New Updated Cisco ICND1 100-101 Real Exam Download 11-20

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QUESTION 11

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.)

 

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A.      Hub1

B.      Switch1

C.      Router1

D.      Switch2

E.       Router2

F.       Switch3

 

Correct Answer: BDF

 

 

QUESTION 12

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?

 

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A.

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B.

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C.

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D.

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E.

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Correct Answer: B

 

 

QUESTION 13

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?

 

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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

 

Correct Answer: C

 

 

QUESTION 14

Which transport layer protocol provides best-effort delivery service with no acknowledgment receipt required?

 

A.      HTTP

B.      IP

C.      TCP

D.      Telnet

E.       UDP

 

Correct Answer: E

 

 

QUESTION 15

Which layer of the OSI model controls the reliability of communications between network devices using flow control, sequencing and acknowledgments?

 

A.      Physical

B.      Data-link

C.      Transport

D.      Network

 

Correct Answer: C

 

 

QUESTION 16

Which statements are true regarding ICMP packets? (Choose two.)

 

A.      They acknowledge receipt of TCP segments.

B.      They guarantee datagram delivery.

C.      TRACERT uses ICMP packets.

D.      They are encapsulated within IP datagrams.

E.       They are encapsulated within UDP datagrams.

 

Correct Answer: CD

 

 

QUESTION 17

Which statements accurately describe CDP? (Choose three.)

 

A.      CDP is an IEEE standard protocol.

B.      CDP is a Cisco proprietary protocol.

C.      CDP is a datalink layer protocol.

D.      CDP is a network layer protocol.

E.       CDP can discover directly connected neighboring Cisco devices.

F.       CDP can discover Cisco devices that are not directly connected.

 

Correct Answer: BCE

 

 

QUESTION 18

How does a switch differ from a hub?

 

A.      A switch does not induce any latency into the frame transfer time.

B.      A switch tracks MAC addresses of directly-connected devices.

C.      A switch operates at a lower, more efficient layer of the OSI model.

D.      A switch decreases the number of broadcast domains.

E.       A switch decreases the number of collision domains.

 

Correct Answer: B

 

 

QUESTION 19

What must occur before a workstation can exchange HTTP packets with a web server?

 

A.      A UDP connection must be established between the workstation and its default gateway.

B.      A UDP connection must be established between the workstation and the web server.

C.      A TCP connection must be established between the workstation and its default gateway.

D.      A TCP connection must be established between the workstation and the web server.

E.       An ICMP connection must be established between the workstation and its default gateway.

F.       An ICMP connection must be established between the workstation and the web server.

 

Correct Answer: D

 

 

QUESTION 20

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.

 

Correct Answer: BD

 

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