COMPUTER STUDIES QUESTIONS WITH ANSWERS
Some of the storage disk available are: zip disks, 3 ½ inch floppy disks, DVDs and 5 ¼ inch floppy disks. Arrange these devices in ascending order of storage capacity.
0 Comments
List four ways of acquiring software in an organization
Jane has noticed the following problems in her computer keyboard
a) Disk is fragmented - Defragment the disk by running the defragment utility. "
b) Virus/bug infection - run the antivirus utility c) Capacity of RAM is small- Increase the size by replacing the existing chip with a higher capacity RAM chip. d) Processor speed is low - Replace processor with a high speed processor. State the functions of the following keys on the computer keyboard; Backspace and Insert (ins)29/12/2020 State the functions of the following keys on the computer keyboard; Backspace and Insert (ins)
Describe the computer booting process.
Describe the following terms with reference to security of data:Â Log files and Firewalls29/12/2020 Distinguish between the following sets of terms as used in spreadsheets. Worksheet and workbook, Filtering and sorting
b) A student’ database comprises of students’ details table and fees received table as shown below:
Students’ details table
i) State the primary key field for each table.
ii) State the field, which should serve as the linking field for the two tables. c) Describe the following terms with respect to computer security: i) Logic bombs ii) Physical security iii) Tapping d) List three functions of antivirus software.
(i) Log files
(i)State the primary key field for each table.
c) Describe the following terms with respect to computer security: i)Logic bombs A computer virus that is activated after a series of event/commands/date ii) Physical security Threats that threaten the physical nature of computer equipment e.g. Fire, Lightening water, building access etc iii) Tapping.
The diagram below shows a formatted plate surface of a storage disk.
Shade and label:
a) one sector b) One block Give one disadvantages of a single processor multi- user system (1mk)
List three disadvantages of using traditional file management method (3mks)
State two ways in which a computer may be used in efficient running of a hospital (2mks)
The Formula = k20 + p $18 was typed in cell L21 and then copied to cell M24 of a spreadsheet. Write the formula as it appears in cell M24 (2mks)
State any three activities that occur in a program compilation process (3mks)
State two types of documentation in program development and give the purpose of each (4mks)
State three data representation codes used in computersASCIIAmerican Standard Coded for information interchange BCDBinary coded Decimal EBCDICExtended Binary Coded Decimal interchange Code ​Explain how each of the following would affect the suitability of a room for use as a computer room. (2mks)(a) Burglar proofed doorenhances the security system as it prevents Unauthorized users from entering (b) Availability of taps and sinks in the roomCould be detrimental since water can cause damage to computer equipment Related SearchesDescribe the purpose of each of the following computer functional units(a) ControlEssentially governs all the computer activities and monitors the execution of programs. (b) StorageTo holds internally before and after processing. Divided into two i.e. primary and secondary Primary holds data and information being handled by the CPU. Secondary stores data and information in a more permanent form List two methods of gathering information during system development process.
Distinguish between margins and borders as used in word processing
List two arithmetic operations that can be performed on a row of numeric data in a word processing table.In each case of (a) above, write the expression used.Explain the following graphic terms: Rotate and Crop
State two application areas of a desktop publishing software.
Explain two ways in which ICT can enhance commerce.
Differentiate between COM ports and LPT ports
What is an Internet Service Provider?
b) An employee in a business company is charged with the responsibility of putting the company advertisements on the Internet.
ANSWERS
(a) What is an internet service provider?
A company that provides internet services. Connects users to the internet (b) 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 Web administrator, web designer (ii) Give an example of software used by this employee to carry out the above task HTML, Dream weaver, MS Front Page |
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
|