It is a situation in an OS when a particular task holds a needed resource and refuses to release it for use by other tasks
Kavungya answered the question on April 16, 2019 at 17:42
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State two advantages of command line interface
(Solved)
State two advantages of command line interface
Date posted:
April 16, 2019
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What is an interrupt?
(Solved)
What is an interrupt?
Date posted:
April 16, 2019
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Give two advantages of the higher number of pixels per square centimeter.
(Solved)
Give two advantages of the higher number of pixels per square centimeter.
Date posted:
April 16, 2019
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Answers (1)
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A double – sided disk contains 40 tracks on each side. The tracks are divided into 9 sectors of 512 bytes each. What is the...
(Solved)
A double – sided disk contains 40 tracks on each side. The tracks are divided into 9 sectors of 512 bytes each. What is the total capacity of the disk in megabytes?
Date posted:
April 16, 2019
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Answers (1)
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Calculate the capacity in MB of a two sided floppy disk with 6 sectors per surface, and 512 bytes per sectors
(Solved)
Calculate the capacity in MB of a two sided floppy disk with 6 sectors per surface, and 512 bytes per sectors
Date posted:
April 16, 2019
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Answers (1)
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Describe the structure of a hard disk in reference to cylinders, tracks and sectors
(Solved)
Describe the structure of a hard disk in reference to cylinders, tracks and sectors
Date posted:
April 16, 2019
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Answers (1)
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Give three disadvantages of floppy disks as storage devices
(Solved)
Give three disadvantages of floppy disks as storage devices
Date posted:
April 16, 2019
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Name any two data capture techniques that make use of turnaround documents.
(Solved)
Name any two data capture techniques that make use of turnaround documents.
Date posted:
April 16, 2019
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Answers (1)
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Name two examples of scanning (data capture) devices used at point of scale terminals in supermarkets
(Solved)
Name two examples of scanning (data capture) devices used at point of scale terminals in supermarkets
Date posted:
April 16, 2019
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Answers (1)
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Outline any two advantages of a light pen as an input device.
(Solved)
Outline any two advantages of a light pen as an input device.
Date posted:
April 16, 2019
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Answers (1)
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State two advantages of using a mouse instead of a keyboard.
(Solved)
State two advantages of using a mouse instead of a keyboard.
Date posted:
April 16, 2019
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List the Problems faced while collecting data.
(Solved)
List the Problems faced while collecting data.
Date posted:
April 16, 2019
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Answers (1)
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Mutson Chemist is based on the Basic and additional benefits. Employees with more than 10 year’s experience get an additional pay of 10% of their...
(Solved)
Mutson Chemist is based on the Basic and additional benefits. Employees with more than 10 year’s experience get an additional pay of 10% of their basic salary. Bonuses are given as per employees’ sales of the month as:
>200,000 15%
100,000 – 200,000 10%
Below 100,000 5%
Draw a flowchart for the program that will calculate Gross salary and output each employee’s Basic salary, gross salary and all benefits.
Date posted:
April 16, 2019
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Answers (1)
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Mwalimu savings society (MSS) Pays 5% interest on shares exceeding 100,000 shillings and 3% on shares that do not meet this target. However, no interest...
(Solved)
Mwalimu savings society (MSS) Pays 5% interest on shares exceeding 100,000 shillings and 3% on shares that do not meet this target. However, no interest is paid on deposits in the member’s MSS bank account
a) Design a pseudo code for a program that would:
i) Prompt the user for shares and deposit of particular members
ii) Calculate the interest and total savings
iii) Display the interest and total savings on the screen for particular members of the society.
b) Draw a flowchart for the above pseudo code.
Date posted:
April 16, 2019
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Answers (1)
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Michael deposits 1,000 in a bank at an interest rat of 10% per year. At the end of each year, the interest earned is added...
(Solved)
Michael deposits 1,000 in a bank at an interest rat of 10% per year. At the end of each year, the interest earned is added to the amount on deposit and this becomes the new deposit for the next year.
Develop a pseudo code to determine the year in which the amount accumulated first exceeds 2,000. Also for each year, print the year (starting from 1), the deposit, the Interest earned, and the total accumulated at the end of the year.
Date posted:
April 16, 2019
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Answers (1)
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Write a pseudo code that reads temperature for each day in a week, in degree Celsius, converts the Celsius into Fahrenheit and then calculate the...
(Solved)
Write a pseudo code that reads temperature for each day in a week, in degree Celsius, converts the Celsius into Fahrenheit and then calculate the average weekly temperatures. The program should output the calculated average in degrees Fahrenheit.
Date posted:
April 16, 2019
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Answers (1)
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Draw a flowchart for a program that is to prompt for N numbers, accumulate the sum and them find the average. The output is the...
(Solved)
Draw a flowchart for a program that is to prompt for N numbers, accumulate the sum and them find the average. The output is the accumulated totals and the average.
Date posted:
April 16, 2019
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Answers (1)
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With aid of a pseudo code, design an algorithm that would:
- Prompt the user to enter two number X and Y
- Divide X by Y....
(Solved)
With aid of a pseudo code, design an algorithm that would:
- Prompt the user to enter two number X and Y
- Divide X by Y. However, if the value of Y is 0, the program should display an error message “Error: Division by zero”.
Date posted:
April 16, 2019
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Answers (1)
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Draw a simple flowchart diagram showing:
IF….THEN…. selection
(Solved)
Draw a simple flowchart diagram showing:
IF….THEN…. selection
Date posted:
April 16, 2019
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Answers (1)
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Define the term ARRAY as used in computer programming.
(Solved)
Define the term ARRAY as used in computer programming.
Date posted:
April 16, 2019
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Answers (1)