Computer Awareness Questions & Answers for Competitive Exams - 3

Question: 11

Sending a file from personal computer’s primary memory or disks to another computer is called

(A) Uploading

(B) Downloading

(C) Logging on

(D) None of these

Question: 12

A central computer surrounded by one or more satellite computers is called

(A) Bus network

(B) Ring network

(C) Star network

(D) Mesh network

Question: 13

Which of the following divides the high speed signal into frequency bands?

(A) Time-division multiplexer

(B) Frequency-division multiplexer

(C) Modem

(D) T-switch

Question: 14

Which layer of international standard organization OSI model is responsible for creating and recognizing frame boundaries?

(A) Physical layer

(B) Network layer

(C) Data link layer

(D) Transport layer

Question: 15

The simultaneous transmission of data to a number of stations is called

(A) Analog transmission

(B) Aloha

(C) Bandwidth

(D) Broadcast