Computer Hardware MCQs Online Test

____ performs the computer data processing functions.

1. Control Unit
2. ALU
3. Registers
4. CPU interconnection

The memory unit is one part of____?

1. Input device
2. Control unit
3. Output device
4. Central Processing Unit

What type of software is a PRINTER DRIVER?

1. Application Software
2. System Software
3. Utility Software
4. None of Above

Where are data and programs stored when the processor uses them?

1. Program memory
2. disk memory
3. secondary memory
4. main memory

____ provides process and memory management services that allow two or more tasks, jobs, or programs to run simultaneously

1. Multi computing
2. multi-processing
3. multi-threading
4. multi-tasking

Which one of the following is a set of one or more attributes taken collectively to uniquely identify a record?

1. The foreign key
2. super key
3. sub key
4. candidate key

What is a Firewall?

1. Computer hardware or software used by home owners with computers
2. A device that connects computers together
3. Computer hardware or software that can help protect your network by filtering traffic and blocking outsiders from gaining unauthorized access
4. A device that protects you from a fire

ـــــــــــ are the blank space around the edges of the page.

1. Bullets
2. Tables
3. Borders
4. Page margins
5. None of these

___ means sending and receiving data through transmission medium:

1. Data
2. Analog signals
3. Data Transmission
4. All of these

A worksheet is an electronic spreadsheet that lets users to :

1. Calculate data
2. Enter data
3. Analyze data
4. All of these
5. None of these