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What is data modeling?
Data modeling is the basic step in the analysis modeling. In data modeling the data objects are explained independently of processing. The data model shows how data are related with one another.
Q. Differentiate between failures and faults? Ans. Failure: -Failure is the disappearance of external results of program operation from requirements. Consequently failure is
A manifestation of an error in software. A fault, if encountered, might cause a failure.
What is configuration Management? Software Configuration management (SCM) is the task of tracking and controlling alters in the software. Configuration management practices con
Q. Presume a program will experience a total of 200 failures. Preliminary failure intensity is 16 failure/ CPU hr. It has currently experienced 50 failures. Determine the following
Q. What do you mean by Encapsulation? Encapsulation:- An object is said to be encapsulate (hide) data and program. This signifies that the user cannot see the inside of the o
What are the Related data items Related data items captures details of related attributes. Range of values store total possible values of that data. Data structure definition c
What is the black box?
Q. Why we need restructuring techniques? The restructuring helps in maintaining a program in the following ways: (a) Programs have higher excellence better documentation l
Q. Illustrate the concept of Hybrid design? Hybrid design: Pure top-down or else pure bottom up approaches are often not practical so hybrid approach which combines the above
What is A user manual? Ans) A "user manual" is a document that presents information essential to employ software or a system to get the desired results. Typically, what is expla
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