Computer software jss two

TOPIC: Computer Software

CLASS: JSS Two

Definition of Software

i. Software is a set of instructions and procedures passed to the computer to perform certain activities or tasks.
ii. It can also be defined as a set of instructions that direct the activities of the computer system to undertake a specific task.
Unlike hardware, computer software are not tangible.

Types of Software

Software is divided into two broad groups, these are:
1. System Software
2. Application software

System Software

System software is a collection of programs that supports computer operations. It can also be defined as programs that help run the computer hardware and application software. These are:
a. Operating system
b. Utility software
c. Translators

Operating system

Operating (OS) is a software program that manages the hardware and software resources of the computer.
Examples of Operating System are:
Disk Operating System (DOS)
Microsoft Windows
UNIX
LINUX
MAC
Android
IOS
Ubuntu
Chrome
Solaris
FreeBSD
NetBSD

Utility software

Utility software (service programs) are used for general housekeeping of the computer.
Examples of Utility Programs are:
File manager or explorer
Anti-virus
Network manager
Disk cleanup software
Data compression utilities
Disk defragmenter or partitioner
System optimizer software
Screen recorder software
Driver updater software
Backup software

Translators

Translators are programs for converting programs in other languages into machine language instruction so that the computer can execute them.
Examples of Translators are:
Assembler
Compiler
Interpreter
Decompilers.

Application Software

These are software that allows humans (the end users) to accomplish one or more specific (non-computer) tasks.

Types of Application Software

Application software can be divided into two main categories:
i.Specific Purpose or Specialized Application Software

ii. General Purpose or Productivity Appication software

Specific Purpose or Specialized Application Software

This type of software is designed to perform a single task efficiently, such as accounting software, reservation system, banking software, video editing software, etc.

General Purpose or Productivity Appication software

This type of software helps users to be more productive in their work. They are designed to perform a wide variety of tasks. Some productivity software are examined below.

Word processing software

These are software used for creating, editing and printing document. Examples include; Microsoft Word, Google Docs, Notepad, Corel WordPerfect, WordPad, WPS Writer, Apple Pages, FocusWriter, Scrivener, Ulysses, LibreOffice Writer, etc.

Spreadsheet software

These are software for performing accounting and statistical calculations. Examples are Microsoft Excel, Lotus 1-2-3, Google Sheets, Zoho Sheet, Airtable, Quip, EtherCalc, Apple Numbers, etc.

Graphics software

These are software that is used for drawing and designing purposes, examples include: CorelDraw, Paint, Photoshop, Instant Artist, Inkscape, GIMP, Sketch, Figma, Gravit Designer, Canva, Pixlr, etc

Database Application

Database software allows you to enter, retrieve and update data in an organized and efficient manner. Commonly used database programs include Microsoft Access, Oracle, SQL Server, Paradox, Cassandra, HBase, Redis, MongoDB and Elasticsearch

Presentation Program

A presentation program is a computer software package used to display information, normally in the form of a slide show. Examples are MS power point Corel Presentations, OpenOffice.org Impress, SlideSlider, SlideRocket SlideWiki, Audience (software), Ease, Emaze, WPS presentation, etc

Gaming Software

Gaming software also known as a computer game, is an electronic game that involves interaction with a user interface or input device such as a joystick, controller, keyboard, or motion sensing device to generate audiovisual feedback. Examples: GTA, FIFA 2022, ZUMA, Naija Whot, etc