Systems Architecture.

Systems Architecture
Architectural Decision
<AD ID> <AD Title>
ISYS1088-89 Architectural Decision
Identifier <AD ID> Topic/Viewpoint ACME Business Banking
Online
Date <Date> Made By <Your group’s name>
Project Phase Evaluation Systems Impacted ACME BBO software
Architectural
Decision
Architectural decisions represent the key decisions that affect the design and
architecture of the system. This involve component design and manufacturing
decisions that are difficult to change later and are quite costly.
Problem
Statement
The ACME Bank has decided to introduce a new web based platform called
Business Banking Online or BBO, which will be required to perform all the bank
functions over the internet using an external server. The problem is finding an
external server capable enough to support the bank’s work load. Purchasing and
running in-house server is very costly.
Motivation Delivery of bank functionalities 24x7 over the internet sitting at the comfort of
their homes is the key to the success of the BBO banking application.
Assumptions 1. The application will be able to handle more than 60-70 lakh transactions per
day.
2. The application will be able to work 24 hours 7 days a week with very low
server downtime.
3. The application must be able to handle minimum of 2000-3000 customers
per day some accessing the app at the same time.
Alternative 1
Considered
Option 1: External Server Support
Overview
The support from an external server agency might be required for proper
functioning of the system without much downtime. The external agency will be
completely dedicated to the server’s maintenance.
Alternative 2
Considered
Option 2: Maintenance team for in-house server support
Overview
A separate maintenance team completely dedicated to the maintenance of the
application and its in-house servers can be used for smooth functioning of the