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Q. Classes of data items in a data dictionary?
There are three classes of data items in a data dictionary
1) Data element- It is the smallest unit of data that cannot be meaningfully decomposed further. Example- Employee number and so on.
2) Data structure is a group of data elements forms a data structure.
3) Data Flows as well as Data Stores- data flows are data structures in motion whereas data stores are data structures at rest.
What are the common approaches in debugging? Brute force method: The memory dumps and run-time tracks are checked and program with write statements is loaded to get clues to er
design steps
Q. Explain the concept of bottom-up design? Bottom up design: This approach make possible a style of design where we decide how to combine these modules to provide larger ones
Write short notes on empirical estimation models. Estimation model for computer software uses empirically derived formulas to assume effort as a function of line of codes (LOC)
Explain in detail the design concepts. Abstraction Functional abstraction Data abstraction Control abstraction Information hiding Every module in
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Q. What is the difference between module coupling and module collection? List different types of coupling and cohesion. Ans : Cohesion is the property of a single module as we
Q. Illustrate Detailed COCOMO model? Detailed COCOMO it incorporates all characteristics of the intermediate version with an assessment of the cost driver's impact on every ste
List flaws in waterfall model. - The biggest drawback is that you don't test the application logic until very late in development cycle. - Though a detailed system specifica
Explain SDLC ? Ans) SDLC-( software development life cycle) is an acronym.
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