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 comparison testing, Comparison testing is testing that evaluate sof...

Comparison testing is testing that evaluate software weaknesses and strengths to those of competitors' products.

What are the drawbacks of rad model, Question 1 . What are the drawbacks of...

Question 1 . What are the drawbacks of RAD Model Question 2 . Explain why reliability is more important than efficiency? Question 3 . What are the activities of funct

Define black box testing, Define Black box testing Black box testing ...

Define Black box testing Black box testing Black-box test design care for the system as a "black-box", so it doesn't explicitly use knowledge of the internal structure. It ta

State the level 5 of key process areas, Level 5 KPAs 1)Defect Prevent...

Level 5 KPAs 1)Defect Prevention (DP): It discovers causes of defects and devises techniques which prevent them from recurring. 2)Technology Change Management (TCM): It

Determine the problems of software maintenance, Determine the problems of s...

Determine the problems of software maintenance Software maintenance has the below problems: i)  It is very cumbersome to analyse and understand code written by somebody.

Show the advantages of re-engineering, Q. Show the Advantages of Re-Enginee...

Q. Show the Advantages of Re-Engineering? 1) Reduced risk - there is a elevated risk in new software development. There possibly staffing problems, development problems and spe

What does data dictionary contains, What does data dictionary contains? ...

What does data dictionary contains? Name: The primary name of the data. Alias: other names used Where-used/How-used: A record of processes that use the data or control it

Explain the structured requirements definition, Explain the Structured Requ...

Explain the Structured Requirements Definition Structured Requirements definition is an approach to perform study about complete system and its various sub-systems, external ou

Define the factors of prime concern for system modeling, Define the factors...

Define the factors of prime concern for system modeling Following four factors are of prime concern for system modeling: 1. System modeling is undertaken with some simplifyi

Define behavioural modelling, Define Behavioural Modelling. The state t...

Define Behavioural Modelling. The state transition diagram shows the characteristics of a system by depicting its states and the events that cause the system to change state

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