1. Introduction of Computer
1.2 What is Computer?
1.2.3 Basic Computer Applications
Computers have a wide range of use in almost every field of our life. They are specially used in the following fields:
a) Office Use
b) Data analysis
c) Accounting and investment analysis.
d) Graphics and Animation
g) Airlines and RailwayTicket Reservation
The work done in offices is mostly the preparation of letters, reports, memoranda, copy of advertisement, publicity, minutes, contracts, forms, notes etc. which can be done through computer in most efficient manner.
You can analyse the data through special software called spreadsheet programs. You can also prepare the product sales, profits and investment reports. You can also sort, merge and manipulate data (as needed) by accepting the data from other files.
Accounting and Investment Analysis
A spreadsheet program is a software package through which you can analyse investment, inventory control, preparation of budget etc. Specialized software packages such as Tally are available to handle accounts in medium sized companies. Accounting Programs are used for data entry, billing, inventory control, Sales Analysis. Many companies issue shares, debentures, etc. Software packages for such analysis are available at a small price, like MS-Office Suite supported by Microsoft Corporation.
Computers in Graphics and Animation
Computers can be used to make drawings, graphics and movies. CorelDRAW, Illustrator, Visio 2000 and FreeLance Plus for Windows are some such software packages, which can help you in increasing your drawing capability.
Computers in Education
In educational institutions computers are used as teaching aid, research tool and analyzing system. When computer is used as a teaching aid it is referred to as computer-assisted instruction (CAI).