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

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

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

State in detail about the software design, State in detail about the Softwa...

State in detail about the Software design Software design is the core of software engineering process and first of three important technical activities that are design, coding,

Information engineering, Information engineering is a system  engineering ...

Information engineering is a system  engineering approach which is used to describe architectures which enable a business to use data professionally. The intent of information eng

What is the meaning of real time system, What is the meaning of Real time s...

What is the meaning of Real time system? Real time system is a software system where the correct functionalities of the system are dependent upon results evaluated by the syste

Explain the instruction pipelines, Explain the Instruction pipelines In...

Explain the Instruction pipelines Instruction pipelines: - An instructin pipeline reads consecutive instructions from memory whereas previous instructions are being implemented

Why computer clock synchronization of paramount importance, QUESTION - Time...

QUESTION - Time Synchronization (a) Why is computer clock synchronization of paramount importance? Give 2 business scenarios whereby time accuracy is critical? (b) Computers

Describe the various types of coupling, Describe the various types of coupl...

Describe the various types of coupling? i. Data coupling - The data coupling is possible by parameter passing or data interaction. ii. Control coupling - The modules share c

Draw the data flow diagram, Go to Blackboard, and print the project scenari...

Go to Blackboard, and print the project scenariolocated under the Project folder. Using Visio, draw a Physical DFD ofall three business processes described in theproject scenario.

What is process and product quality, What is Process and product quality? ...

What is Process and product quality? The quality of a developed product is influenced by the quality of the production process. This is significant in software development

What are the various level of testing, Testing is a process of implementing...

Testing is a process of implementing a program with the intent of finding an error. Various level of testing are :    Unit Testing     Integrating testing     Valida

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