- An expert system is an intelligent computer system which uses knowledge and interface
procedures to solve problems that are difficult enough to require significant human
experts for their solution.
- It is a computer-based system that simulates the human thought process or reasoning to
solve problems which require human expertise. It enables non-experts in a given filed to
achieve comparable results to human experts in that field.
- In this context, the expert system will help in solving time in repairs and reduce cost drastically
which would have incurred on the repair engineers
gregorymasila answered the question on November 27, 2017 at 13:16
- Discuss the changes that would take place if the expert system was implemented in terms of position, status; tasks and responsibilities of engineers at the...(Solved)
Discuss the changes that would take place if the expert system was implemented in
terms of position, status; tasks and responsibilities of engineers at the company‘s
repair centre and in the field.
Date posted: November 27, 2017. Answers (1)
- You have been appointed the internal auditor of a bank. The bank has several computerized systems networked in a distributed network system. There is need...(Solved)
You have been appointed the internal auditor of a bank. The bank has several computerized
systems networked in a distributed network system. There is need to review the various
controls existing within the systems.
(a) Outline six main areas that the review should cover.
Date posted: November 27, 2017. Answers (1)
- Explain why you may have some difficulties in auditing distributed systems.(Solved)
Explain why you may have some difficulties in auditing distributed systems.
Date posted: November 27, 2017. Answers (1)
- Describe how you would carry out your audit procedures using the following computer assisted audit techniques (CAATs):(i) Parallel simulation (ii) Embedded Audit Module(Solved)
Describe how you would carry out your audit procedures using the following
computer assisted audit techniques (CAATs):
(i) Parallel simulation
(ii) Embedded Audit Module
Date posted: November 27, 2017. Answers (1)
- The firm you work for is in the process of designing a customer database in order to improve its debts management. Name any eight important customer...(Solved)
The firm you work for is in the process of designing a customer database in order to improve its debts management.
Name any eight important customer details that would constitute this database system.
Date posted: November 27, 2017. Answers (1)
- Locating computer hardware, software and information communication staff in one area realizes a number of benefits to an organization. Required:Explain the nature of the following advantages:(Solved)
Locating computer hardware, software and information communication staff in one area realizes a number of benefits to an organization.
Required:
Explain the nature of the following advantages:
Date posted: November 27, 2017. Answers (1)
- Explain the role of senior management during systems implementation(Solved)
Explain the role of senior management during systems implementation.
Date posted: November 27, 2017. Answers (1)
- The term computer describes a device made up of a combination of electronic and electro-mechanical components. By itself, a computer has no intelligence and is...(Solved)
The term computer describes a device made up of a combination of electronic and electro-mechanical components. By itself, a computer has no intelligence and is referred to as hardware which means simply the physical equipment. Tile hardware cannot be used, until it is connected to other elements,
all of which constitute the six parts-of a computer-based information system.
Required:
Describe the six components of a computer-based information system.
Date posted: November 27, 2017. Answers (1)
- Any communication network, such as a telephone system, can be connected to others. This is an example of connectivity, the ability to connect computers, telephones...(Solved)
Any communication network, such as a telephone system, can be connected to others. This is an example of connectivity, the ability to connect computers, telephones and other devices to other computers, other devices and sources of information. It is this connectivity that is the foundation of Information Age.
Connectivity has also made many activities possible.
Required:
Explain any four activities that have become possible because of connectivity.
Date posted: November 27, 2017. Answers (1)
- In a file set up or development process, the file‘s structure is defined and its contents identified. The four characteristics considered in defining the structure...(Solved)
In a file set up or development process, the file‘s structure is defined and its contents identified. The four characteristics considered in defining the structure and identifying the contents in a file set up or development process are; volatility, activity, size and growth.
Required:
(i) Using the example of a payroll file, explain the terms; volatility, activity, size and growth.
(ii) Explain how each of the characteristics in (i) above may influence decisions to do with a file structure design and in planning whether the mode of access should be sequential, indexed sequential or random.
Date posted: November 27, 2017. Answers (1)
- Organizations use different options of human computer interfaces such as GUI, command driven or special interfaces. Define GUI and state its advantages.(Solved)
Organizations use different options of human computer interfaces such as GUI, command driven or special interfaces. Define GUI and state its advantages.
Date posted: November 27, 2017. Answers (1)
- Witu Ltd., a motor vehicle spare parts dealer, has its head office in Nairobi. The company
has eight branches in Kenya, two in Uganda and...(Solved)
Witu Ltd., a motor vehicle spare parts dealer, has its head office in Nairobi. The company
has eight branches in Kenya, two in Uganda and one in Rwanda. To enable the branches
share data and other resources, the company has a large database that is replicated in the
computers located in the branches. These computers are interconnected through data
communication networks. The database is centrally administered from Nairobi but the
branches have flexibility and may customize the database to meet their needs.
State the type of database used by Witu Ltd. (2 marks)
Date posted: November 27, 2017. Answers (1)
- Witu Ltd., a motor vehicle spare parts dealer, has its head office in Nairobi. The company has eight branches in Kenya, two in Uganda and...(Solved)
Witu Ltd., a motor vehicle spare parts dealer, has its head office in Nairobi. The company has eight branches in Kenya, two in Uganda and one in Rwanda. To enable the branches share data and other resources, the company has a large database that is replicated in the computers located in the branches. These computers are interconnected through data communication networks. The database is centrally administered from Nairobi but the branches have flexibility and may customize the database to meet their needs.
(i)State and briefly explain advantages and disadvantages of the database used by
Witu Ltd.
(ii)Explain the business reasons that may have encouraged Witu Ltd. to use this
database.
Date posted: November 27, 2017. Answers (1)
- Explain how the following systems development tools or techniques can assist a systems developer to reduce an application‘s development period and costs.(i) Fourth generation languages (4GLs)....(Solved)
Explain how the following systems development tools or techniques can assist a
systems developer to reduce an application‘s development period and costs.
(i) Fourth generation languages (4GLs).
(ii) Prototyping
(iii) Computer aided software engineering (CASE) tools.
Date posted: November 27, 2017. Answers (1)
- (i) Using the general systems theory, indicate whether this is an open loop or closed loop control system.(ii) Explain the importance of open loop...(Solved)
(i) Using the general systems theory, indicate whether this is an open loop or closed loop control system.
(ii) Explain the importance of open loop and closed loop control concepts in the context of a business system.
Date posted: November 27, 2017. Answers (1)
- Explain three major benefits of mobile banking (M-banking)(Solved)
Explain three major benefits of mobile banking (M-banking).
Date posted: November 27, 2017. Answers (1)
- Explain the importance of artificial intelligence (AI) to a developing country(Solved)
Explain the importance of artificial intelligence (AI) to a developing country.
Date posted: November 27, 2017. Answers (1)
- Outline any two anomalies that are associated with redundant data.(Solved)
Outline any two anomalies that are associated with redundant data.
Date posted: November 27, 2017. Answers (1)
- Most computers in use today have open architecture which enables users to open them easily and install new devices. The need to buy new computers...(Solved)
Most computers in use today have open architecture which enables users to open them easily and install new devices. The need to buy new computers is reduced since the existing capability may be enhanced using expansion slots on the computer motherboard to plug in expansion cards.
Required:
Describe any three types of expansion cards.
Date posted: November 27, 2017. Answers (1)
- List four scanning devices and explain how a scanning device works(Solved)
List four scanning devices and explain how a scanning device works. (8 marks)
Date posted: November 27, 2017. Answers (1)