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