What is basic functional unit of computer?
Five basic functional units of a computer are i.e. input unit, a processing unit (Arithmetic and logic), a memory to store final or intermediate results, a controlling unit that coordinates functions of every unit, and finally an output unit. …
What are the four main units of a computer?
A computer has four main components: the central processing unit or CPU, the primary memory, input units and output units.
What are the functional components of computer?
Components of Computer System
- Central Processing Unit. The Central Processing Unit (CPU) is called “the brain of computer” as it controls operation of all parts of computer.
- Arithmetic Logic Unit (ALU)
- Control Unit.
- Memory Unit.
What are the main types of PC?
- Desktop computer.
- Ultra-mobile PC.
- Pocket PC.
- Palmtop and handheld computers.
What are the five functional units of a computer?
Functional unit: – A computer consists of five functionally independent main parts input, memory, arithmetic logic unit (ALU), output and control unit. Input ALU I/O Memory Processor Output Control Unit Fig a : Functional units of computer 1
What are the five components of a computer?
A computer consists of five main components namely, Input unit, Central Processing Unit, Memory unit Arithmetic & logical unit, Control unit and an Output unit. Input units are used by the computer to read the data. The most commonly used input devices are keyboards, mouse, joysticks, trackballs, microphones, etc.
What are the units of a computer system?
Digital computer systems consist of three distinct units. These units are as follows: Input unit Central Processing unit Output unit these units are interconnected by electrical cables to permit communication between them. This allows the computer to function as a system.
Which is the most common input unit in a computer?
Computers accept coded information through input units. The most common input device is the keyboard. Whenever a key is pressed, the corresponding letter or digit is automaticallytranslated into its corresponding binary code and transmitted to the processor. The function of the memory unit is to store programs and data.