WEDNESDAY: 6 April 2022. Afternoon paper. Time Allowed: 3 hours.
Answer any FIVE questions. ALL questions carry equal marks. Do NOT write anything on this paper.
QUESTION ONE
1. Explain five factors to consider when selecting a spreadsheet software. (5 marks)
2. Explain the following terms as applied to data security in e-commerce.
Privacy. (2 marks)
Integrity. (2 marks)
Authentication. (2 marks)
Non-repudiation. (2 marks)
3. Outline two advantages of a professional code of ethics. (2 marks)
Highlight two drawbacks of a professional code of ethics. (2 marks)
4. Examine three impacts of the internet on the education sector. (3 marks)
(Total: 20 marks)
QUESTION TWO
1. ABC Ltd. has opted to adopt a decision support system in the restructure of its business processes.
Required:
State three moral dimensions the company would consider from this move. (3 marks)
Outline three legal issues the company is likely to consider from this move. (3 marks)
2. Outline four possible causes of ICT project failure during system implementation. (4 marks)
3. Explain the term “requirement elicitation” in relation to software development. (2 marks)
4. Explain two “requirements Elicitation” techniques. (4 marks)
5. Highlight four features of a word processing of application package. (4 marks)
(Total: 20 marks)
QUESTION THREE
1. Discuss six reasons why a computer operating system is considered as a resource manager. (6 marks)
2. It is possible to lose a laptop, a mobile phone or a flash disk.
Discuss four ways you could protect the data in your device to minimise data breach. (8 marks)
3. The Tangaza County Government intends to establish information centres.
Explain two services that are likely to be offered at the centres. (4 marks)
4. State two challenges of using computerised accounting software in an organisation. (2 marks)
(Total: 20 marks)
QUESTION FOUR
1. Discuss the importance of information security policies. (5 marks)
2. Explain four reasons why an organisation may prefer to install a peer to peer networking model. (8 marks)
3. Outline seven indicators of a successful information system. (7 marks)
(Total: 20 marks)
QUESTION FIVE
1. Explain the term “smart home” as used in the world of technology. (1 mark)
Describe the importance of the “Internet of Things” in the smart home. (4 marks)
2. Explain three reasons why organisations pursue business process integration. (6 marks)
3. E-commerce customers should be able to find the product they are looking for quickly.
Identify three best practice features for e-commerce websites. (3 marks)
4. Examine the significance of carrying out stakeholder analysis before undertaking an information systems project. (6 marks)
(Total: 20 marks)
QUESTION SIX
1. Discuss three benefits that are provided by mobile devices and applications for health care professionals. (6 marks)
2. Explain the term “Uniform Resource Locator (URL)”. (2 marks)
Using an example, explain the functions of each of the three key parts of a URL. (6 marks)
3. Assess three benefits of data backup and recovery procedures in a business. (6 marks)
(Total: 20 marks)
QUESTION SEVEN
1. The Internet of Things (IoT) has grown very rapidly and emerged to be a large part of how human beings live, communicate and conduct business. While web-enabled devices are turning our global rights into a great switched-on operating area, the implementation of IoT has several challenges.
Discuss four security challenges that accompany IoT. (8 marks)
2. Identify four benefits of requirements gathering process in an information system development. (4 marks)
3. Identify three challenges that businesses could face in adopting e-commerce. (3 marks)
For each of the identified challenges in (c) (i) above, suggest a suitable solution that businesses could use to deal with it. (3 marks)
4. Summarise two common challenges encountered while using the system development life cycle (SDLC) model. (2 marks)
(Total: 20 marks)
