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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 the CPU. The CPU merely delays its operation for one memory cycle to permit the direct memory input/output transfer to 'Steal' one memory cycle.
Q. Explain the development phases of the detailed COCOMO model. Ans A software development is performed in four successive phases which are as follows 1 : plan/requirement
The Clue-Less system is a software version of the popular board game Clue. The rules of Clue-Less mirror those of Clue, with the exception of a modified navigation scheme. The soft
Q. Explain Test harness systems and Test archiving systems? Test harness systems: This is one that is bound around the test object and that permits the easy modification a
What is Benchmark? Ans) A Benchmark is a standard to calculate against.
Q. Differentiate between failures and faults? Ans. Failure: -Failure is the disappearance of external results of program operation from requirements. Consequently failure is
When to Re-Engineer? When the system alter are mostly confined to part of the system then re-engineer that part. When hardware or software support becomes obsolete.
Explain how to define Severity Rating in your project. Severity rating is a combination of three factors: - The frequency of the problem occurrence. It could be common / ra
Explain Error guessing? Ans) Test data selection method. The selection criterion is to pick values that seem likely to reason errors.
What are the profits of vertical partitioning? i. These are very easy to maintain changes. ii. They decreased the change impact and error propagation.
Q. What do you mean by class? A class is a template that specifies the properties of objects. Classes have an interface that consists of the operation a body which implements t
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