New Updated Cisco CCNA Data Center 640-911 Real Exam Download 61-70

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QUESTION 61

Which network topology is most closely associated with FDDI?

A.      bus

B.      token passing bus

C.      star

D.      extended star

E.       ring

 

Correct Answer: E

 

 

QUESTION 62

Which layer of the OSI model is associated with Token Ring Media Access Control?

 

A.      datagram

B.      routing

C.      network

D.      data link

E.       transport

F.       transmission

G.      session

 

Correct Answer: D

 

 

QUESTION 63

When deploying 10BASE-2 Ethernet, which type of connector is used?

 

A.      AUI

B.      UTP

C.      STP

D.      BNC

E.       RJ-11

F.       RJ-45

G.      ST

H.      DC

 

Correct Answer: D

 

 

QUESTION 64

When deploying 10BASE-2 Ethernet, what is the maximum cable length?

 

A.      100 meters

B.      100 feet

C.      150 meters

D.      150 feet

E.       185 meters

F.       185 feet

 

Correct Answer: E

 

 

QUESTION 65

How many IP address ranges are specified in RFC 1918?

 

A.      1 in Class A, 2 in Class B, and 4 in Class C

B.      2 in Class A, 4 in Class B, and 8 in Class C

C.      4 in Class A, 8 in Class B, and 16 in Class C

D.      1 in Class A, 16 in Class B, and 256 in Class C

 

Correct Answer: D

 

 

QUESTION 66

What is required to allow devices that are using RFC 1918 addresses to communicate over the Internet?

 

A.      A private to public VLAN must be defined on the Internet border device.

B.      The Internet firewall must permit RFC 1918 addresses.

C.      VLAN translation is required on the Internet border device.

D.      Network address translation is required on the Internet border device.

 

Correct Answer: D

 

 

QUESTION 67

What is the addressing format of IPv6?

 

A.      48-bit dotted decimal

B.      48-bit colon-delimited hexadecimal

C.      64-bit dotted decimal

D.      64-bit colon-delimited hexadecimal

E.       128-bit dotted decimal

F.       128-bit colon-delimited hexadecimal

 

Correct Answer: F

 

 

QUESTION 68

Which statement describes the function of the OSI transport layer?

 

A.      It segments data from the system of the sending host and reassembles the data into a data stream on the system of the receiving host.

B.      It provides the connectivity and path selection between two host systems that may be located on geographically separated networks.

C.      It defines how data is formatted for transmission and how access to the physical media is controlled.

D.      It establishes, manages, and terminates sessions between two communicating hosts.

 

Correct Answer: A

 

 

QUESTION 69

Which transport protocol requires a three-way handshake to establish a new connection?

 

A.      ARP

B.      UDP

C.      IP

D.      TCP

 

Correct Answer: D

 

 

QUESTION 70

What is the subnet mask for the network 172.16.0.0/21?

 

A.      255.255.0.0

B.      255.255.255.240

C.      255.255.248.0

D.      255.255.255.248

E.       255.255.248.240

F.       255.255.255.0

 

Correct Answer: C

 

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