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 test archiving systems, Q. Explain Test archiving systems? Tes...

Q. Explain Test archiving systems? Test archiving systems: the goal is to keep follow of series of tests ant to act as the basis for documenting that the tests have been done

Explain lines of code (loc), Lines of code (LOC) is a software metric used...

Lines of code (LOC) is a software metric used to calculate the size of a software program by counting the number of lines in the text of the program's source code. LOC is typicall

What is test phase, What is Test phase? Ans) The time period in the soft...

What is Test phase? Ans) The time period in the software life cycle in which the parts of a software product are evaluated and integrated, and the software product is evaluated

What is usability, What is Usability? Ans) "Usability" means simple of u...

What is Usability? Ans) "Usability" means simple of use; the simple with which a user can learn to control, prepare inputs for, and intended the outputs of a software product.

What is the use of a data flow diagram, What is the use of a data flow diag...

What is the use of a data flow diagram? A data flow diagram is used to represent the functional view of an application domain. It represents all the significant business proces

Process models, Ask question what is abstraction ?#Minimum 100 words accept...

Ask question what is abstraction ?#Minimum 100 words accepted#

Software specification, structured analysis

structured analysis

Hatley pirbhai, what is hatley pirbhai extension and what is its use

what is hatley pirbhai extension and what is its use

Define fan-in and fan-out, Define Fan-in & Fan-out. Fan-out - A measure...

Define Fan-in & Fan-out. Fan-out - A measure of the number of modules that are directly controlled by another module. Fan-in- Shows how many modules directly control a give

Test a system though there is no documentation available, You need to test ...

You need to test a system though there is no documentation available and developers who developed it don't work there anymore. What would you do? - We will perform exploratory

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages