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

How a prototype can be categorised, How a prototype can be categorised ...

How a prototype can be categorised 1.  A paper prototype which is a model depicting human machine interaction in a form which makes user understand how such interaction, would

What do you mean by software engineering, Q. What do you mean by Software E...

Q. What do you mean by Software Engineering? What is the use of Software Engineering? Ans) Software engineering is engineering for software development. A simple program can be

What are the tools used in system analyst, What are the Toolsused in system...

What are the Toolsused in system analyst Systems analyst have numerous tools to help them in carrying out their work. As many of their projects are for big companies it is ess

Category Partition Testing and Data Flow Assignment, The following program ...

The following program will display an integral solution to the quadratic equation ax2+bx+c for integral values of a,b, and c, where a,c fall between 0 and 10, while b falls between

Evaluate the bulleted list of information-related items, It goes by many te...

It goes by many terms - information overload, analysis paralysis, data dumping, and so on. You know what we're talking about. It is indeed greater to live in the information age wi

Software engineering, Software Engineering A  high technology system e...

Software Engineering A  high technology system encompasses a  number of  elements like   people, hardware, software, database, documentation, and process.  System engineering

What is the disadvantage of the set protocol, Question: (a) What mecha...

Question: (a) What mechanism does illegal spammers exploit to send spam? (b) What is a hoax? (c) Name two ways in which you can increase the privacy of e-mail. (d)

Numerical analysis, Use the Newton divided-di_erence method to construct in...

Use the Newton divided-di_erence method to construct interpolating polynomials of degree one, two, and three for the following data. Approximate f(0.18) using each of the polynomia

How can manager be used to handle exceptions in QTP, How can recovery scena...

How can recovery scenario manager be used to handle exceptions in QTP? QTP provides a wizard through Recovery Scenario Manger which can recover unexpected errors and events wh

Define the associative memory, Associative Memory:- The time needed to ...

Associative Memory:- The time needed to find an item stored in memory can be decreased considerably if stored data can be identified for access by the content of the data itsel

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