Cisco 3 Final Study Guide

A home user is looking for an ISP connection that provides high speed digital transmission over regular phone lines. What ISP connection type should be used? a. DSL b. dial-up c. satellite d. cell modem e. cable modem

a. DSL

Which two statements describe the characteristics of fiber-optic cabling?(Choose two) a. Fiber-optic cabling does not conduct electricity b. Fiber-optic cabling has high signal loss c. Fiber-optic cabling is primarily used as backbone cabling d. Multimode fiber-optic cabling carriers signals from multiple sending devices e. Fiber-optic cabling uses LEDs for single-mode cables and laser technology for multimode cables

a. Fiber-optic cabling does not conduct electricity c. Fiber-optic cabling is primarily used as backbone cabling

Which publicly available resources describe protocols, process, and technologies for the Internet but do not give implementation details? a. Request for comments b. IRTF research papers c. protocol models d. IEEE standards

a. Request for comments

5. Refer to the exhibit. From which location did router load the IOS? a. flash memory b. NVRAM c. RAM d. ROM e. a TFTP server

a. flash memory

Refer to the exhibit. A ping to PC3 is issued from PC0, PC1 and PC2 in this exact order. Which MAC address will be contained in the S1 MAC address table that is associated with the Fa0/1 port? a. just PC0 and PC1 MAC address b. just PC0 MAC address c. PC0, PC1 and PC2 MAC address d. just the PC1 MAC address e. just the PC2 MAC address

a. just PC0 and PC1 MAC addresses

A host is accessing a Web server on a remote network. Which three functions are performed by intermediary network devices during this conversation? (Choose three) a. regenerating data signals b. acting as a client or a server c. providing a channel over which messages travel d. applying security settings to control the flow of data e. notifying other devices when error occur f. serving as the source or destination of the messages

a. regenerating data signals d. applying security settings to control the flow of data e. notifying other devices when errors occur

How does a Layer 3 switch differ from a Layer 2 switch? a. A Layer 3 switch supports VLANs, but a Layer 2 switch does not b. An IP address can be assigned to a physical port of a Layer 3 switch. However, this not supported in Layer 2 switches c. A Layer 3 switch maintains an IP address table instead of a MAC address table. d. A Layer 3 switch learns the MAC addresses that are associated with each of its ports. However, a Layer 2 switch does not.

b. An IP address can be assigned to a physical port of a Layer 3 switch. However, this not supported in Layer 2 switches

What three application layer protocols are part of the TCP/IP protocol suite?(choose three) a. ARP b. DHCP c. DNS d. FTP e. NAT f. PPP

b. DHCP c. DNS d. FTP

Refer to the exhibit. An administrator wants to change the name of a brand new switch, using the host-name command as shown. what prompt will display after the commend is issued? a. My Switch(config)#? b. Switch(config)#? c. MySwitch(config)#? d. My(config)#? e. Switch#

b. Switch(config)#?

After making configuration changes, a network administrator issues a copy running-config startup-config command in a Cisco switch. What is the result of issuing this command? a. The new configuration will be stored in flash memory. b. The new configuration will be loaded if the switch is restarted. c. The current IOS file will be replaced with the newly configured file. d. The configuration changes will be removed and the original configuration will be restored.

b. The new configuration will be loaded if the switch is restarted

An administrator uses the Ctrl-Shift-6 key combination on a switch after issuing the ping command. What is the purpose of using these keystrokes? a. to restart the ping process. b. to interrupt the ping process. c. to exit to a different configuration mode. d. to allow the user to complete the command.

b. to interrupt the ping process.

