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What happens when your PC is
powered on?
With a simple push of a button, your computer comes to life.
Everyone wants to use the power of their computer in different ways:
• Office work
• To create works of art
• Create music
• Play games
• Surf the web
• Trade on stock market….
Whatever you want to do with your computer, software is the key to doing it.
Computer Software
Computer Software
• What is system software?
Operating System (OS)Operating System (OS)
is a set of programs
that coordinates all
activities among
computer hardware
devices and allows
users to run
application software
Operating System (OS)Operating System (OS)
is a set of programs
that coordinates all
activities among
computer hardware
devices and allows
users to run
application software
Utility ProgramsUtility Programs allow the user to
perform maintenance-type tasks
usually related to managing a
computer, its devices or its programs
Utility ProgramsUtility Programs allow the user to
perform maintenance-type tasks
usually related to managing a
computer, its devices or its programs
 Programs (set of instructions) also called as logic circuitry,
controls the operations of the computer and its devices.
Computer Software are programs that tell the computer what
to do
OPERATING SYSTEMS
• MS-DOS
• Windows
• MAC
• Linux
Computer Software
• What is application software?
Presentation
Graphics
Spreadsheet
Database
Word
Processing
 Programs that perform specific tasks for users
 Office Suite
Popular software applications
bundled together as a single unit
Microsoft Office is one of the most popular
software suites available for business,
educational, and personal computer use.
• Word processor
• Database program
• Spreadsheet
• Presentation software
• Information management
Software suites are full- featured
versions of several different
programs packaged together.
Software Suites
APPLICATIONS
• MS Word
• (Your basic Word Processor)
APPLICATIONS
• MS Excel
• Your basic Spread Sheet)
APPLICATIONS
• MS Power Point
APPLICATIONS
• MS Outlook
APPLICATIONS
• Internet Explorer
• Google Chrome
APPLICATIONS
• Windows Calculator
• (Your basic calculator,
also available is a
scientific calculator)
APPLICATIONS
• WordPerfect Adobe Acrobat
• Photoshop Skype
• QuickBooks Notepad
• CorelDraw WinZip
• Camera Media Player
• Photo Paint
• Ad Infinitum
Computer Software
• Who is a programmer?
 Someone who develops
application or system software
 Programmer writes instructions to
direct computer to process data
into information
Computer Software
• What is a graphical user interface (GUI)?
 Allows you to interact with the software using
graphics, indicators and icons
 Controls how you enter data and how the screen
displays information
Computer Software
• How do you install and run a software program?
Step 1.
Insert the program disc
into the CD-ROM
drive
Step 2. Install the
software program by
instruction in the disc,
then run the program
Step 3.
The program executes
 A program is a series of instructions that tells the
computer what to do
Computer DATA
- raw facts, figures, information
• Letters written using a word processor like MS
WORD.
• Spread sheets designed in EXCEL.
• Presentations created in Power Point
• Music on a CD.
• Photos from your digital camera
Thank You

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08. Computer Software

  • 1. What happens when your PC is powered on? With a simple push of a button, your computer comes to life.
  • 2. Everyone wants to use the power of their computer in different ways: • Office work • To create works of art • Create music • Play games • Surf the web • Trade on stock market…. Whatever you want to do with your computer, software is the key to doing it. Computer Software
  • 3. Computer Software • What is system software? Operating System (OS)Operating System (OS) is a set of programs that coordinates all activities among computer hardware devices and allows users to run application software Operating System (OS)Operating System (OS) is a set of programs that coordinates all activities among computer hardware devices and allows users to run application software Utility ProgramsUtility Programs allow the user to perform maintenance-type tasks usually related to managing a computer, its devices or its programs Utility ProgramsUtility Programs allow the user to perform maintenance-type tasks usually related to managing a computer, its devices or its programs  Programs (set of instructions) also called as logic circuitry, controls the operations of the computer and its devices. Computer Software are programs that tell the computer what to do
  • 4. OPERATING SYSTEMS • MS-DOS • Windows • MAC • Linux
  • 5. Computer Software • What is application software? Presentation Graphics Spreadsheet Database Word Processing  Programs that perform specific tasks for users  Office Suite Popular software applications bundled together as a single unit
  • 6. Microsoft Office is one of the most popular software suites available for business, educational, and personal computer use. • Word processor • Database program • Spreadsheet • Presentation software • Information management Software suites are full- featured versions of several different programs packaged together. Software Suites
  • 7. APPLICATIONS • MS Word • (Your basic Word Processor)
  • 8. APPLICATIONS • MS Excel • Your basic Spread Sheet)
  • 12. APPLICATIONS • Windows Calculator • (Your basic calculator, also available is a scientific calculator)
  • 13. APPLICATIONS • WordPerfect Adobe Acrobat • Photoshop Skype • QuickBooks Notepad • CorelDraw WinZip • Camera Media Player • Photo Paint • Ad Infinitum
  • 14. Computer Software • Who is a programmer?  Someone who develops application or system software  Programmer writes instructions to direct computer to process data into information
  • 15. Computer Software • What is a graphical user interface (GUI)?  Allows you to interact with the software using graphics, indicators and icons  Controls how you enter data and how the screen displays information
  • 16. Computer Software • How do you install and run a software program? Step 1. Insert the program disc into the CD-ROM drive Step 2. Install the software program by instruction in the disc, then run the program Step 3. The program executes  A program is a series of instructions that tells the computer what to do
  • 17. Computer DATA - raw facts, figures, information • Letters written using a word processor like MS WORD. • Spread sheets designed in EXCEL. • Presentations created in Power Point • Music on a CD. • Photos from your digital camera