1. ©2013 LHST sarl
MT114
What does it take to
convert information into
productivity?
Mobile App
Requirement
Study
Bringing business into
contextProf. Lee SCHLENKER

2. ©2013 LHST sarl
Requirement Study (Cahier des
Charges)
Introduction
Purpose
Scope
Business Model
References
Overview
Specific Requirements
Functionality
Usability
Performance
Security
Design Constraints
Supporting Information

3. ©2013 LHST sarl
Purpose
« This document will describe
all the functional and
nonfunctional requirements,
design constraints, and other
factors necessary to build my
application. It will also
describe the expected use
scenarios, business model,
and evaluation metrics of the
application”.

4. ©2013 LHST sarl
Scope
« This mobile application has
been designed as a two-part
project. The first part
corresponds to the requirement
study of the “Mobile Applications
Module” of the MDSI at the
EMLYON.
The second part will the design
of a working prototype using the
Windows development
platform.”

5. ©2013 LHST sarl
Business Model
• Describe the application’s target
audience by needs
• Specify how the applications
functions and processes provide
measurable value
• Provide the user metrics with
which the application can be
evaluated
• Describe how your company will
make monetize this application

6. ©2013 LHST sarl
References
« This mobile application has
been based on a study of
comparable applications
currently on the market. These
include :
…..
…..
…...
……”

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Application Overview
« This product will be used…
The primary users are ….
The primary benefits are….
The primary risks are….”

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Functionality
For each function :
Describe and prioritize the
function
Diagram the dataflow
Document the requirements
(preconditions and post-
conditions).

9. ©2013 LHST sarl
Usability and Performance
• Describe the application’s
interface
• Specify response time,
throughput, capacity.
• Business partners/integrators
can enhance the application…

10. ©2013 LHST sarl
Security
Describe how the application will
deal with:
• Authorization.
• Confidentiality
• Protection of enterprise data.
• Backup and Recovery

11. ©2013 LHST sarl
Design Constraints
• Mobile platforms
• Programming languages
• Databases
• Development tools
• Store requirements
• Legal requirements
• Professional standards
• Other