What are the four key functions of a computer system?

Related MCQs

• ……….controls the way in which the computer system functions and provides a means by which users can interact with the computer.
• Which of the following is the correct order of the four major functions of a computer?
• Which of the following is NOT one of the four major data processing functions of a computer?
• When assigning a shortcut key to a symbol, you should always try to select a key or key combination that is :
• …………is the general term for a piece of hardware attached to a computer externally that is not an essential for computer’s basic functions.
• Which part of computer performs functions similar to the cerebrums of the cardiac and nervous system of a human body?
• The temporary or volatile memory of a computer is erased when the computer is turned off. Accordingly, the computer user before turning off the machine must transfer anything in the memory which is important to
• In a computer system, which device is functionally opposite of a Key-board?
• The process of starting or restarting a computer system by loading instructions from a secondary storage device into the computer memory is called
• The part of a computer system that enables human operators to communicate with the computer is