Basic Application Software

Graphical User Interface

A screenshot of a modern GUI (KDE Plasma Desktop).

A graphical user interface (GUI), often pronounced gooey. It is a type of user interface that allows users to interact with programs in more ways than typing such as computers; hand-held devices such as MP3 players, portable media players or gaming devices; household appliances and office equipment with images rather than text commands. A GUI offers graphical icons and visual indicators.

Word Processor

-Two types of  Word Processor : English Word Processor and Chinese Word Processor. 

 To perform word processing, you need a computer, a special program called a word processor, and a printer.When we using a computer to create, edit, and print documents, it means that we are using the word processor at the same time. Of all computer applications, word processing is the most common. A word processor enables you to create a document, store it electronically on a disk, display it on a screen, modify it by entering commands and characters from the keyboard, and print it on a printer.

Spreadsheet



A spreadsheet is a computer application that simulates a paper, accounting worksheet. It displays multiple cells that together make up a grid consisting of rows and columns, each cell may containing alphanumeric text, numeric values or formulas. A formula is an instruction to calculate or process. Formula defines how the content of that cell is to be calculated from the contents of any other cell (or combination of cells) each time any cell is updated. Spreadsheets are frequently used for financial information because of their ability to re-calculate the entire sheet automatically after a change to a single cell is made.But, it is now widely use by every profession. For examples, marketing analyser uses it to analyse sales trend and teachers use it to record grades.

Database Management System



A Database Management System (DBMS) is a set of computer programs that provide tools to control the enter, edit, and the use of a database. It allows organizations to place control of database development in the hands of database administrators (DBAs) and other specialists. A DBMS is a system software package that helps the use of integrated collection of  related data records and files known as databases. It allows different user application programs to easily access the same database.

 Utility Suites

 Utility software is a kind of system software designed to help analyze, configure, optimize and maintain the computer. A single piece of utility software is usually called a utility (abbr. util) or tool.Utility software usually focuses on how the computer infrastructure operates. For instances the operation of computer hardware, operating system, application software and data storage.
Most utilities are highly specialized and designed to perform only a single task or a small range of tasks. However, there are also some utility suites that combine several features in one piece of software.