Jamb Computer Studies 2023 Past Questions and Answers

Question 61:

• JAMB 2023

Which of the following is used for modulation and demodulation ?

A. Gateway
B. Protocol
C. Modem
D. Multiplex

Question 62:

• JAMB 2023

When records are given a new value, it is called

A. Updation
B. Insertion
C. Deletion
D. Retrieval

Question 63:

• JAMB 2023

The type of computers that are designed to perform complex calculations extremely rapidly are called ?

A. Supercomputer
B. Micro computers
C. Laptops
D. Mainframe computer

Question 64:

• JAMB 2023

A set of moral principles that regulate the use of computers is called

A. Cyber security guidelines
B. Computer ethics
C. Computer safety laws
D. Computer rules

Question 65:

• JAMB 2023

The logic gate in the figure above is

A. XNOR gate
B. NOT gate
C. XOR gate
D. OR gate