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4. Monitor, it displays the content of data processed by the computer.
SOFTWARE
Software is defined as a step- by-step instruction that tells the computer how to perform operation.
Software is also called programs.
Examples of software are Microsoft word, Ms. Excel, M.S windows, M.S Power Point etc.
TYPES OF SOFTWARE
1. Operating system/ system software.
2. Application software
Operating system / system software is a type of software that controls and manages the basic components
input and output devices of the computer. It provides an interface that helps the user to interact with the
computer system.
These interfaces are;
 Character user interface (C.U.I)
 Graphical user interface (G.U.I)
Examples of operating system are; window XP, window 7, window Vista, Linux, Mac OS, BIOS
Software, DOS, Assembler and compiler software, Device Driver Software and Window 98
APPLICATION SOFTWARE; is a type of software that enables the user to perform specific task. It is
also called End User Software.
Examples of Application software are;
ï‚· Microsoft Encarta
ï‚· Microsoft office 2007.
ï‚· Power DVD
ï‚· Coral Draw.
ï‚· Mavis Beacon
IMPORTANCE OF APPLICATION SOFTWARE
(1).Application software enables users to perform a specific task in our everyday activities.
(2).For communication among people through the internet.
(3).It is used for keeping records by storing the file for future use.

