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1. It stores data and instructions that are necessary for the normal functioning of the computer system hardware.
2. It stores the control program that are necessary for initial activation of hardware on power switch on.
Judiesiz answered the question on November 25, 2017 at 11:29
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Outline the functions of Random Access Memory (RAM).
Date posted: November 25, 2017. Answers (1)
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Outline the duties of a computer programmer.
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The owner of a chain of auto-accessory shops in five different towns inputs sales figures into a computer model that displays the selling trends of each store. She uses her own observation form visits to the shops and information gained from the model
to make ordering decisions for each store.
Required:
Are the ordering decisions she makes structured, semi-structured or unstructured? Briefly
explain the reasons for your choice and outline what product related variables are involved
in the ordering decisions.
Date posted: November 24, 2017. Answers (1)
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Certain financial problems such as simplified bread-even analysis models for predicting
profits can be computerized.
P = (Sp – Vc) U – F c
Where:
P = Profits
Sp = Selling price per unit
Vc = Variable cost per unit
U = Number of units of sales
Fc = Fixed cost
Required:
Using the above model, describe any three decisions that management can make form the
break-even analysis model.
Why do organizations automate reasoning or decision-making tasks which human beings are
naturally better able to perform than computers?
Date posted: November 24, 2017. Answers (1)
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Name four modern computer-based information systems' structures that support the sharing of data or information and other resources.
Date posted: November 24, 2017. Answers (1)
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Differentiate between deterministic and random systems giving examples in each case.
Date posted: November 24, 2017. Answers (1)
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Date posted: November 24, 2017. Answers (1)
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Date posted: November 24, 2017. Answers (1)
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Explain the functional capabilities that the system should have for it to serve the intended
purpose.
Date posted: November 24, 2017. Answers (1)
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Date posted: November 24, 2017. Answers (1)
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Date posted: November 24, 2017. Answers (1)
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Date posted: November 24, 2017. Answers (1)
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Date posted: November 24, 2017. Answers (1)
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Date posted: November 24, 2017. Answers (1)
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Some of the major challenges facing the convergence of networks in businesses is performance, that is, the network can at times be painfully too slow and result in high
inter-connectivity costs.
Required:
(i) Explain the meaning of the terms: bandwidth and inter-connectivity costs.
(4 marks)
(ii) Examine four factors that can determine the extent to which network performance degrades or slows down.
Explain two strategies that business organizations can adopt to keep network costs low.
Date posted: November 24, 2017. Answers (1)
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Date posted: November 24, 2017. Answers (1)