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Question 1:
(a) How would you explain human reasoning?
(b) Explain the different types of human reasoning?
Question 2:
(a) What are the computational factors affecting the speed of an interactive program?
(b) Discuss how the effects of each of these factors can be limited.
Question 3:
In Norman's execution-evaluation cycle model, what is meant by the Gulf of Execution and the Gulf of Evaluation?
Question 4:
How would you group controls and displays on an interface to improve the interactivity of the interface?
Question 5:
Describe the three main approaches to prototyping.
(a) (i) Prepare a GOMS description of the task of retrieving Rs200 from an ATM machine. Assume the user has his debit card in his wallet.
(ii) Discuss any issue of closure that can occur in terms of your GOMS description.
Question 6:
(a) (i) What is Heuristic Evaluation?
(ii) What is essential in performing a heuristic evaluation?
Define Flowchart. A process of expressing an algorithm by a collection of linked geometric shapes containing explanations of the algorithm's steps.
Explain the working of a demultiplexer with the help of an example. Ans: 1:4 Demultiplexer: Fig.(a) demonstrates the logic circuit of a 1:4 demultiplexer. This has two NOT
In the past there was a large gap between speed of a memory andprocessor. So a subroutine execution for an instruction for illustration floating point addition may have to follow a
write a program in assembly language using emu8086 so that the input string can contain both lower and upper case letters and any other character and the output will be the reverse
Q. Evaluate Bandwidth of disk drive? Bandwidth: Bandwidth can be measured in bytes per second. Sustained bandwidth is the average data rate at the time of a large transfer w
wait for graph
explain different types of parallel processing mechanism
Q. Displaying the List of Files with DIR? You can display the list of files kept in a diskette or hard disk with the DIR commend. This Commends list files and sub directories i
Define asynchronous bus. Asynchronous buses are the ones in which every item being transferred is accompanied by a control signal that shows its presence to the destination uni
Explain bit pair recoding with an example? Ans: Bit pair recoding halves the maximum number of summands. Group the Booth-recoded multiplier bits in pairs and see the following
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