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Explain virtual memory?
Ans) Virtual memory tells to virtual storage. In virtual storage, portions of a user's program and data are placed in auxiliary storage, and the operating system automatically changes them in and out of main storage as required.
What are the approaches of integration testing? The integration testing can be carried out using two approaches. 1. The non-incremental testing. 2. Incremental testing.
What is stress testing and performance testing? A stress testing executes a system in a way that demands resources in abnormal quantity, volume or frequency. Performance te
Productivity and difficulty Productivity refers to metrics and measures of output from production processes, per unit of input. Productivity P may be conceived of as a metric
Q. Why is maintenance of a software important? Discuss some of the problems that are faced during maintenance of software. Ans: The modification of a software product subsequ
of elicitation methods
What is bottom-up approach? System developed beginning from detailed modules. Testing begins from the detailed modules and proceeds up to the higher levels of hierarchy.
A multiplattered HDD is formatted into twenty sectors and 16 hundred cylinders. There are eight platters and 16 R/W heads. The total capacity of the disc is 1GB. A cluster of data
Build and Fix Model It's a simple two phase model. In one phase, code is developed and in another, code is fixed. Figuredepicts the Build and Fix model.
List any three characteristics of a good SRS. Ans:The SRS should be: Correct , Unambiguous, Complete 1. Correct: An SRS is correct if each requirement stated therein is on
The act of attempting to verify the cause of the symptoms of malfunctions noticed by testing or by frenzied user complaints.
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