Get premium membership and access questions with answers, video lessons as well as revision papers.
Major health related problems that may result from intensive computer use and products
available to improve the working conditions of personnel using computers.
1. Loss of eye sight due to eye strain
Intensive computer use could lead to strained eyes due to the light from the visual display unit. This light could eventually lead to loss of sight by users.
2. trained back due to inappropriate posture while using a computer. Intensive computer use especially long sessions of computer use in an uncomfortable situation could lead to damage to the user‘s backbone leading to bad posture.
3. Brain damage
Brain damage can result from extensive use of computer systems especially where those systems contain remote connections meaning that there is radiation which could spoil the user body systems.
Products which are available to improve the working conditions of computer users include.
1. Tinted screens able to protect users from direct light from the visual display unit.
2. Specially designed furniture which are designed to improve user‘s comfort when computing.
3. Anti-radiation devices using to protect users from being affected by radiation.
Wilfykil answered the question on March 1, 2019 at 09:09
- Electronic Commerce (e-commerce) is an emerging concept that describes the buying and selling of products, services and information via the computer networks including the internet.
Required:
a)...(Solved)
Electronic Commerce (e-commerce) is an emerging concept that describes the buying and selling of products, services and information via the computer networks including the internet.
Required:
a) Brief explanation of the following concepts as relates to e-commerce:
i) Electronic market.
ii) Electronic purse.
iii) Cyber banking.
iv) Cyber mall.
Date posted: March 1, 2019. Answers (1)
- What is the purpose of programming standards?(Solved)
What is the purpose of programming standards?
Date posted: March 1, 2019. Answers (1)
- A company is to produce a suite of programs to provide a payroll analysis system. The raw data
for the program input is as follows:
- Pay...(Solved)
A company is to produce a suite of programs to provide a payroll analysis system. The raw data
for the program input is as follows:
- Pay rate
- Hours worked
The logics of how to compute tax and NHIF are shown below.
Date posted: March 1, 2019. Answers (1)
- Organisation information systems are categorised under:
i) Transaction Processing System (TPS)
ii) Management Information Systems (MIS)
iii) Decision Support System (DSS)
iv) Executive Information System (EIS)
v) Expert Systems (ES)(Solved)
Organisation information systems are categorised under:
i) Transaction Processing System (TPS)
ii) Management Information Systems (MIS)
iii) Decision Support System (DSS)
iv) Executive Information System (EIS)
v) Expert Systems (ES)
Required:
Suggest one application of each of the systems types listed above for each of the following functional areas of business:
- Sales and marketing.
- Finance
Date posted: March 1, 2019. Answers (1)
- Explain meaning of the term Electronic Commerce (E-Commerce).(Solved)
Explain meaning of the term Electronic Commerce (E-Commerce).
Date posted: March 1, 2019. Answers (1)
- During the design stage of a new information system, the following issues are addressed:
- User interface.
- Data.
- Process.(Solved)
During the design stage of a new information system, the following issues are addressed:
- User interface.
- Data.
- Process.
Required:
Discuss the composition of design document under the above three elements.
Date posted: March 1, 2019. Answers (1)
- Develop a network diagram and determine the critical path from the following project development schedule.(Solved)
Develop a network diagram and determine the critical path from the following project development schedule.
Date posted: March 1, 2019. Answers (1)
- Explain the term 'critical path as used in project management.(Solved)
Explain the term 'critical path as used in project management.
Date posted: March 1, 2019. Answers (1)
- Structured walk-through addresses some areas of interest in a new program under programming productivity. Explain?(Solved)
Structured walk-through addresses some areas of interest in a new program under programming productivity. Explain?
Date posted: March 1, 2019. Answers (1)
- Explain how the use of Computer Aided Software Engineering (CASE) improves programming productivity.(Solved)
Explain how the use of Computer Aided Software Engineering (CASE) improves programming productivity.
Date posted: March 1, 2019. Answers (1)
- In a sequential narrative, name and describe the main stages in the program development life cycle.(Solved)
In a sequential narrative, name and describe the main stages in the program development life cycle.
Date posted: March 1, 2019. Answers (1)
- The recent desire for closer user participation in new systems development and distribution systems in operations have created more impetus for end user computing technologies.(Solved)
The recent desire for closer user participation in new systems development and distribution systems in operations have created more impetus for end user computing technologies.
Required:
a) Define the term "end user computing'.
b) Identity six risks associated with end user computing.
c) Explain the role of the following in promoting end user computing
(i) Information resource centers.
(ii) Object oriented programming.
Date posted: March 1, 2019. Answers (1)
- The rapid technological revolutions in both computer and management systems have brought in new dimensions in business process engineering and re-engineering.(Solved)
The rapid technological revolutions in both computer and management systems have brought in new dimensions in business process engineering and re-engineering.
Required:
(a) Explain the two terms "process engineering and re-engineering".
(b) Explain the use and application of the following:
(i) Telecommuting.
(ii) Electric data interchange.
(iii) Computer conferencing.
Date posted: March 1, 2019. Answers (1)
- Tactical management level may require the use of Decision Support Systems (DSS) for semi -structured decisions and data modelling.(Solved)
Tactical management level may require the use of Decision Support Systems (DSS) for semi -structured decisions and data modelling.
Required:
(a)Describe four functional characteristics of Decision Support Systems (DSS).
(b)Name four types of accounting information systems which DSS may address.
(c) Explain the term "prototype" and describe the main steps involved in its development.
Date posted: March 1, 2019. Answers (1)
- New information systems quite often play a major role in the support of planning objectives of an organisation. Management participation is required for better evaluation...(Solved)
New information systems quite often play a major role in the support of planning objectives of an organisation. Management participation is required for better evaluation and control of new systems
Required:
(a) Identify and explain three forms of competitive strategies which information technology would address.
(b) Name three tangible and intangible benefits associated with new information systems.
(c) List five ethical and societal dimensions to the development and use of information technology
Date posted: March 1, 2019. Answers (1)