KNEC Craft Certificate in ICT Module 1:Introduction to ICT November 2015 Past Paper Answers

This paper was solved by a KNEC tutor examiner. All answers are well elaborated and up to what is required in an exam set up

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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Define the term firmware as used in computer systems ()

Outline two reasons why computer users generate backup files ()

State two features of the first generation computers ()

Joan discovered that her computer could not boot even though the power connectivity was right. Explain what could have been the cause of this ()

Differentiate between real-time and batch data processing modes. ()

Outline two advantages of each of the following data transmission media a) Coaxial cables b) twisted pair cables ()

James intends to buy a flatbed scanner for office use. Outline two functions that the scanner could be used for ()

Explain the term assembly language as used in computer systems ()

Describe direct file organization method as used in computer data storage. ()

10.

Explain the term data encryption as used in computer security ()

11.

Outline two advantages of magnetic ink character reader (MICR) as used in ICT ()

12.

State two ways of minimizing piracy of computer software ()

13.

Explain two methods that computer operator would apply to improve ergonomics on a computer being used in an office environment ()

14.

Jerry prefers an LCD monitor to a CRT monitor. Explain two justifications for preference. ()

15.

Explain the function of each of the following computer keyboard keys i)print screen ii) Esc ()

16.

Describe computer output to microfilm (COM) as used in computer systems ()

17.

Explain three factors to be considered when purchasing computer hardware, other that cost ()

18.

Dan intends to install utility software in his home computer for domestic use. Explain three utilities he could install ()

19.

With the aid of an example in each case, outline three functions of spreadsheet computer software ()

20.

A computer consulting company intends to educate the public on various forms of computer crimes. Explain three forms of such crimes ()

21.

With the aid of a block diagram, explain the functional components of a computer system. ()

22.

With the aid of a block diagram, explain the functional components of a computer system. ()

23.

With the aid of a diagram, describe the star net topology ()

24.

A secondary school intends to buy computers for its management staff. Explain two uses that the computers could be put into ()

25.

Explain each of the following file management functions of an operating system i)file dumping ii) file loading iii) file deletion ()

26.

Explain the difference between desktop and palmtop computers ()

27.

Distinguish between indexed sequential and sequential file organization methods ()

28.

A company has supplied the following software to a college for use. Novel, Ms Power Point, Unix, Ms Access, Windows for Workgroup. Classify the above software either as; the operating system, presentation software or database management system. ()

29.

Explain the relationship between each of the following data storage units byte and bit kilobyte and gigabyte ()

30.

Outline functions of the primary storage of a computer system ()

31.

The use of ICT technology for money transfer has changed the way in which Kenyans do business. Explain two benefits to business people for using this service ()

32.

Explain one circumstances under which a wireless mouse would be necessity as an input device ()

33.

A computer laboratory requires some standards measures to be followed to ensure a safety and security. Outline four such measures. ()

34.

A large retail shop has installed a computer network for its operations. Explain three benefits that the shop will gain with this move. ()