- Accidental insertion/alteration/modification/destruction
- Deliberate insertion/alteration/modification/destruction
- Transfer errors
- Lack of input validations
Kavungya answered the question on June 25, 2019 at 11:29
- Using six bits, find the two's complement of -2310.(Solved)
Using six bits, find the two's complement of -2310.
Date posted: June 25, 2019. Answers (1)
- Some of the storage disks available are: Zip disks, 3 1/2 inch floppy disks, DVDs and 5 1/4 inch floppy disks. Arrange these devices in ascending order...(Solved)
Some of the storage disks available are: Zip disks, 3 1/2 inch floppy disks, DVDs and 5 1/4 inch floppy disks. Arrange these devices in ascending order of storage
capacity.
Date posted: June 25, 2019. Answers (1)
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List four ways of acquiring software in an organization.
Date posted: June 25, 2019. Answers (1)
- Jane has noticed the following problems in her computer:
• It is taking longer time to start up;
• It is often hanging
• Applications are taking longer...(Solved)
Jane has noticed the following problems in her computer:
• It is taking longer time to start up;
• It is often hanging
• Applications are taking longer to load.
State three possible causes of these problems and how they can be solved
Date posted: June 25, 2019. Answers (1)
- Describe the following network services and identify theirapplications.i) Voice mailii) Video conferencing.(Solved)
Describe the following network services and identify their
applications.
i) Voicemail
ii) Video conferencing.
Date posted: June 25, 2019. Answers (1)
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Differentiate between Internet and World Wide Web.
Date posted: June 25, 2019. Answers (1)
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State two ways on how information & communication technology (ICT) can be used to reduce the spread of HIV/ AIDS
Date posted: June 25, 2019. Answers (1)
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State three ways of moving round the page in desktop publishing window
Date posted: June 25, 2019. Answers (1)
- The following is a sample of a payroll. The worksheet row and column headings are marked 1, 2, 3, and A, B, C respectively.
Use the...(Solved)
The following is a sample of a payroll. The worksheet row and column headings are marked 1, 2, 3, and A, B, C respectively.
Use the following expressions to answer the questions that follow
- Basic pay- Hours worked x pay per hour
- Allowances are allowed at 10% of basic pay
- Gross pay- Basic pay + allowances
- Tax deductions are calculated at 20% of gross pay
- Net pay-= gross pay – tax deductions
Write formulae using cell references for the following cells
(i) D2
(ii) E4
(iii) F10
(iv) G7
(v) H5
Date posted: June 25, 2019. Answers (1)
- Draw a flowchart to compare three non- equal numeric values A,B,C and print the largest of the three(Solved)
Draw a flowchart to compare three non- equal numeric values A,B,C and print the largest of the three
Date posted: June 25, 2019. Answers (1)
- List two methods of gathering information during system development process.(Solved)
List two methods of gathering information during system development process.
Date posted: June 25, 2019. Answers (1)
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List two arithmetic operations that can be performed on a row of numeric data in a word processing table
Date posted: June 25, 2019. Answers (1)
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Distinguish between margins and borders as used in word processing
Date posted: June 25, 2019. Answers (1)
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Explain two ways in which ICT can enhance commerce
Date posted: June 25, 2019. Answers (1)
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Differentiate between COM ports and LPT ports.
Date posted: June 25, 2019. Answers (1)
- An employee in a business company is charged with the responsibility of
putting the company advertisement on the internet
(i) State the professional title of the employee
(ii)...(Solved)
An employee in a business company is charged with the responsibility of
putting the company advertisement on the internet
(i) State the professional title of the employee
(ii) Give an example of software used by this employee to carry out the
above task
Date posted: June 25, 2019. Answers (1)
- With the aid of a diagram, explain hierarchical (tree) network topology(Solved)
With the aid of a diagram, explain hierarchical (tree) network topology
Date posted: June 25, 2019. Answers (1)
- Explain what the following DOS commands will do when executed
(i) A: \copy ** B
(ii) C:\ERASE * DOC
(iii) B:\DIR P*.BAT
(iv) A:\>MD EXAMS(Solved)
Explain what the following DOS commands will do when executed
(i) A: \copy ** B
(ii) C:\ERASE * DOC
(iii) B:\DIR P*.BAT
(iv) A:\>MD EXAMS
Date posted: June 25, 2019. Answers (1)
- The following information shows the income and expenditure for
“Bebayote” matatu for five days. The income from Monday to Friday was
Kshs 4,000, 9,000, 10,000, 15,000 and...(Solved)
The following information shows the income and expenditure for
“Bebayote” matatu for five days. The income from Monday to Friday was
Kshs 4,000, 9,000, 10,000, 15,000 and 12,000 respectively while the
expenditure for the same period was Kshs, 2,000, 3,000, 7,000, 5,000 and
6,000 respectively.
(i) Draw a spreadsheet that would contain the information. Indicate the
rows as 1, 2, 3…. And the columns as A, B, C.
(ii) State the expression that would be used to obtain:
I. Monday’s profit
II. Total income
III. Highest expenditure
Date posted: June 25, 2019. Answers (1)
- Consider the linear arrays:
(i) AAA (5:50) -
(ii) BBB (5:10) -
(iii) CCC (18) -
Find the number of elements in each array(Solved)
Consider the linear arrays:
(i) AAA (5:50) -
(ii) BBB (5:10) -
(iii) CCC (18) -
Find the number of elements in each array
Date posted: June 25, 2019. Answers (1)