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

SOFTWARE, EXPLAIN COMPONENTS OF DATABASE MANAGEMENT

EXPLAIN COMPONENTS OF DATABASE MANAGEMENT

What is the meaning of scm and sci, What is the meaning of SCM? Softwar...

What is the meaning of SCM? Software Configuration Management is termed as a set of actions performed for identifying, organizing and controlling changes throughout the lifecyc

What is the objective of regression testing, The aim of regression testing ...

The aim of regression testing is to test that the fixes have not formed any other problems elsewhere. The aim is to ensure the software has remained intact. A baseline set of data

Explain about the software testing strategies, Explain about the software t...

Explain about the software testing strategies. A method approach to software testing. Verification and Validation. Verification refers to the set of activities that ma

Explain some of the limitations of testing, Explain some of the limitations...

Explain some of the limitations of testing. Though testing is an significant part of system development and leads to a valid,  verified and efficient system, it also faces some

What is meant by system requirements, What is meant by System Requirements ...

What is meant by System Requirements Set out the system constraints and services in well explained. Serves as a contract among the system buyer & the system developer.

Case study - conference management system, This case study looks at the req...

This case study looks at the requirements for an information system to manage the organisation of an international academic conference. An academic conference consists of presenta

System analyst, Explain the role and functions of a Systems Analyst in the ...

Explain the role and functions of a Systems Analyst in the overall project development.

Determine the sanity testing, Determine the Sanity testing - Sanity te...

Determine the Sanity testing - Sanity testing is used to ensure that conflicting or multiple functions or variables don't exist in system. - It verifies that components of

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