Contents of Computer Software
- 1. Contents Computer Software & It’s Types
- 2. Computer Software • Software is a collection of a set of a programs which are used to execute all kinds of specific instruction. • These programs tells the computers what to do and software cannot execute without hardware. There are two types of software:- 1. System Software. 2. Application Software.
- 3. System Software • It’s is type of computer programs that are designed to run a computer hardware and application programs. • It also enables other Application programs to execute. • This software is develop to control hardware components. Examples: • Operating System (DOS, Windows, etc) • Utility Software (Data backup program, etc) • Device Driver
- 4. Operating Systems: • An operating system is a set of program that manages all computers components and operations. • A computer cannot do anything without operating system and must be installed on computer system. • User interact with the computer system. Utility Software: • A utility software is a type of system software that is used for effective management of computer system. • The user can use utility program to perform maintenance tasjs related to different devices and programs. • The utility program keeps computer system running smoothly.
- 5. Device Drivers: • A device driver is a program that is used to operate and control a device attached to the computer. • Device drivers are provided by manufacture of devices. • The device cannot function without device drivers.
- 6. Application Software • It’s a type of computer program that are specially designed to solve a problems of users to perform specific tasks. • This software is also used to provide audio, video or multimedia entertainment to the user. • Microsoft Word, Microsoft Excel and Adobe Photoshop are the example of application software. -Custom-built software -Packaged software
- 7. Custom Built Software • The software are designed according to to the requirements of a particular customer. • The professional team of programmers depending on the requirements develops these programs. • Cost of customized software is more than the package software. • Patient information system, inventory system, college admission system and examination system are examples.
- 8. Package Software • They are also known as off-the-shell (ready made) programs which are designed for sale to the general publics. • Software developers also acquire packaged software for their ease. • The facilitate the users in all fields of life. • Microsoft Office Package (MS-Word, MS-Excel, etc), ORACLE, Graphics software, Communications programs are the examples.
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