Electric Signal Transmission Multiple Choice Questions (MCQ) PDF Download

MCQ 1: The most important piece of hardware is

1. Random-access memory (RAM)
2. Read only memory (ROM)
3. Central processing unit (CPU)
4. Motherboard

MCQ 2: To send the sound waves to far off areas, they are converted to

1. radio waves
2. frequency
3. microwaves
4. electromagnetic waves

MCQ 3: A software that manages computer and devices connected to it is

1. Operating system
2. Random access memory (RAM)
3. Read only memory (ROM)
4. all of above

MCQ 4: Most of the data transferred through the internet are carried by

1. light
2. heat
3. sound
4. em waves

MCQ 5: Glass fibers have a thickness equal to

1. test tube
2. capillary tube
3. hair
4. half inch ribbon