dfd of e-brainstorming

8/7/2019 DFD of E-Brainstorming

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DFD DIAGRAM FOR E-BRAINSTORMING

User

1 Input

Output

Database

4

2 3

In this process user and database gives input to Brainstorming,

that input process here i.e. all the ideas (contradiction and

similarities about one topic) concatenate and result will display.

Brainstorm

ing

Process

Result of

Brainstormi



1.1

In this process, user login first, then user details and role check

here i.e. User is authenticated or not.

LoginUser

details

, role

Regist

er

user



1.2

Login User is authenticating user or guest is the new user who

registered all the information for login.

Login

User

Regi

ster

ed

user

Gue

st



1.3

The registered user then selects a role for himself. The role has types suchas student, expert, beginner. In the system the participant can selectmultiple roles as per the search is required. Depending upon the role

selected the required output is displayed on the blackboard.

2.1

Register

ed

User

Rol

e

Studen

t

Exp

ert

Begin

ner



In this process user add new domain and its sub domain; also add

all the uses and drawback of the related topic which are store in

the database.

2.1.1

Add

new

domai

nDB

Add

uses

and

drawba

ck

Add

sub

catego

ry



The domain is the idea or the topic which is generated by the user. Once it

is entered the sub topic which is then generated is to be selected by theuser.

Doma

in ortopic

Subtopic

1

Subtopic

3

Subtopic

2



2.1.2For example considers the following

diagram:

Consider the example of transportation as domain or the idea generated.

This domain is then further sub-divided in to transportation bye air, land

and water.

1

Transp

ort

1.1

Air

3.1

Water

2.1

Land



2.1.2.2

Considering the detailed view the sub topic land transportation consists

attributes as two-wheeler, three-wheeler and four-wheeler.

2.1

Land

2.2.1

Two-

wheeler

2.2.3

Three-

wheeler

2.2.2

Four

-wheeler



2.2.1.

Four-wheeler as display attribute like car, truck, motor, wagonetc.

2.2.1

Four-

wheeler

2.2.1.

1

Car

2.2.1.

2

Truck

2.2.1.

3

Motor

cycle

2.2.1.

4

Wago

n



2.2.1.1

The car attribute then displays the details about it on the blackboard. All the

positive and negative aspects will get displayed. For example, tire quality,

wheels, speed etc in a tabular format.

2.2.1.1

Car

Whe

el

Windo

w

Engin

e Tire



3.1

View

Attribute Value

This is the main brainstorming process where user select domain

and user summary like user view about an attribute and its value

(uses and drawback of a topic). That information goes to the

database and all the result display in the black board.

User

Summa

ry

Domai

n

Selecti

on

Brainstormi

ng result

display on

blackboard.

dfd of e-brainstorming

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