State the meaning of the term computer software.
Computer software
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![]() List two techniques of acquiring electronic images to be used in a desktop publishing program.10/1/2021 List two techniques of acquiring electronic images to be used in a desktop publishing program.
(ii) Describe two layout guides in a desktop publishing program (DTP) that assist a user to place an object in a preferred position.
(b) Explain three ways of ensuring that data submitted for processing is accurate. (c)An engineering company requires a computer system to design roads and bridges. Explain one suitable choice for: (i) output device; (ii) software.
RESPONSES
(a) (i) Ways of acquiring images in DTP:
(ii) A CAD software because it facilitates in the design of engineering drawings. ![]() List the two categories of system software.
Categories of system software
![]() State three reasons why an organisation may opt to develop its own software in-house rather than buy off-the-shelf software.
![]() Differentiate between hardware and software portability.
(b) State two disadvantages of CD-ROM over magnetic disks.
Disadvantages of CD ROM over magnetic disks
![]() 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. ![]() (a) What is utility software
these are system programs that provide a useful service to the user of the computer by proving facilities for performing tasks of a routine nature
(b) Give four examples of utility software
![]() (a) A company has decided to computerize their operations. They have decided to purchase packages instead of developing their own programs. Give three advantages and two disadvantages of this approach.
Advantages
![]() Define the term Computer Aided Design.
(b) List three advantages of using Computer Aided Design.
![]() What is meant by freeware?
(b) State two ways of acquiring freeware.
![]() A firm intends to purchase new software. List three items that should accompany the software26/12/2020 (a) A firm intends to purchase new software. List three items that should accompany the software (3mks)
![]() Differences between system software and application softwareSystem Software
System software refers to a set of instructions/codes/programs/applications designed to control hardware resources of a computer, performance, communications and manufacturer’s settings.
They also act as an interface between the user of application software and hardware resources. Examples include:
![]() Differentiate between the hardware and software components off a computer giving an example of each21/12/2020 Differentiate between the hardware and software components off a computer giving an example of each
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