What is the purpose of the routing process? a. to encapsulate data that is used to communicate across a network b. to select the paths that are used to direct traffic to destination networks c. to convert a URL name into an IP address d. to provide secure Internet file transfer e. to forward traffic on the basis of MAC addresses

b. to select the paths that are used to direct traffic to destination networks

which procedure is used to reduce the effect of crosstalk in copper cables? a. requiring proper grounding connections b. twisting opposing circuit wire pairs together c. wrapping the bundle of wires with metallic shielding d. designing a cable infrastructure to avoid crosstalk interference e. avoiding sharp bends during installation

b. twisting opposing circuit wire pairs together

Which IPv4 address can be pinged to test the internal TCP/IP operation of a host ? a. 0.0.0.0 b. 0.0.0.1 c. 127.0.0.1 d. 192.168.1.1 e. 255.255.255.255

c. 127.0.0.1

Which two protocols function at the internet layer?(Choose two) a. ARP b. BOOTP c. ICMP d. IP e. PPP

c. ICMP d. IP

Which address on a PC does not change, even if the PC is moved to a different network? a. IP address b. default gateway address c. MAC address d. logical address

c. MAC addresss

Refer to the exhibit. Which action will be successful? a. PC1 can send a ping to 192.168.1.1 b. PC1 can send a ping to 192.168.1.254 c. PC2 can send a ping to 192.168.1.1 d. PC2 can send a ping to 192.168.1.254

c. PC2 can send a ping to 192.168.1.1

Refer to the exhibit. an administrator is trying to configure the switch but receives the error message that is displayed in the exhibit. What is the problem? a. The entire command, configure terminal, must be used. b. The administrator is already in global configuration mode. c. The administrator must first enter privileged EXEC mode before issuing the command. d. The administrator must connect via the console port to access global configuration mode.

c. The administrator must first enter privileged EXEC mode before issuing the command.

A company is expanding its business to other countries. All branch offices must remain connected to corporate headquarters at all times. Which network technology is required to support this requirement? a. LAN b. MAN c. WAN d. WLAN

c. WAN

What is the auto-MDIX feature on a switch? a. The automatic configuration of an interface for 10/100/1000 Mb/s operation b. The automatic configuration of an interface for straight-though or a c. crossover Ethernet cable connection d. The automatic configuration of full-duplex operation over a single Ethernet copper or optical cable e. The ability to turn a switch interface on or off accordingly if an active connection is detected

c. crossover Ethernet cable connection

What is the protocol that is used to discover a physical address from a known logical address and what message type does it use? a. ARP, multicast b. DNS, unicast c. Dns, broadcast d. ARP, broadcast e. PING, multicast f. PING, broadcast

d. ARP, broadcast

What function does pressing the Tab key have when entering a command in IOS? a. it aborts the current command and returns to configuration mode. b. it exits configuration mode and returns to user EXEC mode. c. It moves the cursor to the beginning of the next line. d. It completes the remainder of a partially typed word in a command.

d. It completes the remainder of a partially typed work in a command.

What is an important function of the physical layer of the OSI model? a. It accepts frames from the physical media b. It encapsulates upper layer data into frames c. It defines the media access method performed by the hardware interface d. It encodes frames into electrical, optical, or radio wave signals

d. It encodes frames into electrical, optical, or radio wave signals

What will happen if the default gateway address is incorrectly configured on a host? a. The host cannot communicate with other hosts in the local network b. The swithc will not forward packets initiated by the host c. The host will have to use ARP to determine the correct address of the default gateway d. The host cannot communicate with hosts in other networks e. A ping from the hosts to 127.0.0.1 would not be successful

d. The host cannot communicate with hosts in other networks

which connection provides a secure CLI session with encryption to a Cisco network device ? a. a console connection b. an AUX connection c. a Telnet connection d. an SSH connection

d. an SSH connection

What is contained in the trailer of a data-link frame? a. logical address b. physical address c. data d. error detection

d. error detection

Which communication tool allows real-time collaboration? a. wiki b. e-mail c. weblog d. instant messaging

d. instant messaging

Refer to the exhibit. A network administratro is configuring access control to switch SW1. If the administrator uses Telnet to connect to the switch, which password is needed to access user EXEC mode? a. letmein b. secretin c. lineconin d. linevtyin

d. linevtyin