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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