Exit demo 640-822 Interconnecting Cisco Networking Devices Part 1 PDF format · free preview

Cisco 640-822 - Questions & Answers

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Question 1
Single choice

Which OSI layer header contains the address of a destination host that is on another network?

A.

application

B.

session

C.

transport

D.

network

E.

data link

F.

physical

Question 2
Multiple choice

How does TCP differ from UDP? (Choose two.)

A.

TCP provides best effort delivery.

B.

TCP provides synchronized communication.

C.

TCP segments are essentially datagrams.

D.

TCP provides sequence numbering of packets.

E.

TCP uses broadcast delivery.

Question 3
Single choice

Which protocol uses a connection-oriented service to deliver files between end systems?

A.

TFTP

B.

DNS

C.

FTP

D.

SNMP

E.

RIP

Question 4
Single choice

Refer to the exhibit.

A network technician is unable to ping from R1 to R2.

What will help correct the problem?

A.

Ensure that the serial cable is correctly plugged in to the interfaces.

B.

Apply the clock rate 56000 configuration command to the serial0/1 interface of R1.

C.

Configure the serial0/1 interfaces on R1 and R2 with the no shutdown command.

D.

Change the address of the serial0/1 interface of R1 to 192.1.1.4.

E.

Change the subnet masks of both interfaces to 255.255.255.240.

Question 5
Single choice

Refer to the exhibit.

Which types of devices and connections are needed to complete the LAN for optimal performance and cost efficiency?

A.

A) router

B.

hub

C.

switch

D.

UTP cable

E.

fiber connection

F.

fiber connection
B. A) switch
B) switch
C) switch
D) UTP cable
E) fiber connection
F) T-1 connection
C. A) router
B) switch
C) router
D) fiber connection
E) Cat5 cable
F) T-1 connection
D. A) router
B) switch
C) switch
D) UTP cable
E) fiber connection
F) T-1 connection

E. A) router
B) hub
C) switch
D) fiber cable
E) cat5 cable
F) T-1 connection

Question 6
Multiple choice

Refer to the exhibit.

As packets travel from Mary to Robert, which three devices will use the destination MAC address of the packet to determine a forwarding path? (Choose three.)

A.

Hub1

B.

Switch1

C.

Router1

D.

Switch2

E.

Router2

F.

Switch3

Question 7
Single choice

Refer to the exhibit.

Mary is sending an instant message to Robert. The message will be broken into a series of packets that will traverse all network devices.

What addresses will populate these packets as they are forwarded from Router1 to Router2?

A.

Exhibit A

B.

Exhibit B

C.

Exhibit C

D.

Exhibit D

E.

Exhibit E

Question 8
Single choice

Refer to the exhibit.

A network device needs to be installed in the place of the icon labeled Network Device to accommodate a leased line attachment to the Internet.

Which network device and interface configuration meets the minimum requirements for this installation?

A.

a router with two Ethernet interfaces

B.

a switch with two Ethernet interfaces

C.

a router with one Ethernet and one serial interface

D.

a switch with one Ethernet and one serial interface

E.

a router with one Ethernet and one modem interface

Question 9
Single choice

What technology should be used when a router that connects to a LAN has only one WAN interface, but multiple virtual circuits are needed?

A.

ATM

B.

DSL

C.

ADSL

D.

Cable

E.

Frame Relay

Question 10
Single choice

The network manager states, "The only UDP port allowed on this router interface is 53."
From the statement, what can be concluded about traffic on the router interface?

A.

DNS traffic is allowed.

B.

RIP traffic is allowed.

C.

SMTP traffic is allowed.

D.

Telnet traffic is allowed.

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