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Advantages
- control of data redundancy
- Promotes data consistency
- There is sharing of data
- Improved security
- Increased concurrency
Disadvantages
- Complexity
- Extra cost of hardware and software
Kavungya answered the question on June 25, 2019 at 06:55
- The roots of the equation ax2 +bx + c= 0 are by the formula
a) Draw a flowchart to compute the roots of the equation.
b) Using...(Solved)
The roots of the equation ax2 +bx + c= 0 are by the formula
a) Draw a flowchart to compute the roots of the equation.
b) Using the flow-chart write a program that will compute the roots and
if b2 – 4ac is negative, the program should display the message
“NEGATIVE
Date posted: June 25, 2019. Answers (1)
- Give any two types of data entries that may be input into a worksheet cell.(Solved)
Give any two types of data entries that may be input into a worksheet cell.
Date posted: June 25, 2019. Answers (1)
- As regards to communication within a computer network, what do you
understand by the following terms:
i) Point –to-point
ii) Broadcast(Solved)
As regards to communication within a computer network, what do you
understand by the following terms:
i) Point –to-point
ii) Broadcast
Date posted: June 25, 2019. Answers (1)
- Name any two types of graphs that are supported by spreadsheets.(Solved)
Name any two types of graphs that are supported by spreadsheets.
Date posted: June 25, 2019. Answers (1)
- Worksheet cells are referenced using the column letter and row number e.g.
D2 is cell in column D and row 2.
Use the sample worksheet provided to...(Solved)
Worksheet cells are referenced using the column letter and row number e.g.
D2 is cell in column D and row 2.
Use the sample worksheet provided to answer the questions below
a) Write down the data type that is stored in cell C5
b) What cell contains the data items representing transport for the
month of February?
c) Write down the formula that may be used to compute the total in cell
f6.
Date posted: June 25, 2019. Answers (1)
- Give two types of storage devices used in a computer giving an example of each.(Solved)
Give two types of storage devices used in a computer giving an example of each.
Date posted: June 25, 2019. Answers (1)
- State one advantage and one disadvantage of a laser printer(Solved)
State one advantage and one disadvantage of a laser printer
Date posted: June 25, 2019. Answers (1)
- What is a distributed system?(Solved)
What is a distributed system?
Date posted: June 25, 2019. Answers (1)
- State two operational methods of an organization ensuring of data.(Solved)
State two operational methods of an organization ensuring of data.
Date posted: June 25, 2019. Answers (1)
- Explain the difference between the printing of multiple copies and the
printing of multiple pages(Solved)
Explain the difference between the printing of multiple copies and the
printing of multiple pages
Date posted: June 25, 2019. Answers (1)
- A spreadsheet has the following entries:
Provide a formula for cell C% that can be copied onto cell D5 and the reange C6..
D10 to give a...(Solved)
A spreadsheet has the following entries:
Provide a formula for cell C% that can be copied onto cell D5 and the reange C6..
D10 to give a uniform increase of 10% of the previous year’s value for each item.
Date posted: June 25, 2019. Answers (1)
- Briefly explain the following terms:
i) Cell
ii) Range
iii) Label
iv) Value
v) function(Solved)
Briefly explain the following terms:
i) Cell
ii) Range
iii) Label
iv) Value
v) function
Date posted: June 25, 2019. Answers (1)
- Students sat for a test in computer studies. The table below gives the marks obtained
and the number of students obtaining the marks.
Write a program in...(Solved)
Students sat for a test in computer studies. The table below gives the marks obtained
and the number of students obtaining the marks.
Write a program in a structured high level language to calculate the mean of the result.
The formula for the mean is given in the table below.
Date posted: June 25, 2019. Answers (1)
- For each of the following file organization methods, state an appropriate storage
medium.
a) Serial
b) Random
(Solved)
For each of the following file organization methods, state an appropriate storage
medium.
a) Serial
b) Random
Date posted: June 25, 2019. Answers (1)
- In which memory would the monitor program would be stored?(Solved)
In which memory would the monitor program would be stored?
Date posted: June 25, 2019. Answers (1)
- State a situation where real time processing would be appropriate.(Solved)
State a situation where real time processing would be appropriate.
Date posted: June 25, 2019. Answers (1)
- State any two components of a local area network(Solved)
State any two components of a local area network
Date posted: June 25, 2019. Answers (1)
- Explain the meaning of BACKUP.(Solved)
Explain the meaning of BACKUP.
Date posted: June 25, 2019. Answers (1)
- Using a program flowchart explain the “WHILE …Do” interaction construction.(Solved)
Using a program flowchart explain the “WHILE …Do” interaction construction.
Date posted: June 25, 2019. Answers (1)
- Differentiate between a device and a device driver. (Solved)
Differentiate between a device and a device driver.
Date posted: June 15, 2019. Answers (1)