JAMB Commerce Past Questions & Answers - Page 57

281.

The vessels that operate on specific route on high seas and oceans are

A.

Coastal Liners and Cargo Liners

B.

Cargo Liners and Tramp liners

C.

Passenger liners and Tramp liners

D.

Passenger Liners and Cargo Liners

Correct answer is D

Ocean liners are vessels that operate on specific on high seas and oceans and they operate on fixed time schedule

282.

Which of the following is used to transmit typed messages over long distances?

A.

Dictaphone

B.

Teleprinter

C.

Computer

D.

Telephone

E.

Radio

Correct answer is B

No explanation has been provided for this answer.

283.

The social responsibility factor of an organization is geared towards

A.

contributing to the sustenance and development of its host community

B.

operating without disrupting the very esssence of the environment

C.

tackling the soci-economic problems of the state

D.

meeting the needs and demands of the shareholders

Correct answer is A

Social responsibility is an ethical theory, in which individuals and business enterprises are accountable for fulfilling their civic duty; the actions of an individual or business must benefit the whole of society. In this way, there must be a balance between economic growth and the welfare of society and the environment.

284.

A Digital Versatile Disk is an example of a

A.

transmission control protocol

B.

microprocessor

C.

file transfer protocol

D.

computer storage device

Correct answer is D

DVD is a type of compact disc able to store large amounts of data, especially high-resolution audiovisual material. It is an example of computer storage device

285.

Which of the following computers can be used in weather forecast?

A.

Hybrid computer

B.

Digital computer

C.

Mainframe computer

D.

Analog computer

Correct answer is A

Hybrid computers are computers that exhibit features of analog computers and digital computers. The digital component normally serves as the controller and provides logical and numerical operations, while the analog component often serves as a solver of differential equations and other mathematically complex equations.