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Cisco CCTRS Flashcards

1
Q 
Which protocol does TFTP typically use for transport?
A. RSVP
B. TCP
C. HTTP
D. UDP
A

D. UDP

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2
Q

What is the correct IPv6 address notation?
A. 2001:0DB8::/128
B. 2001:0DB8:0::
C. 2001:0DB8::1:1:1:1:1
D. 2001:0DB8:130F:0000:0000:7000:0000:140B

A

D. 2001:0DB8:130F:0000:0000:7000:0000:140B

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3
Q

Which two statements about Telnet and SSH are true? (Choosetwo.)
A. SSH is a protocol that provides a secure remote access connection to network devices.
B. SSH uses the well-known TCP port 23 for its communication.
C. A Telnet network management connection is dropped when a router reboots.
D. Telnet is a protocol that provides a secure remote access connection to network devices.
E. Telnet is preferred over SSH for security reasons.

A

A. SSH is a protocol that provides a secure remote access connection to network devices.

C. A Telnet network management connection is dropped when a router reboots.

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4
Q

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

A. physical
B. transport
C. network
D. MAC

A

C. network

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5
Q 
Which two IPv4 addresses can be assigned to a host computer? (Choose two.)
A.	255.255.255.255
B.	10.1.1.20
C.	0.0.0.0
D.	192.168.10.15 E. 292.10.3.4
A

B. 10.1.1.20

D. 192.168.10.15 E. 292.10.3.4

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6
Q 
What are two components of a WAN connection? (Choose two.)
A.	CSU/DSU
B.	router
C.	bridge
D.	hub
E.	switch
A

A. CSU/DSU

B. router

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7
Q 
Which device is a DTE device?
A.	CSU/DSU
B.	router
C.	cable modem
D.	DSL modem
A

B. router

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8
Q 
Which layer of the OSI model defines how data is formatted for transmission and how access to the physical media is controlled?
A.	presentation
B.	data link
C.	network
D.	transport
A

B. data link

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9
Q 
Which command shows the status of power supplies and sensor temperatures?
A.	show hardware
B.	show module
C.	show environment
D.	show diag

C. show environment

A

C. show environment

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10
Q 
What are two standard fiber-optic connectors? (Choose two.)
A.	Lucent
B.	rollover
C.	subscriber
D.	multidimension
E.	crossover
A

A. Lucent

C. subscriber

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11
Q 
Which type of physical connector does a Gigabit Ethernet port typically use?
A.	RJ-9
B.	RJ-45
C.	DB-25
D.	RJ-11
A

B. RJ-45

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12
Q 
Which two pairs of LAN Ethernet devices use an RJ-45 straight-through cable? (Choose two.)
A.	switch-to-switch
B.	switch-to-router
C.	switch-to-hub
D.	router-to-router 
E.     switch-to-server
A

B. switch-to-router

E. switch-to-server

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13
Q

Which two features are associated with single-mode fiber-optic cable? (Choose two.)
A. consists of a single strand of glass fiber
B. has higher attenuation that multimode fiber
C. carries a higher bandwidth that multimode fiber
D. costs less than multimode fiber
E. operates over less distance than multimode fiber

A

A. consists of a single strand of glass fiber

C. carries a higher bandwidth that multimode fiber

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14
Q

Refer to the exhibit.

Which two statements about the hardware components are true? (Choose two.)
A. 2 is an RJ-45 to USB Type A console cable.
B. 3 is a USB Type A port.
C. 3 is a USB 5-pin mini USB Type B port.
D. 1 is a USB Type A port.
E. 2 is a USB 5-pin mini USB Type B to USB Type A console cable

A

B. 3 is a USB Type A port.

E. 2 is a USB 5-pin mini USB Type B to USB Type A console cable

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15
Q 
Which type of transceiver module is used for 40 Gigabit Ethernet connectivity?
A.	SFP+
B.	GBIC
C.	QSFP+
D.	XFP
A

