7000+ Computer MCQ Pdf Download - 2

Question: 6

Most data communication involving telegraph lines use

(A) Delayed service

(B) Simplex lines

(C) Wide band channels

(D) Narrow band channel

Question: 7

What is the main purpose of a data link content monitor?

(A) Measurement of bit error rate

(B) Determine the type of transmission used in a data link

(C) Detect problems in protocols

(D) Determine the type of switching used in a data link

Question: 8

In a synchronous modem, the digital to analog converter sends signal to the

(A) Equalizer

(B) Terminal

(C) Transmission line

(D) Modulator

Question: 9

One important characteristic of LAN is

(A) Application independent interfaces

(B) Parallel transmission

(C) Low cast access for low bandwidth channel

(D) Unlimited expansion

Question: 10

A router operates at the

(A) Application layer

(B) Data link layer

(C) Segmentation layer

(D) Network layer