Circumstances:
1.Common systems development methodology being used e.g. Structured
SystemsAnalysis and Design Methodology (SSADM), Rapid Application Development
(RAD) CASE tools ensure that all standards related to a given methodology are adhered to
thus guaranteeing software quality.
2.Group working
CASE tools organize and correlate group design components and provide rapid access to
them via a design repository.
3.Complex graphic features required in the system
CASE tools provide facilities for generating complex screen designs and implementing the
designs through code.
4.System composed of many program modules
CASE tools automate code generation thus reducing systems development time.
5.High degree of systems reliability a must
CASE tools provide facilities for rigorous testing thus guaranteeing high systems reliability.
6.Systems analysis and design is tedious and error prone
CASE tools automate the tedious and error prone portions of systems analysis and design
thus reducing the time spent on systems analysis and design and hence the overall systems
development time is reduced.
gregorymasila answered the question on November 22, 2017 at 15:36
-
Information technology and business environments are rapidly changing such that systems must also keep on evolving in order to keep pace with changes in the...
(Solved)
Information technology and business environments are rapidly changing such that
systems must also keep on evolving in order to keep pace with changes in the
environment.
In an attempt to upgrade an organisation's system, state the individual members of staff
and their corresponding tasks who would be involved with the change.
Date posted:
November 22, 2017
.
Answers (1)
-
Outline the main reasons why information technology is viewed as a strategic resource in business organisations
(Solved)
Outline the main reasons why information technology is viewed as a strategic resource in business organisations.
Date posted:
November 22, 2017
.
Answers (1)
-
List four problems encountered when using standard files for data processing systems.
(Solved)
List four problems encountered when using standard files for data processing systems.
Date posted:
November 22, 2017
.
Answers (1)
-
List and discuss two issues that arc likely to cause system failure in each of the following stages of a system development life cycle
(Solved)
List and discuss two issues that arc likely to cause system failure in each of the
following stages of a system development life cycle:
(i) Testing.
(ii) Project definition.
(iii) Design.
(iv) Requirement analysis.
Date posted:
November 22, 2017
.
Answers (1)
-
A clear statement of information needs is fundamental for good system design. Explain the factors that may contribute or influence management information needs.
(Solved)
A clear statement of information needs is fundamental for good system design.
Explain the factors that may contribute or influence management information needs.
Date posted:
November 22, 2017
.
Answers (1)
-
You are a manager in one of the leading accounting firms in the country. You have been registered as a network user on the company's...
(Solved)
You are a manager in one of the leading accounting firms in the country. You have
been registered as a network user on the company's local area network (LAN) which
enable you to send memos by electronic mail. You are however concerned about the
security of the LAN.
Required:
(i) Explain four administrative controls that should be implemented to guarantee
the network security. (6 marks)
(ii) Describe two methods or techniques used to secure the electronic mail
messages being transmitted through the network.
(iii) Explain three policy issues that should be put in place to reduce virus-rom
attacking your network.
Date posted:
November 22, 2017
.
Answers (1)
-
On coming back from a fact finding mission about a company in need of automating its sales department, your supervisor hands over a report to...
(Solved)
On coming back from a fact finding mission about a company in need of automating its sales department, your supervisor hands over a report to you for analysis. Since you are on internship in the Firm, you are only required to comment your ideas for consideration before they can be approved for implementation.
Required:
(i) Explain what is meant by systems analysis.
(ii) Outline four main objectives of systems analysis.
(iii) State some of the personnel who work in the information systems and their
tasks in the analysis phase
Date posted:
November 22, 2017
.
Answers (1)
-
What are the advantages of using a data transmission communications network?
(Solved)
What are the advantages of using a data transmission communications network?
Date posted:
November 21, 2017
.
Answers (1)
-
Outline factors to be considered while selecting data transmission system.
(Solved)
Outline factors to be considered while selecting data transmission system.
Date posted:
November 21, 2017
.
Answers (1)
-
Outline the advantages and disadvantages of computer output on microfilm(COM)
(Solved)
Outline the advantages and disadvantages of computer output on microfilm(COM)
Date posted:
November 21, 2017
.
Answers (1)
-
State the types of high speed printers.
(Solved)
State the types of high speed printers.
Date posted:
November 21, 2017
.
Answers (1)
-
State the types of low speed printers.
(Solved)
State the types of low speed printers.
Date posted:
November 21, 2017
.
Answers (1)
-
State and explain characteristics a good code in computer system.
(Solved)
State and explain characteristics a good code in computer system.
Date posted:
November 21, 2017
.
Answers (1)
-
State and explain factors to consider when selecting an input device/facility for a computer system.
(Solved)
State and explain factors to consider when selecting an input facility for a computer system.
Date posted:
November 21, 2017
.
Answers (1)
-
State examples of input devices.
(Solved)
State examples of input devices.
Date posted:
November 21, 2017
.
Answers (1)
-
Outline the advantages of Optical Character Reader.
(Solved)
Outline the advantages of Optical Character Reader.
Date posted:
November 21, 2017
.
Answers (1)
-
Name and explain three tasks that the systems analyst would undertake in the design phase of information systems development process.
(Solved)
Name and explain three tasks that the systems analyst would undertake in the design
phase of information systems development process.
Date posted:
November 21, 2017
.
Answers (1)
-
Explain why Local Area Networks (LANs) have been successful in improving the flow of data and information in organisations
(Solved)
Explain why Local Area Networks (LANs) have been successful in improving the flow of data and information in organisations.
Date posted:
November 21, 2017
.
Answers (1)
-
Decision support systems (DSS) help to fulfil management's requirements for computerized information systems by assisting them in complex and unstructured tasks.Required:Describe the relevance and uses...
(Solved)
Decision support systems (DSS) help to fulfill management's requirements for computerized information systems by assisting them in complex and unstructured tasks.
Required:
Describe the relevance and uses of a DSS to management accountants.
Date posted:
November 21, 2017
.
Answers (1)
-
Why do organisations automate reasoning or decision making tasks which human beings are naturally better able to perform than computers?
(Solved)
Why do organisations automate reasoning or decision making tasks which human beings are naturally better able to perform than computers?
Date posted:
November 21, 2017
.
Answers (1)