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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?
Magnetic storage - computer architecture: Magnetic storage uses different type of patterns of magnetization on a magnetically coated surface to store information. Magnetic sto
1. Figure 1 below shows the truth table for five different functions. Each truth table shows the inputs x1, x2 and the desired output d. (a) Write down which of these functions
Q. Explain the Memory Transfer process? Memory Transfer Transfer of information from memory to outside world which implies I/O Interface is known as a read operation. Tra
Explain the product lifecycle in an Operating System
Q. Define about EXE Programs? An EXE program is stored on disk with extension .exe. EXE programs are longer than COM programs as every EXE program is related with an EXE header
Q. How to reduce total amount of disk space in FTP? FTP service compress files to reduce total amount of disk space the files require. Before transferring a file user should te
Explain about unix file system architecture
What is Locking? When two users at the same time attempt to access the similar data record, this is synchronized by a lock mechanism
What are the entities that are swapped out of the main memory while swapping the process out of the main memory? All memory space occupied by the process, process's u-area, and
When a robot scripts runs the output makes a test log. Test logs are managed now is the TestManager application. Rational now permits you to classify your logs into any type of for
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