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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 is verification? Verification is the process of determining whether the output of single phase of software development conforms to that of its last phase, whereas vali
What are the advantages and disadvantages of size measure? Advantages: Artifact of software development which is simply counted. Many existing methods use LOC as a key input. A
Enumerate the evolution of software The below Table summarises evolution of software: 1960s Infancy Machine Code 1970s Project Years
Ask question what is abstraction ?#Minimum 100 words accepted#
(i) Concept definition of Quality Control and Quality Assurance (ii) Tools used in quality control (iii) Acceptance sampling and process control (iv) Statistical tools for
What does Validation represent? Validation show the set of activities that make sure that the software that has been built is satisfying the customer requirements.
What are the objectives of software design? Objectives of software design The objective of the design phase is to plan a solution of the difficulty
Q What is the advantage of utilizing prototype software development model instead of waterfall model? As well explain the effect of defining a prototype on the overall cost of the
what is software decomposition? what are its techniques?
vi curve
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