Application Software
computer systems contain both hardware and software. Hardware is a tangible object in a computer system such as CPU, keyboard, or printer. Software or a computer program is the set of instructions that are directly attributable to the implementation of a computer. Working software is one of two categories: systems and application software, system software controls the operation of computer hardware, application software all allows a user to perform tasks three main types of software application on the PC market .. are word processing, spreadsheet and database management systems (Little and Benson 10-42).
a word processing program, a user can efficiently and economically produce business documents such as memos, letters, reports, and resumes. With a word processing program, you can easily modify a document. To improve the accuracy of their own writing to improve word processors can check spelling and grammar in a document. They also offer a thesaurus for a user to allow diversity and precision, add his writing. Many programs offer word processing functions also create desktop publishing, brochures, advertisements and newsletters. A spreadsheet allows a user data in a manner similar to a paper table-organized, the difference is not the user to manually perform the calculations. spreadsheets can be instructed to perform any calculation desired, the contents of an electronically. Table can be easily changed by the user. Once the data is changed, all calculations in the table is calculated automatically. To allow many spreadsheets also graph the data in a spreadsheet to a user (Wakefield 98-110). database management system (DBMS) is software that allows a user to efficiently store a large amount of data in a central location. Data is one of the most valuable resource for any business. For this reason, the user request data is organized and easily accessible in a variety of formats. With ADBM, a user can simply store data, retrieve, manipulate data, data, analyze data and create a variety of reports from data (Aldrin 25-37). Many organizations now have all three types of software installed on their computers. Word processors, spreadsheets and management systems of databases, the user tasks more efficiently. When users more efficiently, the company as a whole functions more economically and efficiently.