Functions
Objects
Potential
failure
mode
Potential
consequen
ce of each
failure
Product
not sold
Severity
rating
High
resolutio
n images
Doesn’t
show up
Broken
hyperlin
ks
404-file
not found
error
Customer
may
become
upset
3
Cluttere
d layout
Doesn’t
look good
5
Slow
loading
pages
Takes 2+
minutes to
load a
page
Web
hosting
server
crash
Website
inaccessibl
e
Creates a
bad
impression
on the
customer
Page
ignored by
customer/p
robable
loss of sale
Loss of
customer
interest
Unsuppo
rted
browser
version
Some
pages
inaccessibl
e
Page not
displayed
2
Submitted by Pokala, Chandudu
157-06-6556(Section:852)
10
7
5
Capture
potential
causes of
failure
-large
image size
-slow net
connection
Negligenc
e in site
maintainen
ce
Occurrenc
e rating
3
Risk
priority
number
RPN
90
Team
member
responsibl
e
Jack
3
36
Dan
-lack of
heirarchy
in
presentatio
n
-excessive
use of
multimedi
a files in
pages
-inability
to handle
more than
500
simultaneo
us requests
-Old
browser
version
used by
customers
4
3
60
Dan
5
3
105
John
3
3
45
1
3
6
3
4
Design
Evaluation
technique
Detection
Used a
--640x430
256-bit
color
monitor
--CPU
Pentium
133 MHz
with 64
MB RAM
--56K
modem.
Action Results
Action
taken
Use image
file
compressi
on
Use
automated
software
to check
site for
broken
links
Create a
proper
hierarchy
of the
contents
Use more
static
content in
webpages
Severity
rating
10
Occurrenc
e rating
1
RPN
3
1
9
2
2
12
4
3
36
Ben
Improve
load
balancing
among
servers
3
2
18
Dan
Redirect
customers
to install
latest
browser
1
1
3
30