- Hacking where a person breaks codes and passwords to gain access to data and information without permission control: use of biometric features. audit trail
- Tapping: Using an intelligent program to avail information from the host computer or a network during transmission control: encrypting data
- Piracy making illegal copies of copyrighted software information or data
Control: Enactment of laws. Lowering software prices
maurice.mutuku answered the question on September 30, 2019 at 07:07
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(i) Array
(ii) Algorithm(Solved)
Define the following terms as used in programming.
(i) Array
(ii) Algorithm
Date posted: September 30, 2019. Answers (1)
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(a) Name the stage of systems development life cycle where questionnaires are use.
(b) State ONE advantage and ONE disadvantage of using questionnaires at the stage in 15 (b) above.
(i) Advantage
(ii) Disadvantage
Date posted: September 30, 2019. Answers (1)
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4810 – 1210(Solved)
Carry out the following arithmetic in twos complement.
4810 – 1210
Date posted: September 30, 2019. Answers (1)
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Write the formula to be entered in cell A6 to display the sum of values above 60.(Solved)
A worksheet contains data as shown below:
Write the formula to be entered in cell A6 to display the sum of values above 60.
Date posted: September 30, 2019. Answers (1)
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While purchasing computers for his school, the Principal of Matopeni High school preferred a 6 months warranty option other than that of 1 year from the selling company.
List two factors that might have led him to do so.
Date posted: September 30, 2019. Answers (1)
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Based on this statement, explain the following languages.
(a) Machine Language
(b) High level language(Solved)
Choice of a programming language is very important during computer systems development
Based on this statement, explain the following languages.
(a) Machine Language
(b) High level language
Date posted: September 30, 2019. Answers (1)
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State under which category of keyboard keys the following keys would fall.
Date posted: September 30, 2019. Answers (1)
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Giving an example, name three categories of post secondary institutions where one can advance computer skills after sitting for K.C S .E.
Date posted: September 30, 2019. Answers (1)
- The formula = $B2 + C$4 is entered in cell C5 and then copied to DI0, Write down the formula as it appears in the...(Solved)
The formula = $B2 + C$4 is entered in cell C5 and then copied to DI0, Write down the formula as it appears in the destination cell.
Date posted: September 30, 2019. Answers (1)
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Name any two advantages of solid-state memories over other storage media.
Date posted: September 30, 2019. Answers (1)
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i) Computer Engineer
ii) Software Engineers
iii) Computer technician(Solved)
Describe the following careers in the computing field.
i) Computer Engineer
ii) Software Engineers
iii) Computer technician
Date posted: September 30, 2019. Answers (1)
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Explain any two factors that should be considered during output design.
Date posted: September 30, 2019. Answers (1)
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(i) Computer vision syndrome.
(ii) Repetitive strain injury.(Solved)
State any two symptoms of the following computer work-related disorders and two methods of prevention.
(i) Computer vision syndrome.
(ii) Repetitive strain injury.
Date posted: September 30, 2019. Answers (1)
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Identify three advantages of using modular programming in system development.
Date posted: September 30, 2019. Answers (1)
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Nakuru car rental firm leases its cars for Ksh 5000.00 per day. The managers give a discount based on the number of days that the car is rented. If the rental period is greater than 12 days then a 20% discount is given.
(i) Write a pseudo-code to accept a car number and the rental period, and calculate the total amount earned by the company when a car is leased.
(ii) Use a flowchart to represent the above pseudo-code.
Date posted: September 30, 2019. Answers (1)
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Name and explain the function of the following key symbols.
Date posted: September 27, 2019. Answers (1)
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i) A user guide would be written
ii) A programmer dry-run the code.
iii) System charts would be drawn
iv)...(Solved)
Name the stage of program development cycle when:
i) A user guide would be written
ii) A programmer dry-run the code.
iii) System charts would be drawn
iv) Staff training is done.
Date posted: September 27, 2019. Answers (1)
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What is the difference between looping and selection?
Date posted: September 27, 2019. Answers (1)
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List four fields which would be expected in a database file of information about students in a school.
Date posted: September 27, 2019. Answers (1)
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Highlight two types of job opportunities available in the field of computer hardware
Date posted: September 27, 2019. Answers (1)