A set of instructions (in machine code) given to the computer to solve user problems and to control different operations of the computer is know as computer software. The software is developed in programming languages.
The Computer software is classified into two main categories:
- Application software.
- System software.
1. Application Software
A set of programs used to solve particular problems of user through computer is called Application software. It is also known as application package. The ready packages are also available in market on CDs for various purposes. These are used by user who does not know the computer programming. The users solve their problems by using ready packages more easily and quickly. Some of application packages are:
- Word processing software.
- Spreadsheet software.
- Database Management System software.
- Graphics software.
- Communication software.
1. Word Processing Software
This software is used to create and to edit documents such as letters, reports, essays etc. The word processing software provides several features for document editing and formatting. In. editing process, text is entered into the document, deleted, copied or moved to another location etc. In formatting process, different formats can be applied on the text to make the document more attractive before to print on the printer. The most popular word processing software programs are: Microsoft Word, Word Perfect etc.
2. Spreadsheet Software
Spreadsheet software is used to store and process data in an electronic sheet having columns and rows. The data is entered into the cells of the sheet. The intersection of a row and a column is known as cell. Each cell is a unique address. The numbers and formulas are entered into the cells and the computer can automatically perform the calculation on numerical data in cells.
The spreadsheet software is commonly used for business application such as for performing financial calculations and recording transactions. The most popular example of spreadsheet software is Microsoft Excel etc.
3. Database Management Software
Database management software is used to create and manage databases. A database is a collection of related information or records on any subject such as records of the books in a library, information about the students of a college etc.
Database Management Software stores and manages records in databases. These records can be accessed very quickly when required. The Microsoft Access, Oracle etc. are most popular examples of Database Management Software.
4. Presentation Graphics Software
The presentation graphic software is used to create slides for making presentations. The presentation graphic software also has pre-drawn clip art images, which can be inserted into slides and can be modified. The PowerPoint is an example of presentation graphic software.
5. Communication Software
The Communication software is used to exchange information electronically. It is most commonly used software to send and receive information on the Internet. It also allows for sending and receiving faxes directly. The computer files can also be transferred from one PC to another through this software. The Internet Explorer is an example of this software.
2. System Software
System software is a set of programs that control the operations of a computer and devices attached with the computer. It creates links between user and computer as well as controls the execution of application programs. System software are essential for a computer to do work, Without this software no link can be created between user and computer.
The examples of system software are:
- Operating systems.
- Utility programs.
- Device Drivers.
- Language Processors.
See Also or Related Articles:
- [Computer Software] - Introduction to Word Processing
- [Computer Hardware] - Un Common Computer Input Devices
- [Computer Software] - Computer Virus
- [Computer Software] - What is Operating System?
- [Microsoft Office] - Features of Microsoft Excel Part 3
- [Microsoft Office] - Features of Microsoft Excel Part 1
- [Computer Hardware] - Features of Microsoft Excel Part 2
- [Computer Software] - Operating System Functions (Part 1)
- [Microsoft Office] - Microsoft Word 2000
- [Microsoft Office] - Formatting Word Document
- [Microsoft Office] - How to Create Web Page with Microsoft Word
- [General Computer] - Multimedia Applications
- [Networking Tips] - Wide Area Network (WAN)
- [Computer Hardware] - Computer keyboard and keys
- [General Computer] - OpenOffice dot org alternate of Microsoft Office
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