2.0 COMPUTER SYSTEMS
2.1 System Concept
184.108.40.206 Input, process, output and State the meaning of storage.
220.127.116.11 Describe the information processing cycle which includes input,output,process, and
2.1.2 Data Representation
2.1.3 Introduction to Binary Coding
18.104.22.168 Explain the function of ASCII code.
2.1.4 Data Measurement
22.214.171.124 State the units of data measurement:
- Kilobyte (KB)
- Megabyte (MB)
- Gigabyte (GB)
- Terabyte (TB)
2.1.5 Clock Speed Measurement
126.96.36.199 State the units of clock speed measurement:
• Megahertz (MHz)
• Gigahertz (GHz)
2.2.1 Input Devices
2.2.2 Output Devices
188.8.131.52 Identify the output devices used for text, graphic,audio and video
184.108.40.206 Identify the location of the central processing unit (CPU), expansion slots, expansion
cards, RAM slots,
ports and connectors on the motherboard.
220.127.116.11 Explain types and functions of :
- primary storage (RAM, ROM)
- secondary storage (magnetic medium optical medium, flash memory)
2.3.1 Operating System (OS)
18.104.22.168 State the various types of OS used on different platforms.
22.214.171.124 State the functions of OS.
126.96.36.199 State the different interfaces of OS.
2.3.2 Application Software
188.8.131.52 State the types of application software (wordprocessing, spreadsheet, presentation,
184.108.40.206 Describe the uses of application software (wordprocessing, spreadsheet, presentation,
2.3.3 Utility Program
220.127.116.11 Differentiate between the types and usage of utility programmes (file management,
diagnostic and file compression).
2.3.4 Proprietary and Open Source Software
18.104.22.168 Differentiate between proprietary and open source software.
2.4.1 Personal Computer (PC) Assembling
22.214.171.124 Assemble the components of a PC.
126.96.36.199 Display cooperation in assembling the components of a PC.
2.4.2 Hard Disk Partitioning and Formatting
188.8.131.52 Format and partition the hard disk.
2.4.3 Software Installation
184.108.40.206 Install operating system, application software and utility programs.
2.5 Current and Future Developments
2.5.1 Software Available Latest Open Source
220.127.116.11 Explain the latest open source OS and application software available in the market.
2.5.2 Latest Development In ICT
18.104.22.168 Explain the latest ICT hardware and software
22.214.171.124 Explain pervasive computing.