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Ans : There are three stages in this process. These are: Qualification, Adaptation (also known as wrapping), Composition (all in the context of components). Component qualification: examines reusable components. These are identified by characteristics in their interfaces, i.e., the services Read More …

Ans : The following are the similarities and the differences between the Cleanroom software engineering development and OO software engineering paradigm. Similarities Lifecycle – both rely on incremental development Usage – cleanroom usage model similar to OO use case State Read More …

Ans : A formal method in software development is a method that provides a formal language for describing a software artifact (e.g., specifications, designs, source code) such that formal proofs are possible, in principle, about properties of the artifact so Read More …

Ans : Mathematics supports abstraction and therefore is a powerful medium for modeling. Because they are exact, mathematical specifications are unambiguous and can be validated to uncover contradictions and incompleteness. It allows a developer to validate a specification for functionality. Read More …

Ans : The OECD an international organization working in the area of data privacy and information security, established an ad hoc process of meetings (the first was on 1-2 July 1997 and second on 22 October 1997) on approaches being Read More …

Ans : • It is faster than stream cipher.• If any block contains any transmission error then it will not have affect on other blocks.• It is not sufficient in hardware but may be used to connect keyboard to CPU Read More …

Ans : If you need to line up the cells next to each other you can resize and move the layout cells as you need. You can change the size of a layout cell by using one of its resize Read More …

Ans : • With no arguments and with no return value.• With no arguments and with return value• With arguments and with no return value• With arguments and with return value.

Ans : Besides three storage class specifications namely, Automatic, External and Static, there is a register storage class. Registers are special storage areas within a computer’s CPU. All the arithmetic and logical operations are carried out with these registers. For Read More …

Ans : In case of single file programs static variables are defined within functions and individually have the same scope as automatic variables. But static variables retain their values throughout the execution of program within their previous values. Points to Read More …