4.1 ASSIGN WEIGHTS TO THE OBJECTIVES

Objectives	Weights
Asthetiac	9
maintanence	2
user friendly	5
Safety	7
Cost	8

4.2 PUGH CHART

Design Objectives	Weights	Zinnia art	Floral art	chess kinetic art	aerial art
Asthetiac	9	datum	++	+	-
maintanence	4	datum	-	+	+
user friendly	5	datum	+	+	-
Safety	7	datum	+	+	+
Cost	8	datum	+	+	-
Score	(+)	0	38	33	11
Score	(-)	0	4	0	22
Total	-	0	34	33	-11

4.3 JUSTIFICATION FOR THE SCORES GIVEN

Design No	Objective	Score Allocated	Justification for the Score
1	Safety	0	datum
	Ease of Use	0	datum
	Portability	0	datum
	Use of Standard Parts	0	datum
	Cost	0	datum
2	Safety	7	absence of sharp edges
	Ease of Use	5	can be operated in distance with remote
	portability	0	wall hanging
	Use of Standard Parts	9	sensors and buzzers
	Cost	8	the prize is feasable
3	Safety	7	it is hanged on the wall
	Ease of Use	5	it can easily operated by sensors
	Portability	0	wall hanging
	Use of Standard Parts	9	sensors or displays are present
	Cost	8	it is possible to build within our budget.
4	Safety	7	it is water and fire resistant
	Ease of Use	-5	its having more weight
	Portability	0	wall hanging
	Use of Standard Parts	-9	no standard parts except motor are present
	Cost	-8	its costly as it needs costly wood

4.4 FUNCTIONAL CLUSTERING

4.5 SUBSYSTEM LIST

SL No	Subsystem
1	User action
2	movement
3	Randomised pattern
4	controlling unit

4.6 INTERACTION DETAILS

User action	movement	Randomised pattern	controlling unit
spatial	-	-	-
Data	yes	yes	yes
Material	yes	-	-

movement	User action	controlling unit	Randomised pattern
spatial	-	yes	-
Data	yes	yes	yes
Material	yes	-	yes

Randomised pattern	User action	movement	controlling unit
Spatial	-	yes	-
Data	-	-	-
Material	-	yes	yes

controlling unit	User action	movement	Randomised pattern
Spatial	-	-	-
Data	yes	yes	yes
Material	yes	-	yes