TERM 2 CLASS : SS1 WEEK/PERIOD : Two TOPIC: COMPUTER SYSTEM SOFTWARE

CONTENT Definition of Computer Software: Software refers to the programs 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 specific tasks. 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: 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. SYSTEM SOFTWARE IS DIVIDED INTO: 1. Operating system 2. Translators 3. Utility Programe APPLICATION SOFTWARE: These are sets of instructions written by a vendor to perform a specific task. Examples are MS word, skpe, explorer etc.