Table of Contents
Definition of Computer hardware
This refers to the physical units or components which make up the computer configuration. The term hardware refers to the tangible parts of a computer that can be seen and touched.
Examples of hardware components
The Computer Hardware is divided into two:
Ø System Unit
The system unit contains the most vital parts of the computer. The central process unit that does the greatest part of the processing is in the system unit. The system unit includes the motherboard that holds a microprocessor chip or a CPU, memory chips and expansion slots and cards, buses and ports.
These are devices that are attached to a computer to make it useable. They perform a specific task or operation. E.g Webcam, printers, mouse etc. peripheral devices can’t work on their own. E.g keyboards, joy sticks etc.
Peripheral devices can be grouped into:
Ø Pointing devices: Mouse
Ø Gaming Devices : Joystick, gamepad
Ø Audio input devices : Microphones
The software refers to the programmes which are processed by the Hardware. A program is a sequence of instruction that is carried out by the Hardware to solve given problems or to perform given tasks.
SOFTWARE CAN BE CATEGORIES INTO TWO:
System software is a type of computer program that is designed to run a computer’s hardware and application programs. If we think of the computer system as a layered model, the system software is the interface between the hardware and user application e.g BIOS( Basic input output system), the BOOT program , Assembler etc.
These are sets of instructions written by a vendor to perform a specific task. Examples are MS word, skpe, explorer etc
|1. Define and give the function of computer hardware and software
2. List the types of computer software and hardware we have
Student are allowed to give corrections to the assessment given by the teacher, while the teacher support s them in order to guide them.
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