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

Define the process of software change, What is meant by software change? ...

What is meant by software change? Once software is ready to  use, new requirement appear and existing requirements change as the business running that software changes parts of

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.

Network Technology, How can you create a file named -i? Which techniques do...

How can you create a file named -i? Which techniques do not work, and why do they not work? How can you remove the file named -i?

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

Describe phases of unified software development life cycle, Question: (...

Question: (a) With the aid of a labeled diagram, briefly describe the phases of the "Unified software development life cycle" and state the output of each phase. (b) Describ

What is ISO, Q. What is ISO? Ans) ISO (International Standards Organiza...

Q. What is ISO? Ans) ISO (International Standards Organization) - The ISO 9000 standard denotes the guidelines for maintaining a quality system.

Define the process of requirements gathering tools, Define the process of R...

Define the process of Requirements Gathering Tools Requirements gathering is an art. Person who gathers requirements must have knowledge of what and when to gather information

Design and implementation constraints, The Clue-Less system shall operate w...

The Clue-Less system shall operate with the following Web browsers: Microsoft Internet Explorer, Mozilla Firefox, Google Chrome, and Safari. OE-2: The Clue-Less system shall

Explain the activities of software maintenance, The activities of software ...

The activities of software maintenance Software maintenance is a broad activity that contains error correction, increasing of capabilities, deletion of obsolete capabilities an

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