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Define Data Flow Diagram.
A Data flow diagram is a graphical description that depicts information flow & the transforms that are applied as data move from input to output.
The basic structure of a data flow diagram, also known as a data flow graph or a bubble chart.
What does Data abstraction contains? A Data abstraction is a named collection of data that defines a data object Eg: door Attributes: door type, Opening mechanism, Swing di
Types of coupling are:- A) Data coupling B) Stamp coupling C) Control coupling D) External coupling E)Common coupling F) Content coupling
Explain in detail about Structural Modelling. Structural model contains a detail refinement of ERD, data flow model and control flow model. Creating an ERD. Examp
Regression testing It is the re-execution of some subset of tests that have already been conducted to make sure the changes that have not been propagated unintended side effect
Function testing of OO software is no dissimilar than validation testing of procedural software. Client involvement is generally part of this testing stage. In OO environment use c
Explain Metrics assumptions of Software metrics Software metrics A software property can be calculated. The relationship exists among what we can measure and what we
What are the objectives of testing? i. Testing is a process of implementing a program with the intend of finding an error. ii. A good test case is one that has high probabi
explain ring counter
What is the use of User Interface prototyping? This prototyping is used to pre-specify the look and feel of user interface in an effective way.
Explain the Phased Waterfall Model It is a type of waterfall model where the project is separated into small phases and delivered at intervals by dissimilar teams. Different Te
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