COMPUTER STUDIES QUESTIONS WITH ANSWERS
State two application areas of real time systems.
0 Comments
State the importance of considering the following factors when acquiring a software; warranty;and portability.
(a) Warranty: If a software has a problem then it can be replaced.
If not working can be returned for repair. (b) Portability: To ascertain the compatibility with other systems. State three ways in which barcode readers may be used in schools. (3 marks)
Ways in which barcode readers can be used in a school.
State three measures that should be put in place in a computer laboratory to safeguard Users’ health. (3 marks)
Measures to be put in place in the laboratory to safeguard user health.
State the purpose of each of the following in database design.(a) input mask
(b) default value
Pesa Mingi company has offices in Nairobi and Kampala connected in a network. The management is convinced that someone is illegally gaining access to the data in their computers. State three ways in which the company can overcome this problem.
Computer network technicians prefer to use command line based operating system when configuring networks. State three reasons for the preference. (3 marks)
Reasons for the use of command — line interface OS
State two reasons for the increased use of laptop computers in government offices. (2 marks)
Reasons for the preference for laptops.
A school has acquired a system that imitates human teachers. Students can learn by getting answers from the system which they would normally get from the teacher. Give three advantages of this system.
Advantages:
A water company sends out clerks to read water meters. The data collected by the clerks is then fed into the computer and then all the bills are printed at the same time.(a) State two advantages of this approach.
Advantages:
(b) Name this type of data processing.
Identify three hardware considerations to be made before installing an operating system.
State two measures that can be put in place to control piracy of software.
A secretary saved a document in a computer. After some time, she could not remember the name and the location of the file. State four file details that are assigned a file by the operating system which can assist in tracing the file.Give two causes of such response.
A secretary saved a document in a computer. After some time, she could not remember the name and the location of the file. State four file details that are assigned a file by the operating system which can assist in tracing the file.
The accounts department of a secondary school is using a system that generates invoices that are printed in triplicate using carbon papers.(a) Name one type of printer suitable for this task.
(b) Give a reason for your answer in (a) above
Asha has a hardware shop and lately, she is finding the task of managing daily sales in the shop overwhelming.(a) State a retail system that she should acquire.
(b) State two input devices that are used in retail systems.
(c) Apart from enhancing the speed of operation, state two other benefits that Asha will gain from using such a system.
Give three reasons why primary storage devices are not used for secondary storage.
State four characteristics which make computers better than human beings.
The text in the box below was composed using a word processor. The current cursor position is between the words “is” and “an”.
Describe what happens to the text in the box above when each of the following keyboard keys are pressed.
(a) tab (b) enter (c) home
(a) Tab: Moves the text ahead to the next tab stop or several stops ahead! right) forward.
(b) Enter: Break the line after the word ‘is’ so that the word ‘an’ starts on a new line. Words from “an” forms a new paragraph. (c) Home: Takes the cursor to the beginning of the line. Nothing happens to the text Machine language programs are more difficult to write than high-level language programs. State two reasons for this.
(b) In order to process examination results of students in a school, their names, index numbers and scores in 11 subjects are required. The average score for each student is then determined and a grade assigned. This process is repeated for all 40 students in a class,
Draw a flowchart to: . Read a student’s name, index number and the scores in all the subjects. . Determine the student’s average score. ‘ Assign a grade to the student depending on the average score as follows:
• Repeat the above steps for all the students in the class. (e) Below ¡s a list of program segments in different generations of programming languages. Identify the language for each.
(a) Disadvantages of machine level language It is time consuming to develop
A firm operates an order system that coordinates orders, raw materials and inventory across its three factories. Currently the orders are processed manually at each factory and communicated to the others over the phone. The management intends to computerise their operations. State the first two computer professionals who will be required and their roles.
System analyst roles
Network Engineer roles:
State three ways in which ICT can be used in shipping control.
Describe the following terms as used in mail merging: main document; and data source.(a) main document;
(b) data source.
State two reasons why it is necessary to use standard furniture in a computer laboratory.
Copyright laws are laws granting authors the exclusive privilege to produce, distribute, perform or display their creative works. It is a legal framework for protecting the works such as book publishing, motion-picture production and recording. State two challenges that are posed to these laws by ICT’.
|
Categories
All
Archives
December 2024
|
We Would Love to Have You Visit Soon! |
Hours24 HR Service
|
Telephone0728 450425
|
|
8-4-4 materialsLevels
Subjects
|
cbc materialsE.C.D.E
Lower Primary
Upper Primary
Lower Secondary
Upper Secondary
|
teacher support
Other Blogs
|