JAMB Computer Science Past Questions & Answers - Page 36

176.

An Operating System is a type of?

A.

Application Software

B.

System software

C.

Utility Program

D.

None of these

Correct answer is B

An operating system (OS) is a system software that manages computer hardware, software resources, and provides common services for computer programs

177.

What does an Operating System do?

A.

Memory Management

B.

File Management

C.

Application Management

D.

All of the above

Correct answer is D

Operating System (OS) is a program that manages a computer's resources, especially the allocation of those resources among other programs. Typical resources include the central processing unit (CPU), computer memory, file storage, input/output (I/O) devices, and network connections

178.

What is the permanent memory built into your computer called?

A.

RAM

B.

ROM

C.

CPU

D.

CD-ROM

Correct answer is B

ROM is an acronym for Read-Only Memory. It refers to computer memory chips containing permanent or semi-permanent data. Unlike RAM, ROM is non-volatile; even after you turn off your computer, the contents of ROM will remain. Almost every computer comes with a small amount of ROM containing the boot firmware

179.

What does RAM and ROM have in common?

A.

They both deal with memory

B.

They were both invented by Bill Gates

C.

They do not have anything in common

D.

Their initials are similar

Correct answer is A

RAM and ROM are types of computer memory

180.

What is the full form of UDP?

A.

User Datagram Packet

B.

User Data Packet

C.

User Datagram Protocol

D.

Unique Data Protocol

Correct answer is C

User datagram protocol (UDP) operates on top of the Internet Protocol (IP) to transmit datagrams over a network