C. QSFP+

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16
Q 
What is the line speed of a DS0 in North America?
A.	16 kbps
B.	32 kbps
C.	64 kbps
D.	128 kbps
A

C. 64 kbps

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17
Q 
Which two ports on a laptop are used to gain console access to a Cisco switch? (Choose two.)
A.	DB-9
B.	USB
C.	DVI
D.	RJ-11
E.	RJ-45 Ethernet
A

A. DB-9

B. USB

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18
Q

Which two statements about a SmartJack are true? (Choose two.)
A. It provides signal conversion.
B. It acts as a concentration point for dial-in and dial-out connections.
C. It operates at Layer 2 of the OSI model.
D. It provides channel testing.
E. It regenerates the signal to compensate for signal degradation from line transmission.

A

A. It provides signal conversion.

E. It regenerates the signal to compensate for signal degradation from line transmission.

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19
Q 
The colored wires at one end of a cable are in reverse sequence to the colored wires at the other end of the cable. Which cable does this configuration describe?
A.	rolled
B.	crossover
C.	coaxial
D.	straight-through
A

B. crossover

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20
Q 
Which Cisco CPAK 100GBASE module supports Multimode Fiber cable?
A.	Cisco CPAK-100G-CWDM4
B.	Cisco CPAK-100G-LR4
C.	Cisco CPAK-100G-ER4L
D.	Cisco CPAK-100G-SR4
A

D. Cisco CPAK-100G-SR4

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21
Q 
The pins on an RJ-45 cable plug are numbered from 1 through 8. When the metal pins of the plug are facing toward you, pin 1 is the leftmost pin. Which two sets of pins are looped on an RJ-45 56K loopback plug? (Choose two.)
A.	pins 2 and 7
B.	pins 2 and 8
C.	pins 2 and 5
D.	pins 1 and 7
E.	pins 1 and 4
A

C. pins 2 and 5

E. pins 1 and 4

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22
Q 
How many pairs of copper wire does a UTP cable have?
A.	2
B.	3
C.	4
D.	5
A

C. 4

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23
Q 
Which two Cisco Nexus 3400 Series switches support 400-Gbps Ethernet ports? (Choose two.)
A.	Cisco Nexus 34180YC
B.	Cisco Nexus 34200YC-SM
C.	Cisco Nexus 3432D-S
D.	Cisco Nexus 3408-S
E.	Cisco Nexus 3464C
A

C. Cisco Nexus 3432D-S

D. Cisco Nexus 3408-S

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24
Q

Which type of memory stores the configuration of a router or switch by default?
Which type of memory stores the configuration of a router or switch by default?
A. RAM
B. ROM
C. NVRAM
D. flash

B. ROM
C. NVRAM
D. flash

A

A. RAM

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25
Q 
Which two commands identify the serial number of a Cisco router? (Choose two.)
A.	show run
B.	show inventory
C.	show environment
D.	show version
E.	show archive
A

B. show inventory

D. show version

26
Q

Which two commands set the configuration register value? (Choose two.)
A. rommon>confreg 0x2102
B. router(config)#confreg 0x2102
C. rommon>config-register 0x2102
D. router(config)#configuration-register 0x2102
E. router(config)#config-register 0x2102

A

A. rommon>confreg 0x2102

E. router(config)#config-register 0x2102

27
Q 
Which bits represent the boot field in the configuration register value?
A.	highest two bits
B.	lowest two bits
C.	highest four bits
D. lowest four bits
A

D. lowest four bits

28
Q 
Which type of memory stores the decompressed form of Cisco IOS Software and the running configuration?
A.	flash
B.	ROM
C.	NVRAM
D.	DRAM
A

D. DRAM

29
Q 
Which type of memory is used to permanently store Cisco IOS Software?
A.	NVRAM
B.	flash
C.	SRAM
D.	DRAM
A

A. NVRAM

30
Q 
What is the default operating mode when you initially log in to a router?
A.	user EXEC
B.	global configuration
C.	privileged EXEC
D.	ROM monitor
A

