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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.
Q. Software project planning necessitate what activities? What are the difficulties encountered in measuring the Software Costs? Ans. Software project planning necessitate th
What are the various categories of software? Application software System software Engineering/Scientific software Web Applications Embedded software Artificial I
What does Level0 DFD means? Level0 DFD is called as 'fundamental system model' or 'context model'. In the context model the total software system is represented by a single bub
Question 1 Explain Iterative Development Model in detail Question 2 What is statistical testing? What are the steps involved in statistical Testing Question 3 Explain wh
Structure of design It allows the decomposition of a large system into smaller, more manageable units with well explained relationships to the other units in a system. N
explain levels of transparency
Attributes Attribute is a characteristic or property of an entity which is of interest to the organisation. It's represented by oval shaped box with name of attribute writt
Question: a. Assume that you have three similar projects, and, in each, the ratios of problems found during system test versus first year in the field have been 1.5, 1.2, and
What is cycle stealing DMA operation? Cycle Stealing: In this process, the DMA controller transfers one data word at a time, after which it must return control of the buses to
Discuss in detail about Structural Modeling. Structural model includes a detail refinement of ERD, data flow model and control flow model. Creating an ERD. For example
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