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

Calculates function point value for a project, Q Calculates function point ...

Q Calculates function point value for a project with the following domain characteristics: No. of I/P = 30 No. of O/P = 62 No. of user Inquiries = 24 No. of fil

Relationship between agent technology and grid computing, Question: (a)...

Question: (a) Show three application areas for agents. (b) What do you meant by "temporally coupled coordination"? Provide an example of a temporally coupled coordination

Explain regression testing, Regression test cases which a program has previ...

Regression test cases which a program has previously implemented correctly in order to detect errors spawned by changes or corrections done during software development and maintena

Simulate the operations of a scientific calculator, Q. A program is to be d...

Q. A program is to be developed to simulate the operations of a scientific calculator. List the facilities to be provided by this calculator. Analyze this using DFD? Level 0

Why waterfall model is advantageous than adhoc methods, Q. Why Waterfall mo...

Q. Why Waterfall model is advantageous than Adhoc Methods? Why Waterfall model is advantageous than Adhoc Methods AC16 Software Engineering Ad-hoc Process Models -Process

Explain metrics assumptions of software metrics, Explain Metrics assumption...

Explain Metrics assumptions of Software metrics Software metrics A software property can be calculated. The relationship exists among what we can measure and what we

What are the testing strategies for conventional software, What are the var...

What are the various testing strategies for conventional software? i. Unit testing ii. Validation testing. iii. Integration testing. iv. System testing.

Explain the quality assurance, Quality Assurance Quality assurance is a...

Quality Assurance Quality assurance is an activity that establishes and evaluates the processes that produce products. Quality assurance would calculate processes to identify w

Explain iso 9000 certification, ISO 9000 certification Quality standard...

ISO 9000 certification Quality standards and procedures should be documented in an organisational quality manual. An external body might be certify that an organisation's qu

Determine the level 0 and level 1 of DFD, Determine the level 0 and level 1...

Determine the level 0 and level 1 of DFD External entities provide input data for processing. During processing, some intermediate data is generated. After final processing, fi

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