Peter Norton’s® Introduction to Computers

Chapter 1
The Amazing Computer
WOW!
Learning Objectives:
• List at least five professions in which computers are routinely
used, and describe at least on of t...
Computer - an electronic device
used to process data.
abcde
Computer System:
• Hardware - physical parts of the computer
• Software - instructions to the computer
• Data - raw facts ...
Computer Hardware - any part
of the computer you can touch.
• Processor
• Memory
• Input and Output Devices
• Storage Devi...
Some types of hardware devices.
Output
Processor
Memory

Input and
output

Storage
Input
Software - electronic instructions to
the computer. Also referred to as a
“program.”
Two types:
• System Software
• Applic...
System Software:
• Operating Systems
• Windows 95
• Windows 98
• OS/2

• Disk Utilities
Application Software:
• Word Processing

• Entertainment

• Spreadsheets

• Educational

• Graphics

• Communications

• D...
Application software and system software
work together to provide useful output.
Software brings a computer to life.
Types of Computers:
• Supercomputer
• Mainframe
• Minicomputer
• Microcomputer

Mainframe computer
Microcomputer
Supercomputer

Minicomputer
Who Uses Computers?
• Military
• Doctors
• Educators
• Engineers
• Architects

• Musicians
• Filmmakers
• Attorneys
• Bank...
A medical team using “robodoc” to assist in surgery.
Musicians can use MIDI technology
to compose and edit their work.
Learning Objectives:
Chapter 1 Review
• List at least five professions in which computers are routinely
used, and describe...
Introduction to computers
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Introduction to computers

  1. 1. Peter Norton’s® Introduction to Computers Chapter 1 The Amazing Computer WOW!
  2. 2. Learning Objectives: • List at least five professions in which computers are routinely used, and describe at least on of the ways computers have affected the work of people in those professions. • List the four parts of a computer system. • Identify four kinds of computer hardware. • List the two major categories of software and explain the purpose of each. • List the four most common types of computers available today and describe what kind of job each does best.
  3. 3. Computer - an electronic device used to process data. abcde
  4. 4. Computer System: • Hardware - physical parts of the computer • Software - instructions to the computer • Data - raw facts the computer can manipulate • People - also known as users
  5. 5. Computer Hardware - any part of the computer you can touch. • Processor • Memory • Input and Output Devices • Storage Devices
  6. 6. Some types of hardware devices. Output Processor Memory Input and output Storage Input
  7. 7. Software - electronic instructions to the computer. Also referred to as a “program.” Two types: • System Software • Application Software
  8. 8. System Software: • Operating Systems • Windows 95 • Windows 98 • OS/2 • Disk Utilities
  9. 9. Application Software: • Word Processing • Entertainment • Spreadsheets • Educational • Graphics • Communications • Databases • Presentation
  10. 10. Application software and system software work together to provide useful output.
  11. 11. Software brings a computer to life.
  12. 12. Types of Computers: • Supercomputer • Mainframe • Minicomputer • Microcomputer Mainframe computer
  13. 13. Microcomputer Supercomputer Minicomputer
  14. 14. Who Uses Computers? • Military • Doctors • Educators • Engineers • Architects • Musicians • Filmmakers • Attorneys • Bankers • Architects
  15. 15. A medical team using “robodoc” to assist in surgery.
  16. 16. Musicians can use MIDI technology to compose and edit their work.
  17. 17. Learning Objectives: Chapter 1 Review • List at least five professions in which computers are routinely used, and describe at least on of the ways computers have affected the work of people in those professions. • List the four parts of a computer system. • Identify four kinds of computer hardware. • List the two major categories of software and explain the purpose of each. • List the four most common types of computers available today and describe what kind of job each does best.
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