KNEC Craft Certificate in ICT module I: Introduction to ICT past paper July 2015 Answers

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Course Name:  Information and Communication Technology
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Course Level:  Craft Certificate
Sub Level:       Module I
Course Unit:   Introduction to ICT
Exam body:    KNEC
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1. Define the term information as used in ICT ()
2. Describe the sequential file organization method as applied in computers. ()
3. List four categories of microcomputers ()
4. Aisha, a computer technician would like to transfer a word document from her stand-alone computer to another computer. Outline two computer storage devices that she would use to achieve her objectives. ()
5. Distinguish between mechanical and electrical data processing methods ()
6. Figure 1 shows a computer network topology. Use it to answer the questions that follow. I)Name the component labeled (i). II)Outline three advantages of the topology outlined in figure 1. ()
7. Outline two precautions taken to avoid eye strain when using a computer. ()
8. Describe a supercomputer ()
9. Outline two advantages of batch data processing mode as used in computers. ()
10. Explain one way through which computer viruses may be spread. ()
11. Outline two negative impacts of use of social medial technology to the society. ()
12. State two laws governing ICT use in Kenya. ()
13. Philip a computer technician intends to control access of data from computers in a technical institution. Outline two measures he should put in place to achieve his objectives. ()
14. Explain one benefit of using automated system in manufacturing. ()
15. Charles was in the process of installing a suite of programs in his computer and got the error message, “software was not successfully installed”. Explain two causes of this error ()
16. Table 1 shows a list of computer devices. Use it to answer the questions that follow. Match each of the computer devices with its corresponding function. ()
17. Nicholson intends to buy a printer for home use. Outline three factors he should consider when selecting the hardware. ()
18. Explain each of the following types of computers software; (6mks) i)Operating system. ii)Utility software iii) Generic software ()
19. Amani was advised to use a high-level programming language to develop a system for a certain organization. i) Outline four features of these programming languages ii)List four examples of these programming languages. ()
20. Amina a computer user, had to prepare each of the following documents. Outline the software that she could use for each. (3mks) i)Curriculum vitae ii)Architectural design of road bridge iii) Balance sheet ()
21. A student at a certain college was accused of plagiarism. i) State three problems of this habit. ii)List six factors that may have led to this habit. ()
22. With the aid of a diagram, outline the parts of a computer floppy disk. ()
23. A technician at Usitadi college has been tasked with the networking of the college computers. Outline the function of each of the following tools that he might use to network the computers. i)RJ45 ii)Crimping tool iii)Punch downs iv)Cable tester v) MODEM ()
24. Speed Bank Ltd has automated its operations. Outline a benefit which the bank would accrue from the use of the following technologies. i)Tele-banking ii)EFT ()
25. Describe a reference file as used in computers ()
26. Explain two disadvantages of time sharing policy in data processing ()
27. Differentiate between second and third generation computer generations ()
28. With the aid of an example, outline one function of each of the following computer software. I)Database II)Presentation ()
29. Charlyn intends to create a birthday card using a computer. i)State a computer software that would be best suited for the task. ii)Outline a feature of the software named in (i) that makes it most suitable. ()
30. Appraise Computer College intends to network their computers using bus topology. i) With the aid of a diagram, outline this topology. iii)Outline three disadvantages of this topology ()
31. Bits electronic company has acquired computers with new specifications. Explain a challenge that employees could experience out of their use. ()
32. Annestine a computer user has experienced repetitive strain injury. Explain two examples of this injury that she might have experienced. ()
33. Figure two shows a computer input device. Use it to answer the questions that follow. I) List two manipulation techniques associated with the device. (1mk) II) Outline a circumstance under which each of the parts labeled (i) and (ii) would be used. ()
34. Many offices have adopted wireless computer networks. Outline; i) three advantages of this technology. ii)Three disadvantages of this technology. ()
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