Information Communication Technology August 2023 Past paper

WEDNESDAY: 23 August 2023. Afternoon paper. Time Allowed: 3 hours.

Answer any FIVE questions. ALL questions carry equal marks. DO NOT write anything on this paper.


1. Explain how the following elements affect the processing power of a computer:

Cache memory. (2 marks)

Data bus. (2 marks)

Type of processor. (2 marks)

2. List FOUR limitations of star network topology. (4 marks)

3.  Highlight FOUR salient features of a Computerised Accounting Software (CAS). (4 marks)

4.  Outline SIX advantages of a pivot table report. (6 marks)

(Total: 20 marks)



1.  Highlight THREE principles used to measure the integrity of data in an information system. (3 marks)

2.  Explain the significance of the following FIVE features of a presentation program. (5 marks)


3. Examine THREE ways in which an operating system provides data security in a computer system. (6 marks)

4. Explain the impact of THREE technological trends that pose ethical challenges to organisations. (6 marks)

(Total: 20 marks)



1. Highlight TWO ethical issues that need to be considered by an information systems development team. (2 marks)

2. Explain TWO types of computer networks under each of the following criterion:

Functionality. (4 marks)

Ownership. (4 marks)

Transmission media. (4 marks)

3. Assess THREE information system vulnerabilities and their respective countermeasures. (6 marks)

(Total: 20 marks)



1.  Distinguish between “Executive Support System (ESS)” and “Decision Support System (DSS)”. (2 marks)

2. Highlight SIX advantages of Conditional Formatting in a spreadsheet program. (6 marks)

3.  Explain THREE components of a computer network. (6 marks)

4.  Analyse SIX benefits of developing a Disaster Recovery Plan (DRP). (6 marks)

(Total: 20 marks)



1. List FIVE limitations of computer networking. (5 marks)

2. Highlight FIVE reasons why an organisation may choose an off-the-shelf software package. (5 marks)

3. Highlight FIVE benefits of cloud storage. (5 marks)

4. Examine FIVE major components of e-commerce infrastructure. (5 marks)

(Total: 20 marks)



1. State TWO examples of Network Operating System (NOS) from different software manufacturers.
(2 marks)

List TWO advantages and TWO disadvantages of Network Operating Systems (NOS). (4 marks)

2.  Outline FOUR reasons why Read Only Memory (ROM) is preferred for storing firmware. (4 marks)

3. Summarise FOUR ways in which a transaction processing system improves operations of an organisation. (4 marks)

4. A library management system is an example of an information system.

In relation to the above statement, state TWO relevant examples of the following items in a library system:

Data. (2 marks)

Processing. (2 marks)

Information. (2 marks)

(Total: 20 marks)



1. Explain TWO ways in which an operating system acts as a resource manager. (4 marks)

2. Highlight FOUR benefits of Internet of Things (IoT) in smart home. (4 marks)

3. Outline SIX instances when you would recommend prototypes during system development. (6 marks)

4. Examine SIX benefits associated with business processes integration. (6 marks)

(Total: 20 marks)

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