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.

311.

In a relational database management system, files are organized as relations and

A.

Tuple

B.

Modules

C.

Tables

D.

Forms

Correct answer is A

No explanation has been provided for this answer.

312.

One of the advantages of a parallel database is

A.

Data sharing

B.

Data security

C.

Faster processing of data

D.

Uniform memory access

Correct answer is A

No explanation has been provided for this answer.

313.

A program developed to protect the computer from malicious software is referred to as

A.

Trojan

B.

Driver

C.

Antivirus

D.

Spyware

Correct answer is C

No explanation has been provided for this answer.

314.

What type of relationship exists between Tables I and II?

A.

One to one

B.

Three to four

C.

Four to three

D.

One to many

Correct answer is D

No explanation has been provided for this answer.

315.

The diagram illustrates the relationship between two tables in a database.

The student ID in Tables II is referred to as

A.

Primary key

B.

Foreign key

C.

Normal key

D.

Composite key

Correct answer is A

No explanation has been provided for this answer.