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 requirement engineering, What is requirement engineering? Requ...

What is requirement engineering? Requirement engineering is the process of establishing the services that the customer needs from the system and the constraints under which it

Define the quality control, Quality Control Quality control is a method...

Quality Control Quality control is a method in which the product's quality is compared with standards and corrective actions taken if needed. Quality control activities focus o

Explain in detail about data modelling, Explain in detail about data modell...

Explain in detail about data modelling. Data modeling makes use of the ERD. Having of 3 interrelated information. The data object. Attributes.  Relationsh

Drive an expression for peak manning of a project, Q. Drive an expression f...

Q. Drive an expression for peak manning of a project using Nordes - Rayleigh equation . Ans Norden Rayleigh curve utilized to approximate software project . M(t) =Man powe

State both verification and validation, Define Verification &Validation. ...

Define Verification &Validation. Verification : The set of actions that make sure software correctly implements a particular function. Validation : The set of actions that

What is the meaning of software, What is the meaning of Software? Softw...

What is the meaning of Software? Software is termed as a set of computer programs that are related documents that are indented to provide required features, functionalities and

What are the profits of vertical partitioning, What are the profits of vert...

What are the profits of vertical partitioning? i. These are very easy to maintain changes. ii. They decreased the change impact and error propagation.

#use case diagram, #use case diagram for car manufactures by considering bu...

#use case diagram for car manufactures by considering build and price of car as use case#

Driven development, what is driven development?give example what benifit of...

what is driven development?give example what benifit of driven development

Explain reverse engineering, REVERSE ENGINEERING :- It is a process of exa...

REVERSE ENGINEERING :- It is a process of examining software with a view to understanding its design and specification. In this, source code and portable code are the input

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