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USE OF SOFTWARE PACKAGE:
The concept of applications software and were told about software packages and their types. In other words, the discussion implies that instead of writing your own software package, or commissioning some one to do this job for you, it is sensible to select an already existing package, which meets most of your requirements. In this section, let us try to understand as to why we should use a commercial package. Software packages which fire available for purchase or lease are used by a number of organisations, all of whom are the clients of the same software supplier.
Explain the waterfall model. Explain why it is more advantageous than adhoc methods. Ans Waterfall Model: 1.The waterfall model is a chronological software development p
Describe the various types of coupling? i. Data coupling - The data coupling is possible by parameter passing or data interaction. ii. Control coupling - The modules share c
What are white-box, black-box and gray-box testing? White Box (or glass box) testing is the METHOD of giving i/p to the system and checking how the system processes i/p to prod
Explain in detail about Structural Modeling. Structural model having a detail refinement of ERD, data flow model and control flow model. Creating an ERD. Example: Saf
A software tool that accepts as input source code, specifications, test criteria, or data structure definitions; uses these inputs to make test input data; and, sometimes, verifies
Draw E-R diagram for the following situation An account is a relationship between customer and bank. A customer has a name. A bank has a branch. A customer may have numerous ac
Q. What is RE-ENGINEERING? RE-ENGINEERING :- It is re-organizing as well as modifying existing system to make them more maintainable. It involves Source code translatio
"Utility" is a software tool designed to perform some regularly used support function. For example, single utility is a program to print files.
What is Coupling? Coupling is the measure of interconnection among modules in a program structure. It depends on the interface complexity among modules.
What is software engineering? Software engineering is a regulation in which theories, methods and tools are applied to make professional software.
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