COMPUTER APPLICATION
| Site: | Hekima kwa Wote.gnomio.com |
| Course: | Hekima kwa Wote.gnomio.com |
| Book: | COMPUTER APPLICATION |
| Printed by: | |
| Date: | Thursday, 16 October 2025, 8:53 PM |
1. Introduction to Computer Application
Introduction to Computer Applications
1.1 Definition of a Computer
An electronic device that processes data into information.
Performs tasks based on a set of instructions (software).
1.1. Component of a Computer System
1.2 Components of a Computer System
Hardware: Physical parts (monitor, CPU, keyboard).
Software: Programs and operating systems.
Users: People who use computers.
Data: Raw facts processed by the computer.
2. WORD PROCESSING
2.1 Definition
Word processing refers to creating, editing, formatting, and printing text documents.
2.2 Features of Word Processing Software
Text formatting: Change font size, type, color
Paragraph formatting: Alignment, indentation, spacing
Editing tools: Cut, copy, paste, undo, redo
Spell and grammar check
Insert options: Tables, pictures, charts, hyperlinks
Page layout: Margins, orientation, paper size
Mail Merge: Combine a form letter with a list of names and addresses
2.3 Uses of Word Processing
Writing letters, reports, proposals, and CVs
Designing certificates and brochures
Creating memos, notices, and manuals