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

What is a variant, What is a variant Ans) "Variants" are versions of a p...

What is a variant Ans) "Variants" are versions of a program.

Project tracking, project tracking and overview of project process?

project tracking and overview of project process?

What is exception, What is Exception? Ans) An event that causes suspensi...

What is Exception? Ans) An event that causes suspension of normal program implementation. Types contain addressing exception, operation exception, data exception, overflow excep

What is the purpose of timeline chart, What is the purpose of timeline char...

What is the purpose of timeline chart? The purpose of the timeline chart is to emphasize the scope of the individual task. As set of tasks are given as input to the timeline ch

Disadvantage of software package, Disadvantage of Software package: Th...

Disadvantage of Software package: There are some disadvantages which need to be looked into. They are:  i)  A commercial software package will have a number of built-in

Distinguish among verification and validation, Distinguish between verifica...

Distinguish between verification and validation. Verification is the set of activities that ensure that software properly implements a specific function. Validation is a differ

No , Hard drive has space, but it keeps telling me that its full and asks m...

Hard drive has space, but it keeps telling me that its full and asks me to delete files. I checked. There is nearly full C drives (8GB) but when i am open c drive and check than ne

Show the advantages of incremental model, Q. Show the Advantages of increme...

Q. Show the Advantages of incremental Model? As product is to be conveying in parts total cost of the project is distributed. Limited number of persons is able to be pu

What do you mean by encapsulation, Q. What do you mean by Encapsulation? ...

Q. What do you mean by Encapsulation? Encapsulation:- An object is said to be encapsulate (hide) data and program. This signifies that the user cannot see the inside of the o

Explain the quality assurance, Quality Assurance Quality assurance is a...

Quality Assurance Quality assurance is an activity that establishes and evaluates the processes that produce products. Quality assurance would calculate processes to identify w

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