Get premium membership and access questions with answers, video lessons as well as revision papers.
The role of computer monitors in measuring the success of the system
This can serve as an automated means of system evaluation. They include:
a) Hardware monitors. These measure the presence or absence of electrical signals in
selected computer hardware circuits. They measure idle time or levels of activity in
the CPU or peripherals.
b) Software monitors. These interrupt the application in use a record data about it e.g.
waiting time during program execution.
c) System logs. These provide useful information
on:
?
Unexplained variations in job running times
?
Excessive machine downtime
?
Efficiency of mixed workloads
gregorymasila answered the question on December 17, 2017 at 13:53
- Explain how the following concepts of performance and workload measurements are used is assessing the performance of systems. (i) Response time (ii) Turnaround time (iii) Throughput(Solved)
Explain how the following concepts of performance and workload measurements are used is assessing the performance of systems.
i) Response time
ii) Turnaround time
iii) Throughput
Date posted: December 17, 2017. Answers (1)
- Explain the main types of maintenance that a system may undergo in its lifespan
(Solved)
Explain the main types of maintenance that a system may undergo in its lifespan
Date posted: December 17, 2017. Answers (1)
- State any FOUR rules for system testing(Solved)
State any FOUR rules for system testing.
Date posted: December 17, 2017. Answers (1)
- List any FOUR features that would define quality software being developed(Solved)
List any FOUR features that would define quality software being developed
Date posted: December 17, 2017. Answers (1)
- Outsourcing can be defined as the process of turning partially or fully an organisation‘s
IT services to external entities. Discuss the merits and demerits of outsourcing...(Solved)
Outsourcing can be defined as the process of turning partially or fully an organisation‘s
IT services to external entities. Discuss the merits and demerits of outsourcing the IS
function in an organisation.
Date posted: December 17, 2017. Answers (1)
- Outline the advantages and disadvantages of centralisation and decentralisation of the IS
function(Solved)
Outline the advantages and disadvantages of centralisation and decentralisation of the IS
function
Date posted: December 17, 2017. Answers (1)
- Different organisations have adopted different structures for the IT department.Outline the traditional structure of an IS department and explain the main activities of the key...(Solved)
Different organisations have adopted different structures for the IT department.
Outline the traditional structure of an IS department and explain the main activities of the
key sections.
Date posted: December 17, 2017. Answers (1)
- i) What do you understand by the term Document Image Processing (DIP)? (ii) Identify the main applications of DIP and state three advantages of using...(Solved)
i) What do you understand by the term Document Image Processing (DIP)?
ii) Identify the main applications of DIP and state three advantages of using DIP in information management.
Date posted: December 17, 2017. Answers (1)
- Modern banking environments have greatly benefited from developments in Electronic
Data Interchange (EDI) and electronic funds transfer. Explain EDI and EFT and show
their contribution to...(Solved)
Modern banking environments have greatly benefited from developments in Electronic
Data Interchange (EDI) and electronic funds transfer. Explain EDI and EFT and show
their contribution to better business transactions.
Date posted: December 17, 2017. Answers (1)
- What are the major limitations of manual systems?(Solved)
What are the major limitations of manual systems?
Date posted: December 17, 2017. Answers (1)
- Office automation has revolutionized the office environment empowering the office worker to increase their productivity. (i) Define office automation and show its impact on the business(Solved)
Office automation has revolutionised the office environment empowering the office
worker to increase their productivity.
i) Define office automation and show its impact on the business
ii) Define Desktop Publishing (DTP) and indicate the business applications of the
systems?
Date posted: December 17, 2017. Answers (1)
- Write down the factors to consider when choosing a software of a computer system.(Solved)
Write down the factors to consider when choosing a software of a computer system.
Date posted: December 14, 2017. Answers (1)
- Which is the short cut of saving a document in Microsoft word?(Solved)
Which is the short cut of saving a document in Microsoft word?
Date posted: December 13, 2017. Answers (1)
- Using the mode printing and speed, describe the character, line and page printers(Solved)
Using the mode printing and speed, describe the character, line and page printers.
Date posted: December 6, 2017. Answers (1)
- Highlight the characteristics of hypermedia(Solved)
Highlight the characteristics of hypermedia.
Date posted: December 5, 2017. Answers (1)
- Give the disadvantages of using multimedia(Solved)
Give the disadvantages of using multimedia.
Date posted: December 5, 2017. Answers (1)
- Highlight the advantages of using multimedia(Solved)
Highlight the advantages of using multimedia.
Date posted: December 5, 2017. Answers (1)
- Discuss the uses of computer graphics and multimedia technology in the world today(Solved)
Discuss the uses of computer graphics and multimedia technology in the world today.
Date posted: December 5, 2017. Answers (1)
- Define the term hypertext as used in multimedia technology(Solved)
Define the term hypertext as used in multimedia technology.
Date posted: December 5, 2017. Answers (1)
- Name six complex image enhancement capabilities(Solved)
Name six complex image enhancement capabilities.
Date posted: December 5, 2017. Answers (1)