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Explain about the E-R Diagram
Entity-relationship (E-R) diagram is detailed logical representation of data for an organisation. It is data oriented model of a system while DFD is a process oriented model. ER diagram represent data at rest whereas DFD tracks the motion of data.
ERD doesn't provide any information regarding functionality of data. It has 3 main components - data entities, their relationships and their associated attributes.
Gamma testing is testing of software that does have all the needed features, but did not go by all the in-house quality checks.
What is a vertical microinstruction? Ans) A vertical microinstruction is a microinstruction that states one of a sequence of operations required to carry out a machine language
Define software measurement. A software measurement is a procedure or way that applies software measures to a class of software engineering objects to achieve a predefined goa
how many people work in your hotel?
expertsmind
Describe the advantages of proper inheritance. The biggest advantages of proper inheritance are: a.) substitutability and b.) extensibility.
algorithm
Q. Facilitated Application Specification Technique? A team oriented approach is developed for needs gathering and is called facilitated application specification Techniques FAS
Problem 1. Explain why the use of a standard high-level language does not guarantee that software will be portable across a range of machines 2. Draw possible data flow diag
Why software change occurs? Software change happens because of the following reasons. New needs emerge when the software is used. The business environment changes. Errors need
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