INFORMATION COMMUNICATION TECHNOLOGY (Theory)
November 2017
THE KENYA NATIONAL EXAMINATIONS COUNCIL
DIPLOMA IN SALES AND MARKETING
DIPLOMA IN SUPPLY CHAIN MANAGEMENT
DIPLOMA IN BUSINESS MANAGEMENT
DIPLOMA IN COOPERATIVE MANAGEMENT
DIPLOMA IN HUMAN RESOURCE MANAGEMENT
DIPLOMA IN ROADS TRANSPORT MANAGEMENT
DIPLOMA IN TOURISM MANAGEMENT
DIPLOMA IN TOUR GUIDING MANAGEMENT
DIPLOMA IN PETROLEUM MANAGEMENT
DIPLOMA IN PROJECT MANAGEMENT
DIPLOMA 1N INVESTMENT MANAGEMENT
DIPLOMA IN MARITIME TRANSPORT LOGISTICS
DIPLOMA IN HUMAN RESOURCE MANAGEMENT
DIPLOMA IN DISASTER MANAGEMENT
MODULE I
INFORMATION COMMUNICATION TECHNOLOGY (Theory)
Paper I
1. (a) Describe three characteristics of supercomputers. (6 marks)
(b) Ann applied the features shown in Figure 1 while editing text on a word processing document.
Figure I
Explain the effect of each of the features labelled (i), (ii) and (iii) on the text. (3 marks)
(c) Jonsta Co. Ltd intends to computerize their manual database. Explain three reasons for their intention. (6 marks)
2. (a) Outline four examples of utility programs of a computer system. (4 marks)
(b) John purchased a general purpose computer for his business. Outline five tasks that he could perform using the computer. (5 marks)
(c) Mali Co. Ltd intends to implement a star network topology to connect all its terminals. Explain three factors that the company could have considered when selecting the topology. (6 marks)
3. (a) Explain each of the following terms as used in Internet applications: (6 marks)
(i) Browser;
(ii) IP address;
(iii) Unified Resource Locator (URL).
(b) Simon would Like to purchase a network server. Explain three specifications he could consider in the selection criteria. (6 marks)
(c) Classify the following hardware components of a computer system as either input or output devices: (3 marks)
Plotter; Digital camera; Light pen,- Speakers,. Monitor: Microphone,
4. (a) Differentiate between magnetic and optical data storage media, giving an example in each case. (5 marks)
(b) Malipo Enterprises purchased an application software for its online business. Outline four benefits the enterprise would derive from the application. (4 marks)
(c) With the aid of a diagram, describe distributed data processing system. (6 marks)
5. (a) Explain the technological trend in Internet development in terms of each of the following perspectives: (4 marks)
(i) Performance;
(ii) User access.
(b) Kelly an IT administrator drafted the rules to be observed by computer laboratory users to protect data against loss, Explain three rules that could have been included in the draft. (6 marks)
(c) Outline five functions of an operating system in a computer system. (5 marks)
6. (a) Mary intends to create a two-column page document in a word processing program.
Describe two methods she could use to achieve her objective. (4 marks)
(b) Table 1 shows an extract of a worksheet on students’ performance in an examination, Use it to answer the questions that follow.
Table 1
(i) Using cell references only, write a function that would he used to calculate the average mark for Nelly Kim. (2 marks)
(ii) The data was to be arranged from highest to lowest based on average. Describe a spreadsheet feature that could be used to achieve this. (2 marks)
(iii) The average mark is to be categorized based on the following criteria:
Equal to or above 50 = Pass;
Below 50 = Fail
Write a function that would be used to display the grade for Nelly Kim. (3 marks)
(c) Joel intends to insert a picture of an animal at the bottom part of his document created using a presentation program. Describe two sources from which he could have gotten the picture. (4 marks)