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

Explain evolutionary prototyping, Evolutionary prototyping Objective: ...

Evolutionary prototyping Objective: The principal objective of this model is to deliver the working system to the end-user. Example-AI systems. Advantages

Define behavioural modelling, Define Behavioural Modelling. The state t...

Define Behavioural Modelling. The state transition diagram shows the characteristics of a system by depicting its states and the events that cause the system to change state

Define maintenance, Define maintenance. Maintenance is explained as the...

Define maintenance. Maintenance is explained as the process in which changes are executed by either modifying the existing system's architecture or by adding latest components

Flow chart, desidn a complete flow chart diagram ,which ask the user to inp...

desidn a complete flow chart diagram ,which ask the user to input the rate of diesel and quantity of diesel consumed.after calculate the total amount of diesel consumed and display

What is parkinsons law, What is Parkinson's Law? Parkinson's Law states...

What is Parkinson's Law? Parkinson's Law states that work expands to fill the time available. The cost is fixed by available resources rather than by objective assessment.

Software engineering questions answers, i am looking for software questions...

i am looking for software questions answers for my assignment module.

What are the roles of glass-box and black-box testing tools, What are the r...

What are the roles of glass-box and black-box testing tools? Glass Box (or white box) testing is the method of giving i/p to the system and checking how the system processes i/

Define coupling, Define coupling. Coupling is the measure of the degre...

Define coupling. Coupling is the measure of the degree of interdependence among modules.

Database schema, Question This question refers to the database Schema....

Question This question refers to the database Schema. Express the following queries in SQL: (a) List the First Name, Last Name and telephone number of all employees who wer

Explain coupling and cohesion, Coupling and Cohesion Data coupling ...

Coupling and Cohesion Data coupling - The data coupling is possible by parameter passing or data interaction. Control coupling - The modules share related control data

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