Demonstrate the symbol used in data dictionary, Software Engineering

Assignment Help:

Demonstrate the symbol used in data dictionary

A number of the symbols used in data dictionary are as following:

X= [a/b]                                   x comprises either data element a or b

 X=a                                        x comprises an optional data element a

X=a+b                                     x comprises data element a andb.

X=y{a}z                                 x comprises some occurrences of data elements a which are between y and z.

|                                               Separator

 **                                           Comments

 @                                           Identifier

 ( )                                            Options

 


Related Discussions:- Demonstrate the symbol used in data dictionary

What is parkinsons law, What is Parkinson's Law? Parkinson's Law states...

What is Parkinson's Law? Parkinson's Law states that work expands to fill the time available. The cost is fixed by available resources rather than by objective assessment.

Explain about software risks - dependencies, Q. Explain about Software Risk...

Q. Explain about Software Risks - Dependencies? Dependencies: -Many risks arise because of dependencies of project on outside agencies or factors. It isn't easy to control thes

Software management, i have coursework on software management and dont know...

i have coursework on software management and dont know how to go about it. I want to find out if you will be able to help me on that. The task is to investgate(research informed pa

What are the various kinds of system testing, What are the various types of...

What are the various types of system testing? 1. Recovery testing - is intended to check the system's capability to recover from failures. 2. Security testing - verifies tha

What is path analysis, What is Path Analysis? Ans) Program analysis perf...

What is Path Analysis? Ans) Program analysis performed to identify all possible paths through a program, to detect incomplete paths, or to discover portions of the program that

What is utilization, Normal 0 false false false EN-IN ...

Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4

#title.decision table, You are to create a decision table to help you decid...

You are to create a decision table to help you decide what to do for the day. If it is a weekday and it is not a holiday, then you go to work. However, if it is a weekday and it

Define architectural evolution, What is architectural evolution? Archit...

What is architectural evolution? Architectural evolution is the practice of modifying a system from a centralized architecture to a distributed architecture like client server.

Define the failure intensity of the basic model, Q Define the failure inten...

Q Define the failure intensity of the Basic model? Ans: The failure intensity of the Basic model is λ (μ) = λ 0 [1 - μ / v 0 ] Where λ 0 is the initial failure inten

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