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