Classes of data items in a data dictionary, Software Engineering

Assignment Help:

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.


Related Discussions:- Classes of data items in a data dictionary

Determine the system evolution of life cycle process, System evolution of l...

System evolution of life cycle process The lifetime of verge systems is too long. They must evolve to meet change requests. The evolution may be expensive. Existing sy

Determine the current failure intensity, Q. Presume a program will experien...

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

Describe bottom-up and top-down approaches, How do you develop a test plan ...

How do you develop a test plan and schedule? Describe bottom-up and top-down approaches. A test plan is contract among the testers and the project team explaining the role of t

Explain about data coupling, Q. Explain about Data coupling? The depend...

Q. Explain about Data coupling? The dependency among module A and B is said to be data coupled if their dependency is based on the fact they communicate by merely passing of da

Advantage of prototype software development model, Q What is the advantage...

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 are the reasons behind to perform white box testing, What are the reas...

What are the reasons behind to perform white box testing? There are three major reasons behind performing the white box testing. 1. Programmers may have some incorrect assum

Explain the incremental model, Explain the Incremental Model Iterative ...

Explain the Incremental Model Iterative and Incremental Models follow more or less the similar approach. Incremental Model is an intuitive approach to the waterfall model. Mult

What is integration testing and system testing, What is the difference in w...

What is the difference in writing the test cases for Integration testing and system testing? Integration testing is done at module level when lots of modules are integrated wit

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd