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

In how many types requirements have been classified, In how many types requ...

In how many types requirements have been classified Requirements are classified in the below two types: i)  Functional requirements: They define the factors such as I/O fo

Explain acceptance testing and beta testing, Explain acceptance testing and...

Explain acceptance testing and beta testing.  Acceptance Testing and Beta testing : System tests are designed to validate a fully developed system to make sure that it meets

Software licesnse, what are the main characteristics of software lease

what are the main characteristics of software lease

List flaws in waterfall model, List flaws in waterfall model. - The big...

List flaws in waterfall model. - The biggest drawback is that you don't test the application logic until very late in development cycle. - Though a detailed system specifica

calculus, solve inequalities and graph the solutions: [z/25-1

solve inequalities and graph the solutions: [z/25-1]

What is the use of knowledge of risk acceptance to engineers, What is the u...

What is the use of knowledge of risk acceptance to engineers?  The past experience and historical data give better information about safety of products designing there are stil

What is a user friendly document, What is a user friendly document? Ans)...

What is a user friendly document? Ans) A document is user friendly, when it is designed and written with simple of use, as single of the primary objectives of its design.

Explain sanity testing, Sanity testing is performed whenever cursory testin...

Sanity testing is performed whenever cursory testing is sufficient to show the application is functioning according to specifications. This level of testing is a subset of regressi

DFD AND DATA DICTIONARY, Hoosier Burger''s food ordering system dfd and dat...

Hoosier Burger''s food ordering system dfd and data dictionary

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