Information and Communication Technology

Question 1

1Fibre-optic cable is immune to electromagnetic interference because it

Hard

A. is copper B. is thick C. is wireless D. carries light, not electrical signals

Question 2

2Satellite communication is useful for

Easy

A. connecting a mouse B. printing C. charging phones D. remote areas without cables

Question 3

3Bluetooth is an example of

Easy

A. coaxial cable B. fibre-optic cable C. short-range wireless communication D. satellite TV

Question 4

4Fibre-optic cables carry data as

Easy

A. water pressure B. pulses of light C. magnetic tape D. sound waves

Question 5

5The cable with the highest bandwidth over long distances is

Easy

A. fibre-optic cable B. coaxial cable C. twisted-pair cable D. telephone wire

Question 6

6Which medium is least affected by electrical interference?

Easy

A. fibre-optic cable B. coaxial cable C. radio D. unshielded twisted pair

Question 7

7Microwave links require

Hard

A. satellite only B. line of sight between antennas C. cables D. no towers

Question 8

8Which is a guided (wired) transmission medium?

Easy

A. fibre-optic cable B. microwaves C. infrared D. radio waves

Question 9

9Wi-Fi uses

Easy

A. radio waves B. coaxial cables C. fibre-optic cables D. twisted-pair cables

Question 10

10Which is an unguided (wireless) medium?

Easy

A. fibre-optic cable B. satellite links C. twisted-pair cable D. coaxial cable