A. user EXEC

31
Q 
When you deploy Cisco Catalyst 3850 Series switches, which two modes of operation can you choose from?
A.	Active mode and Standby mode
B.	Install mode and Bundle mode
C.	Boot mode and Run mode
D.	Exec mode and User mode
A

B. Install mode and Bundle mode

32
Q 
Which command displays a list of file systems that are available on Cisco devices?
A.	show memory
B.	show directory
C.	show file system
D.	show version
A

C. show file system

33
Q 
Which two pieces of information are displayed when you use the show ip interface brief command? (Choose two.)
A.	Layer 2 address
B.	keepalive
C.	Layer 3 address
D.	encapsulation type 
E. interface status
A

C. Layer 3 address

E. interface status

34
Q 
Which command sends an echo request packet to the target host and then waits for an echo response message?
A.	echo
B.	access
C.	ping
D.	connect
A

C. ping

35
Q 
Which command displays information about the carrier network, cell site, and available service?
A.	show cellular unit network
B.	show cellular unit radio
C.	show cellular unit hardware
D.	show cellular unit profile
A

A. show cellular unit network

36
Q 
Which two pieces of information about a neighboring device are displayed when you use the CLI command show cdp neighbor? (Choose two.)
A.	platform
B.	uptime
C.	device ID
D.	Cisco IOS Software version
E.	IP address
A

A. platform

C. device ID

37
Q 
Cisco NX-OS has added the ability to use which type of custom scripting to help manage user networks?
A.	C++
B.	Collective
C.	SQL
D.	Python
A

D. Python

38
Q 
Which command displays the configuration register setting?
A.	show flash
B.	show running-config 
C. show version
D. show config-register
A

C. show version

39
Q 
At the interface configuration prompt, which command returns you to the main configuration prompt?
A.	end
B.	clear
C.	quit 
D.    exit
A

D. exit

40
Q 
Which command provides detailed information about the components that are installed on a router, such as the model, PID, and serial number?
A.	show chassis
B.	show items
C.	show inventory
D.	show router
A

C. show inventory

41
Q 
Which Windows-based text editor is preferred for working with a simple text document, such as a Cisco configuration?
A.	Microsoft Word
B.	Microsoft Notepad
C.	Microsoft Access 
D.    Microsoft Excel
A

B. Microsoft Notepad

42
Q 
From a Windows command prompt, which command displays the local IP address of a computer?
A.	ipconfiguration
B.	ip configuration
C.	ipconfig
D.	ip config
A

C. ipconfig

43
Q 
What is the Windows-based program that executes the ping command to test network connectivity?
A.	cmd
B.	Find
C.	Start
D.	ipconfig
A

A. cmd

44
Q 
Which type of port on a laptop is used to connect to an Ethernet port on a Cisco switch?
A.	DVI
B.	RJ-11
C.	DB-9
D.	RJ-45
A

D. RJ-45

45
Q 
Which type of Cisco console cable is used to connect a laptop to the console port on a Cisco router?
A.	straight-through
B.	fiber
C.	crossover 
D.     rollover
A

D. rollover

46
Q

An Ethernet interface is up and the line protocol is down. What are two possible causes? (Choose two.)
A. There is a speed or duplex mismatch with the remote device.
B. There is a Layer 2 mismatch in the encapsulation type.
C. The Ethernet interface has been manually disabled.
D. Keepalives are not being received by the local device.
E. The Ethernet cable might not be attached properly.

