Paper 1

INTRODUCTION TO COMPUTING SYSTEM

This unit covers the competencies required to demonstrate foundational concepts of computers, operate computer hardware, identify computer software, perform data representation, identify computer networks, use the Internet and apply computer security.

On completion, a candidate should be able to

Demonstrate foundational concepts of computers
Operate computer hardware
Identify computer software
Perform data representation
Identify computer networks
Use the Internet
Apply computer security

Content

1
Demonstrate foundational concepts of computers
Demonstrate foundational concepts of computers
1. Computing terms
  1. Computer
  2. Input
  3. Output
  4. Hardware
  5. Software
  6. Data
  7. Information
2. Computer booting process
3. Computer classification
  1. Size
  2. Type
  3. purpose
4. Computer application areas
  1. Commerce
  2. Government
  3. Education
  4. Entertainment
  5. Science and research
2
Operate computer hardware
Operate computer hardware
1. Computer components
  1. Processor
  2. Input
  3. Output
  4. Storage
2. Peripheral devices
  1. Keyboard
  2. Mouse
  3. Monitor
3
Identify computer software
Identify computer software
1. Computer software
  1. System
  2. Application
  3. Utility
2. Functions of operating system
3. File management using
  1. perating system
  2. Files
  3. Folders
4. Types of operating system
  1. Batch Operating System.
  2. Multitasking/Time Sharing
  3. Multiprocessing
  4. Real Time
  5. Distributed
  6. Network
  7. Mobile
5. Creating user accounts in a stand alone computer
6. Programming languages
  1. High level
  2. Low level
7. Program translators
  1. Interpreters
  2. Compilers
  3. Assembler
8. Software selection criteria
4
Perform Data representation
Perform Data representation
1. Number systems
  1. Decimal
  2. Binary
  3. Octal
  4. Hexadecimal
2. Data conversions of number systems
3. Boolean
  1. OR
  2. AND
  3. NOT
4. Truth tables
5
Identify computer networks
Identify computer networks
1. Definition of key terms
  1. Computer network
  2. Wide area network
  3. Local area network
2. Types of computer networks
  1. LAN
  2. WAN
  3. PAN
3. Components of computer network
  1. Switch
  2. Cable
  3. Router
  4. Hub
6
Use the Internet
Use the Internet
1. Definition of key terms
  1. Internet
  2. Browser
  3. World wide web
  4. App
  5. Domain
  6. URL
7
Apply Computer Security
Apply Computer Security
1. Key terms used in computer security
  1. Computer security
  2. Cloud
  3. Domain
  4. Virtual private network
  5. Exploit
  6. Breach
  7. Firewall
2. Internet security
  1. Threats
  2. Countermeasures