Basic ICT

Consider the following statements. A - Keyboard is an input device B - Monitor is an output device C - Compact disk is a storage device Which of the above is/are true?

• A only

• B only

• A and C only

• All A, B and C

A computer network which is limited to a small area is known as a

• LAN

• WAN

• VAN

• MAN

How many bytes are there in a kilobyte?

• 8

• 1000

• 1024

• 1048

The decimal equivalent of 1010₂ is

• 5

• 6

• 10

• 12

The binary equivalent of decimal 15 is

• 1001

• 1100

• 1111

• 10101

The binary equivalent of decimal 20 is

• 10100

• 11000

• 11100

• 10010

Which of the following is a primary function of a CPU?

• Input data

• Store data

• Process data

• Display data

The decimal equivalent of 1111₂ is

• 7

• 8

• 9

• 15