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

Assignment 2, I have to do an assignment. Can you help me to do it

I have to do an assignment. Can you help me to do it

What is the use of cmm, What is the use of CMM? Capability Maturity Mod...

What is the use of CMM? Capability Maturity Model is used in assessing how well an organisation's processes permit to complete and manage latest software projects.

Explain logarithmic poisson execution time model, Q. Explain Logarithmic Po...

Q. Explain Logarithmic Poisson Execution Time Model? This model is as well developed by Musa et Al (MUSA79). The breakdown intensity function is different here as compared to B

State about the data dictionary, State about the Data Dictionary  This...

State about the Data Dictionary  This is another tool of requirement analysis that reduces complexity of DFD. A data dictionary is a catalog of all components of a system. DFD

Write short notes on configuration management, Q. Write short notes on Conf...

Q. Write short notes on Configuration Management? Software configuration management is a bunch of tracking and control activities that begin when a software project begins an

What is operational requirements, What is Operational Requirements? Ans)...

What is Operational Requirements? Ans) Qualitative and quantitative parameters that states the desired operational capabilities of a system and serve as a basis for determining

Define capability, Define capability. What are the quantities that determin...

Define capability. What are the quantities that determine the degree of capability of a software reliability model? Capability refers to the ability of the model to calculate w

Explain the prototyping approaches in software process, Explain the prototy...

Explain the prototyping approaches in software process. Two approaches i. Evolutionary prototyping - In this approach of system development, the initial prototype is prepare

What is version and release management, What is Version and release managem...

What is Version and release management? Invent an identification system for system versions. Plan when a new system version is to be formed. Ensure that version managemen

Static testing tools and dynamic testing tools, Static testing tools: 1...

Static testing tools: 1. Static analysers   2. Code inspectors  3. Standard Dynamic testing tools   1. Coverage analyzers (execution verifiers)    2. Output co

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