A

A. There is a speed or duplex mismatch with the remote device.
B. There is a Layer 2 mismatch in the encapsulation type.

47
Q 
From the enable mode, which command loads the configuration during the password recovery process on a Cisco router?
A.	load_helper
B.	configure terminal
C.	copy running-config startup-config
D.	copy startup-config running-config
A

D. copy startup-config running-config

48
Q 
Which command initiates the copying of a Cisco IOS image to a Cisco device?
A.	copy tftp nvram
B.	copy tftp flash
C.	copy flash tftp
D.	copy xmodem flash
A

B. copy tftp flash

49
Q 
TFTP is a simple protocol for transferring files, such as a Cisco IOS or configuration file, from one device to another. Which device can be configured as a TFTP server?
A.	Cisco Content Engine
B.	modem
C.	Cisco router
D.	CSU/DSU
A

C. Cisco router

50
Q 
What is the primary method for recovering or upgrading a Cisco network device system image?
A.	USB storage
B.	FTP
C.	the tftpdnld command
D.	the xmodem command
A

C. the tftpdnld command

51
Q 
Which two commands are valid for copying a saved configuration to RAM? (Choose two.)
A.	copy startup-config running-config
B.	copy running-config startup-config
C.	copy tftp running-config
D.	copy running-config tftp
E.	copy tftp startup-config
A

A. copy startup-config running-config

C. copy tftp running-config

52
Q

What are two purposes of a USB thumb drive? (Choose two.)
A. to save the system log
B. to copy configuration files to and from a PC
C. to save router hardware information
D. to copy IOS images to and from a PC
E. to increase system memory size

A

B. to copy configuration files to and from a PC

D. to copy IOS images to and from a PC

53
Q 
Which method is the fastest way to recover a software version that supports a USB flash port on a Cisco device?
A.	tftp command
B.	xmodem transfer command
C.	copy command with USB memory
D.	copy tftp flash: command
A

C. copy command with USB memory

54
Q 
Which command initiates the transfer of a Cisco IOS image over IP from ROMMON?
A.	Xmodem
B.	copy tftp: flash:
C.	copy flash: tftp: 
D.     tftpdnld
A

D. tftpdnld

55
Q 
What does Cisco use for Return Materials Authorization tracking of field-replaceable parts?
A.	product number
B.	serial number
C.	RMA number
D.	FRU number
A

C. RMA number

56
Q

Which set of steps best describes how to assign a static IP address to the Ethernet port on a computer?
A. From the Network and Sharing Center, click Internet Protocol (TCP/IP), and follow the New Connection Wizard instructions.
B. From the Network and Sharing Center, click Change adapter, then double-click a local area connection. Select Internet Protocol (TCP/IP) > Properties > Use the Following Address, and then configure the IP information.
C. Click Start. Enter cmd and click OK. Enter the IP address XXX.XXX.XXX.XXX.
D. From the Network and Sharing Center, double-click Local Area Connection. Select Properties > iPass Protocol (IEEE 802.1x) > Properties > Static IP.

A

B. From the Network and Sharing Center, click Change adapter, then double-click a local area connection. Select Internet Protocol (TCP/IP) > Properties > Use the Following Address, and then configure the IP information.

57
Q 
Which router port is used for dial-in access to the router for CLI management purposes and does not usually pass normal network traffic?
A.	Fast Ethernet
B.	channelized serial
C.	AUX
D.	Gigabit Ethernet
A

C. AUX

58
Q 
ESD is the sudden and momentary electric current that flows between two objects at different electrical potentials, caused by direct contact or induced by an electrostatic field. Which three tools are used to avoid ESD? (Choose three.)
A.	negative static bag
B.	antistatic mat
C.	ESD wrist strap
D.	negative static mat
E.	antistatic bag 
F.     latex gloves
A

B. antistatic mat
C. ESD wrist strap
E. antistatic bag

59
Q 
Which type of port is used to connect a laptop to an Ethernet port on a Cisco router?
A.	rollover
B.	fiber
C.	straight-through 
D.     crossover
A

C. straight-through

60
Q 
Which Xmodem option is used to enhance error checking of an image that is copied to flash memory?
A.	-e
B.	-r
C.	-c
D.	-x
A

C. -c

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