1 isa&d29-oct-13. 2 isa&d29-oct-13 systems analyst: problem solver it and strategic planning

1ISA&D29-Oct-13

Concepts of System Analysis

2ISA&D29-Oct-13

• Systems Analyst: problem solver• IT and Strategic Planning

Lecture details

3ISA&D29-Oct-13

Information Systems are crucial to modern business organizations

The key to successful system development is systems analysis and design

• Systems Analysis (SA): is the process of understanding and specifying in detail what the information system should do.

The Analyst as a Business Problem Solver

4ISA&D29-Oct-13

Information systems and component parts

5ISA&D29-Oct-13

Systems Design (SD): is the process of specifying in detail how the many components of the information system should be physically implemented.

• Systems Analyst (SA): is a business professional who uses analysis and design techniques to solve business problems using information technology and who develops IS.

Systems Design and Systems Analyst

6ISA&D29-Oct-13

• Systems analyst is a problem solver rather than a technical programmer • A great variety of special skills is required:

Technical Knowledge and Skills

Business Knowledge and Skills

People Knowledge and Skills

Integrity and Ethics

System analyst as a problem solver

7ISA&D29-Oct-13

8ISA&D29-Oct-13

System Analyst Approach to Problem Solving

2- Verify benefits of solving problem outweigh the costs

1- Research and understand the problem

3- Define the requirements for solving the problem

4- Develop a set of possible solutions (alternatives)

6- Define the details of the chosen solution

8- Monitor to ensure desired results

5- Decide which solution is best and recommend

7- Implement the solution

9ISA&D29-Oct-13

An analyst should have fundamental technology knowledge of: Computers / peripheral devices (hardware) Files and database systems Input and output components and alternatives Computer networks and protocols Programming languages, operating systems, and utilities Communication and collaboration technology

Dropbox, GoogleDrive,

Technical knowledge and skills

10ISA&D29-Oct-13

Software productivity packages Integrated development environments (IDEs) for

programming languages Visual modelling tools and code generation tools Analyst understands SDLC techniques

Project planning, cost/benefit, interviewing Systems requirements modelling including Design, database design,

and network configuration

Analyst Uses Tools

11ISA&D29-Oct-13

Analyst must understand

• Business functions performed by organization

• Strategies, plans, traditions, and values of the organization

• Organizational structure

• Organization management techniques

• Functional work processes

Business knowledge and skills

12ISA&D29-Oct-13

• Systems analyst must be an effective communicator

• Systems analyst must be able to perform various roles such as negotiator, teacher, mentor, collaborator, and manager

People knowledge and skills

13ISA&D29-Oct-13

Analyst has access to confidential information, such as salary, an organization’s planned projects, security systems, and so on.

• Must keep information private

• Any impropriety can ruin an analyst’s career

• An analyst plans the security in systems to protect confidential information

Analyst Integrity and Ethics

14ISA&D29-Oct-13

Types of Technology Encountered

Any change is opposite by traditional users

Desktop systems

Networked desktop systems that share data

Client-server systems

Large-scale centralized mainframe systems

Systems using Internet, intranet, and extranet technology

Environment surrounding analyst

15ISA&D29-Oct-13

• Programmer Analyst

• Business Systems Analyst

• End-user Analyst

• Business Consultant

• Systems Consultant

• System Support Analyst

• System Designer

• Software Engineer

• System Architect

Analysts Job Titles

16ISA&D29-Oct-13

Special projects affecting executives• Designing an executive information system • Business process management, redesign and improvements of existing processes• systems strategic planning is one of the key components of a strategic plan• Application architecture plan (business focus)• Technology architecture plan (infrastructure focus)

Analysts Role in Strategic Planning

17ISA&D29-Oct-13

18ISA&D29-Oct-13

End

Thank you

??????