is the default operating mode you are initially logging into a router?

A

user EXEC

79
Q

Which two of the following are true? (Choose two)

A

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
Q

Drag and Drop

CLI commands in proper order to configure FastEthernet from user EXEC Mode

A

1-enable
2-configure terminal
3-interface fastethernet0

81
Q

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)

A

Privileged EXEC

ROMMON

82
Q

What does Cisco use for Return Materials Authorization (RMA) tracking of field-replaceable parts?

A

serial number
Explanation: Cisco uses Serial Numbers for RMA tracking of field replaceable parts (FRU) and for service contract entitlement verification of devices

83
Q

What are two ways to open Microsoft Notepad on a Windows-based computer? (Choose two)

A

Start > Run Enter Notepad and ‘Ink OK

Start > All Programs > Accessories > Notepad

84
Q

Which statement about unique local IP addresses is true?

A

They require all prefixes to be unique

85
Q

Refer to the exhibit

Which type of cable us used on the ATM card?

A

Coaxial

86
Q

Which of the following best describes the cable that is used to connect a laptop to the Console port on a Cisco router?

A

rollover

87
Q

Which two statements about fiber cable are true? (Choose two)

A

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
Q

Refer to the exhibit

Why is flash memory erased prior to upgrading the IOS image from the TFTP server?

A

Erasing current flash content is requested during the copy dialog

89
Q

Which of the following CLI operating modes, by default, allow you to copy a Cisco IOS image to flash memory from TFTP server?

A

Privileged EXEC

90
Q

Which step in the router boot process searches for an IOS image to load into the router?

A

bootstrap

91
Q

At the interface configuration prompt, which command returns you to the main configuration prompt?

A

exit

92
Q

Which two of the following statements are true about a switch? (Choose two)

A

It is a data link layer device

It reads the destination MAC address to forward traffic out the appropriate port

Cisco (1 decks)

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