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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.
Grey box testing is a software testing method that uses a combination of black box testing and white box testing. Gray box testing is not the black box testing, because the tester
To develop software of lasting quality you have to lay down a solid architectural foundation that is resilient to change. Modelling is at the heart of the development of good quali
Question 1: Describe the term technology. Write a short note on evolution and growth of technology. Definition Description on evolution Growth of technology
What is COCOMO model? COCOMO stands for COnstructive COst MOdel. It is used for cost Effort=a * KDLOCb Where a and b are two parameters of the model whose specific values
Phone Company (WLPC) is a provider of wireless phone service in the US with 100,000 customers serving mostly small markets. WLPC has just purchased additional airwaves in the US, C
What is the advantage of using prototype software development model instead of waterfall model?
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
Explain the types of software testing. Unit testing Integration testing System testing User-acceptance testing End-to-End testing Exception testing
What are the various elements of data design? i. Data object - The data objects are identified and relationship between various data objects can be shown using ERD or data di
Differentiate between testing and QA. - Quality Assurance is more a preventive thing, which ensures quality in company and hence the product instead of just testing the product
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