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a) Controls that need to be installed:
o Use of appropriate input documents.
o Use of turn-around documents.
o Use of qualified data entry clerks.
o Having computer supervision within the organization.
o Rejection of transactions with errors.
o Use of double-entry/repeated entry method.
b) Methods that would be used for fact finding:
1. Use of questionnaires
A questionnaire is a special document that allows the analyst to ask a number of
standard questions set to be asked to a large number of people in order to gather
information from them.
2.Interviewing
This is a direct face-to-face conversation between a system analyst (interviewer) and
users (interviewees).
3.Observation
This requires the analyst to participate in performing some activities carried out by the
user. He may choose to watch them as they perform their activities and gather the
intended facts.
4.Record inspection/document review
This method involves perusing through literature documents to gain a better
understanding about the existing system e.g. sales orders, job description, etc
5.Sampling
This is the systematic selection of representative elements of a population.
c) (i) Electronic Funds Transfer (EFT).
(ii) Electronic funds transfer point of sale system (EFTPOS).
(iii) Electronic funds transfer point of sale system (EFTPOS).
d)A systems programmer is one who codes the software in an information system. He
performs the following roles
o Encodes the procedures detailed by the analyst in a language suitable for the
specified computer.
o Liases very closely with the analyst and the user to ensure logical correctness of
programs.
o Tests the program to see whether it solves the problems it was intended to solve.
gregorymasila answered the question on February 15, 2018 at 16:05
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