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maurice.mutuku answered the question on September 30, 2019 at 05:21
- State any two symptoms of the following computer work-related disorders and two methods of prevention.
(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)
- Identify three advantages of using modular programming in system development.(Solved)
Identify three advantages of using modular programming in system development.
Date posted: September 30, 2019. Answers (1)
- 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...(Solved)
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)
- Name and explain the function of the following key symbols.(Solved)
Name and explain the function of the following key symbols.
Date posted: September 27, 2019. Answers (1)
- 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)...(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)
- What is the difference between looping and selection?(Solved)
What is the difference between looping and selection?
Date posted: September 27, 2019. Answers (1)
- List four fields which would be expected in a database file of information about students in a school.(Solved)
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)
- Highlight two types of job opportunities available in the field of computer hardware(Solved)
Highlight two types of job opportunities available in the field of computer hardware
Date posted: September 27, 2019. Answers (1)
- Name three duties that are carried out by a web administrator.(Solved)
Name three duties that are carried out by a web administrator.
Date posted: September 27, 2019. Answers (1)
- Convert 7.12510 to its binary equivalent.(Solved)
Convert 7.12510 to its binary equivalent.
Date posted: September 27, 2019. Answers (1)
- Explain the following terms as used in fibre optic cables
i) Single mode
ii) Multi-mode(Solved)
Explain the following terms as used in fibre optic cables
i) Single mode
ii) Multi-mode
Date posted: September 27, 2019. Answers (1)
- With an aid of a pseudo code and flow chart, write a computer program that can be used to compare the values of two numbers...(Solved)
With an aid of a pseudo code and flow chart, write a computer program that can be used to compare the values of two numbers and print the largest number.
Date posted: September 27, 2019. Answers (1)
- One stage of system development is system testing. Outline the advantages of this stage before implementation.(Solved)
One stage of system development is system testing. Outline the advantages of this stage before implementation.
Date posted: September 27, 2019. Answers (1)
- The most popular type of electronic data storage currently is magnetic disk storage such as hard disk or Winchester disk. Give reason as to why...(Solved)
The most popular type of electronic data storage currently is magnetic disk storage such as hard disk or Winchester disk. Give reason as to why they are popular.
Date posted: September 27, 2019. Answers (1)
- Explain briefly how Electronic Funds Transfer (EFT) and Electronic Point of Sale (EPOS) is used to facilitate business in Nakumatt supermarkets in Kenya.(Solved)
Explain briefly how Electronic Funds Transfer (EFT) and Electronic Point of Sale (EPOS) is used to facilitate business in Nakumatt supermarkets in Kenya.
Date posted: September 27, 2019. Answers (1)
- In a war torn countries such as Somalia, explosives that get buried under ground requires removal in order to provide safety for the people.(a) Name...(Solved)
In a war torn countries such as Somalia, explosives that get buried under ground requires removal in order to provide safety for the people.
(a) Name a computer controlled device that would be used safely for detecting such explosives
(b) Explain why you recommend the use of such a device in (a) above
Date posted: September 27, 2019. Answers (1)
- A computer operator in your school wanted to print a document but the printer could not print yet the online light is on and the...(Solved)
A computer operator in your school wanted to print a document but the printer could not print yet the online light is on and the printer paper is correctly placed. Give the other possible reasons why the printing process failed.
Date posted: September 27, 2019. Answers (1)
- Draw a diagram to illustrate the following:
(i) USB Port.
(ii) Serial Port.
(iii) Parallel Port.(Solved)
Draw a diagram to illustrate the following:
(a) USB Port.
(b) Serial Port.
(c) Parallel Port.
Date posted: September 27, 2019. Answers (1)
- Generate output for the following pseudo code(Solved)
(a) Generate output for the following pseudo code
(b) Draw a flowchart for the above pseudo code
Date posted: September 27, 2019. Answers (1)
- Using the ones complement, calculate 3110 - 1710 in binary form.(Solved)
Using the ones complement, calculate 3110 - 1710 in binary form.
Date posted: September 27, 2019. Answers (1)