CHAPTER 4: PROGRAMS AND APPS

INTRODUCTION:

OPERATING SYSTEM:

What is operating system?

-Set of programs that coordinates all the activities among computers or mobile device hardware.

-example: Windows

PRODUCTIVITY APPLICATIONS

With productivity applications, users can,

Word processing software

-allows users to create and manipulate documents

Clip art

-collection of drawings, photos and other images

Spreadsheet software

-allows users to organize data in rows and columns and perform calculations

Database software

-allows users to create, access and manage a database

GRAPHICS AND MEDIA SOFTWARE

Examples:

COMMUNICATIONS APPLICATIONS

Example:

-Blogging

-Browsing

-Chat room

-Discussion forum

SECURITY TOOLS

✔ Personal firewall

-security tool that detects and protects a personal computer and its data from unauthorized instrusions

✔ Antivirus program

-protects computer against virus and malware

-remove any virus found in memory

Spyware and Adware

FILE AND DISK MANAGEMENT TOOLS

File manager

-tool that performs functions related to file management

Search tool

-program included with operating system.

-it attempts to locate file in computer or mobile device based on criteria that specify

Disk cleanup tool

-searches for and removes unnecessary files

CONCLUSION:

There are many useful program and apps available for the computer and mobile devices. It features variety of applications. Hence we should use it wisely especially in security tools.