Life of the software - SDLC

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Information about Life of the software - SDLC
Business & Mgmt

Published on January 26, 2014

Author: bharathraob



Everything has its birth, maintenance and end of life. This presentation gives an overview of the entire SDLC Process.

 1  Bharath Rao B 2

It is the process of building or acquiring new systems in environment Generic sequence of steps or phases Systems may be custom developed or purchased directly from a vendor. It is usually long term 3

Business Process Reengineering Better Efficiency Cost Saving Better Returns on Investment Increase in Cash Flows 4

Auditor helps in BPR, Settin g the scope and Testing Host Vendor provides the solution to the Host Auditor Auditor helps in Scope Management, and Design of solution Vendor

 6  Is it as simple as it looks like???

Preliminary Investigation System Requirements and Analysis System Design Systems Development Systems Testing Systems Implementatio n System Maintenance 7

Audit and Assurance Consultancy IT an Emerging Field 8

Preliminary Review  Business Requirements  o IT Objectives should always be align with Business Objectives and not vice versa     Current state of business and its processes Scope Technical Requirements o (Hardware, Manpower, Budg ets, Resources)    Auditor’s Role Assessing the Business Objectives and IT objectives Design of the revised objectives Scope Document (RFP, Tender, EOI) Budgeting and Financial Feasibility decision taking ROI Feasibility 9

 Auditor’s Role System R & A Functionalities  o Requirement gathering o FRS Document  Deliverables  o Hardware equipment o Software Interfaces  o Revised Business Processes   Project Plan Resource Allotment   Participate in requirement gathering process and approve by giving signoffs (PMO) Decide the software deliverables Business Process Reengineering and Benchmarking Develop a project plan Resource Allotment o Developers, Funds, Hardw are, Man Power etc 10

Auditor’s Role System Design Translate the functional Requirements Review and give sign off of the HLD and LLD (PMO) Technical Design • • • • May use help of an Expert – SA 620 Algorithms and Flowcharts Database Schemas User Interfaces HLD and LLD 11

Systems Development Auditor’s Role Coding and Acquisition • Sharepoint, C, C++, Java, VB.Net, C#, SQL • Purchase the licence directly Licencing Coding Standards and conventions are followed Nothing Documentation and preservation of codes and invoices etc. 12

Auditor’s Role Testing Design the test plans Unit Testing Integration Testing System Testing Evaluate the test results Final/User Acceptance Testing Test Data and Environment Test Plan Test Results Documentation of Test Summary for signoff Provide Signoffs 13

      Implementation Installation vs. Implementation Configuration Deployment of the system Live Data Migration and Conversion Production Environment Documentation of Implementation   Auditor’s Role Ensure that correct configuration is applied to suit business requirements Data is migrated completely and is converted. o C-I-A of Data is maintained  Review of the Documentation of implementation 14

Auditor’s Role Maintenance Evaluation and Monitoring Feedback from users Supervise Software Patching and Updates 15

IT Governance Systems Enterprise Resource Planning Governance Risk and Compliance Web Hosting Services CBS System Accounting Systems etc. CRM EDI (Electronic Data Interchange) HRM 16


   BHARATH RAO B +91 96113 19421 | /bharathraob

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