Data Processing questions and answers

Data Processing Questions and Answers

Data Processing questions to test candidates’ acquisition of basic skills of data processing and knowledge in the application of ICT in facilitating business transactions and education.

151.

The modern definition of a computing machine is based on a concept known as

A.

Circuit switching

B.

Digital circuit

C.

Packet switching

D.

Stored program

Correct answer is B

No explanation has been provided for this answer.

152.

Information that stimulates both the senses of hearing and sight is called

A.

Audio information

B.

Audio-visual

C.

Video information

D.

Visual information

Correct answer is B

No explanation has been provided for this answer.

153.

Which of the following is a characteristic of parallel databases?

A.

There can be shared-memory or shared disk

B.

They are connected using public purpose network

C.

Machines in this environment are in different locations

D.

It has local autonomy

Correct answer is A

No explanation has been provided for this answer.

154.

The protection of database against compromise is known as

A.

Data passwording

B.

Data protection

C.

Database encoding

D.

Database security

Correct answer is D

No explanation has been provided for this answer.

155.

One advantage of indexed sequential file organization is that 

A.

Index tables are small and can be searched quickly

B.

It is cost effective

C.

It is suitable for dynamically changing files

D.

It requires less storage space

Correct answer is C

No explanation has been provided for this answer.