Get premium membership and access questions with answers, video lessons as well as revision papers.
Mergesort always makes recursive calls to sort subarrays that are about half size of
the original array, resulting in O(n log n) time.
joyce2 answered the question on November 21, 2017 at 14:12
- What is friend function?(Solved)
What is friend function?
Date posted: November 21, 2017. Answers (1)
- Outline the disadvantages of bureaux as a method of possessing a computer.(Solved)
Outline the disadvantages of bureaux as a method of possessing a computer.
Date posted: November 21, 2017. Answers (1)
- The organisation you work for has hired a software engineer to develop a suite of software to manage your payroll application system. As the financial...(Solved)
The organisation you work for has hired a software engineer to develop a suite of
software to manage your payroll application system. As the financial manager, you
are working closely with the software engineer to ensure that the software quality
assurance standards are attained.
Required:
(i) List any four data validation checks that the software engineer should incorporate into
the program.
(ii) Why is it important to test the software before implementing it?
(iii) Suggest two measures that the software engineer must take in order to simplify user
training and support that is fundamental to the success of the information systems
project.
Date posted: November 21, 2017. Answers (1)
- Outline the service factors to consider before procuring a computer.(Solved)
Outline the service factors to consider before procuring a computer.
Date posted: November 21, 2017. Answers (1)
- It is claimed that data required to support strategic planning differs from data required to support operational decisions in terms of the time period referred to...(Solved)
It is claimed that data required to support strategic planning differs from data required to
support operational decisions in terms of the time period referred to and the source or origin of the data.
Required:
Briefly describe how data required to support strategic planning differs from that required to
support operational
decisions in terms of:
(i) Time period referred to.
(ii) The source or origin of the data.
Date posted: November 21, 2017. Answers (1)
- Outline advantages of using bureaux as a way of acquiring a computer.(Solved)
Outline advantages of using bureaux as a way of acquiring a computer.
Date posted: November 21, 2017. Answers (1)
- Outline the disadvantages of leasing a computer.(Solved)
Outline the disadvantages of leasing a computer.
Date posted: November 21, 2017. Answers (1)
- Outline the advantages of leasing a computer.(Solved)
Outline the advantages of leasing a computer.
Date posted: November 21, 2017. Answers (1)
- Outline the disadvantages of renting a computer.(Solved)
Outline the disadvantages of renting a computer.
Date posted: November 21, 2017. Answers (1)
- Outline the advantages of purchasing a computer.(Solved)
Outline the advantages of purchasing a computer.
Date posted: November 21, 2017. Answers (1)
- Outline three functionalities or tools that an automated software development tool requires(Solved)
Outline three functionalities or tools that an automated software development tool requires.
Date posted: November 20, 2017. Answers (1)
- Suggest three types of decisions that electronic point of sale system can support indicating sales information required to support each decision.(Solved)
Suggest three types of decisions that electronic point of sale system can support indicating sales information required to support each decision.
Date posted: November 20, 2017. Answers (1)
- Give four possible courses of action that may be taken to overcome the shortage of staff and thus allow full implementation of the system(Solved)
Give four possible courses of action that may be taken to overcome the shortage of staff and thus allow full implementation of the system.
Date posted: November 20, 2017. Answers (1)
- In conducting a cost-benefit analysis, state any three cost items and any three intangible benefits you would consider(Solved)
In conducting a cost-benefit analysis, state any three cost items and any three intangible benefits you would consider
Date posted: November 20, 2017. Answers (1)
- Why is it essential to make periodic reviews of information systems projects(Solved)
Why is it essential to make periodic reviews of information systems projects
Date posted: November 20, 2017. Answers (1)
- Examine four reasons that may make an organisation outsource some of its non-core information technology activities or services.(Solved)
Examine four reasons that may make an organisation outsource some of its non-core information technology activities or services.
Date posted: November 20, 2017. Answers (1)
- Briefly explain the following programming objectives:(i) Utility. (ii) Reliability.(Solved)
Briefly explain the following programming objectives:
(i) Utility.
(ii) Reliability.
Date posted: November 20, 2017. Answers (1)
- The company for which you work is currently facing financial crisis. The financial controller has proposed that the company should seek for alternative sources of...(Solved)
The company for which you work is currently facing financial crisis. The financial controller has proposed that the company should seek for alternative sources of software. One of the options available is that of freeware from the Internet and magazine vendors. As the organisation's information technology manager, advise on the implications of adopting this proposal.
Date posted: November 20, 2017. Answers (1)
- Identify the major factors that influence the structure of an information system(Solved)
Identify the major factors that influence the structure of an information system
Date posted: November 20, 2017. Answers (1)
- Propose the type of information system you would recommend for the following applications: (i) Maintenance of general ledger (ii) Formulation of competitive market strategies (iii) Financial sensitivity...(Solved)
Propose the type of information system you would recommend for the following applications:
(i) Maintenance of general ledger
(ii) Formulation of competitive market strategies
(iii) Financial sensitivity or risk analysis.
(iv) Ticket reservations.
Date posted: November 20, 2017. Answers (1)