Q1. Define software. Explain different types of software. Software is a set of instructions that tell a computer what to do. Examples of software are: MS Word, MS EXCEL, MS POWER POINT, WinZip, Norton Anti Virus, MSN Messenger, MS Windows, DOS, Unix Q2. Explain different types of software. The main types of software are system software and application software. 1 . System Software System software is a set of programs to implement certain functions in a computer system. It controls the operations and components of a computer system. Examples of system software are as follows: • Operating Systems: Operating system is a software to control overall operations and components of a computer system. e.g., Windows, Unix, Linux and Dos etc. • Utility Programs: Utility program is used to solve a particular problem of software or hardware, for example, Antivirus program, disk scanner and File Viewer etc. • Device Drivers: device drier is a software that permits a co
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