JAMB Commerce Past Questions & Answers - Page 76

376.

The provision of quality and safe products which guarantee the health of consumers is an example of

A.

quality control

B.

price control

C.

civic responsibility

D.

social responsibility

Correct answer is A

Quality control; is a system of maintaining standards in manufactured products by testing a sample of the output against the specification.

377.

Modern means of payment is greatly facilitated by

A.

e-commerce

B.

paper money

C.

e-banking

D.

credit transfer

Correct answer is C

E-banking; this is an online banking that allows a user to conduct financial transactions via the Internet. This has greatly impacted business transactions in a way that, sellers and buyers do not necessarily need to be in direct contact before transacting business

378.

Computers that process all data as binary zeros and ones are

A.

analog computers

B.

digital computers

C.

hybrid computers

D.

desktop computers

Correct answer is B

Digital Computers operate in binary, meaning they store data and perform calculations using only zeros and ones. A single binary digit can only represent True (1) or False (0) in boolean logic.Mar 22, 2018

379.

Which of the following is a type of system software

A.

utility programmes

B.

registers

C.

hard drives

D.

packages

Correct answer is A

No explanation has been provided for this answer.

380.

The process of decoding data in a computer is known as

A.

dilution

B.

default drive

C.

decryption

D.

data security

Correct answer is C

Decryption is the process of taking encoded or encrypted text or other data and converting it back into text that you or the computer can read and understand.