Computer Hardware MCQs Online Test

____ is some mechanism that provides for communication among the control unit, ALU and registers.

1. control unit connection
2. CPU interconnection
3. Wires
4. Communications

The 1950s saw the birth of the computer industry with two companies __ dominating the marketplace:

1. Eckert and IBM
2. Apple and IBM
3. Sperry and IBM
4. Microsoft and IBM

The basic function performed by a computer is ____ of a program.

1. Collection
2. Execution
3. Submission
4. Calculation

____ refers to mechanisms to detect and correct that occur in the transmission of frames.

1. Error control
2. Frame
3. Block
4. All of these

A common application of multiplexing is in ____ communications.

1. Two
2. Facility
3. Lowest
4. Long-Haul

Trunks on long-haul networks is/are:

1. Coaxial
2. Microwave
3. High-capacity fiber
4. All of these

The true potential of optical fiber is fully exploited when multiple beams of light at different frequencies are transmitted on the:

1. Same Fiber
2. Multiplies Fibers
3. Different Fibers
4. None of these

The idea behind limiting the lifetime of variables is to save:

1. Register
2. Memory space
3. calling function
4. codes

An overloaded function is actually a group of ___________ with the same name.

1. Classes
2. Functions
3. Integers
4. Variables

Which of the following is used to convert hardcopy into softcopy?

1. Scanner
2. Printer
3. Trackball
4. Monitor
5. CPU