CHAPTER 2 SYSTEM PLANNING-2.1 Preliminary Investigation - Coggle Diagram
CHAPTER 2 SYSTEM PLANNING-2.1 Preliminary Investigation
A systems analyst conducts a preliminary investigation to study the systems request and recommend specific action.
After obtaining an authorization to proceed, the analyst interacts with managers and users.
The end product of the preliminary investigation is a report to management.
Interaction With Managers And Users
Let people know about the investigation and explain your role
Employee attitudes and reactions are important and must be considered
Be careful in your use of the word problem
Question users about additional capability they would like to have
Steps In Preliminary Investigation
STEP 1 : Understand The Problem Or Opportunity
-A popular technique for investigating causes and effects is called a fishbone diagram, or Ishikawa diagram
STEP 2 : Define The Project Scope & Constrain
-Determining the project scope means defining the specific boundaries, or extent, of the project.
STEP 3 : Perform Fact Finding
-The objective of fact-finding is to gather data about project usability, costs, benefits, and schedules.
STEP 4: Analyze Project Usability, Cost, Benefit, and Schedule Data
-Before you can evaluate feasibility, you must analyze this data carefully
STEP 5: Evaluate Feasibility
-Start by reviewing the answers to the questions you asked
Also consider the following guidelines:
Your fact-finding should have included a review of user needs, requirements, and expectations.
The fact-finding data should identify the hardware, software, and network resources needed to develop, install, and operate the system.
Using the fact-finding data, you can apply the financial analysis.
The fact-finding data should include stakeholder expectations regarding acceptable timing and completion dates.
STEP 6: Present Results and Recommendations to Management
-The final task in the preliminary investigation is to prepare a report to management
A typical report might consist of the following sections:
Systems request summary
Case for action
Time & cost estimates
Planning The Preliminary Investigation
During a preliminary investigation, a systems analyst typically follows a series of steps
The exact procedure depends on the nature of the request, the size of the project, and the degree of urgency