What function does a serial interface perform in data communication?

All performers want to perform well. Perform who want to perform well exercise regular Therefore, performers who do not exercise are performers. In light of the above argument which of the following statements is true?

A

All performers exercise.

B

Performers should exercise frequently

C

Exercise is inevitable

D

Without exercise no performer can perform well.

What is the minimum number of wires needed to send data over a serial communication link layer?

A

1

B

2

C

4

D

6

E

none of the above

When a router is connected to a Frame Relay WAN link using a serial DTE interface, how is the clock rate determined?

A

Supplied by the CSU\/DSU

B

By the far end router

C

By the clock rate command

D

By the Physical layer bits stream timing

Start and stop bits are used in serial communication for

A

Error detection

B

Error correction

C

Synchronization

D

Slowing down the communication

If Rita is to perform fourth, which of the following persons must perform sixth?

A

Wahed

B

Sam

C

Lira

D

Mita

If paul is to perform eighth, which of the following persons must perform second?

A

Wahed

B

Sam

C

Topu

D

Mita

If kate is to perform third, Mita fourth and Wahed fifth, which of the following persons must perform sixth?

A

Paul

B

Rita

C

Sam

D

Lira

If Lira is to perform seventh, which of the following persons must perform first?

A

Kate

B

Rita

C

Sam

D

Topu

What command is used to stop RIP routing updates from exiting out an interface but still allow the interface to receive RIP route updates?

A

Router (config-if) # no routing

B

Router (config-if) # passive-interface

C

Router (config-router) # passive-interface s0

D

Router (config-router) # no routing updates

Four basic elements are required for an automated machine tool or production process. They are: input interface, memory, output interface and:

A

logic

B

software

C

NC tape programming

D

computer graphics workstation

E

None of the above

What function does a serial interface perform in data communication?

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