Q. Explain Initial investigation?

Initial Investigation

• This is the first phase of SDLC and is known as identification of need.
• This is a user's request to change, improve or enhance an existing system.
• The objective is to determine whether the request is valid or feasible
• The user request identifies the need for change and authorizes the initial investigation.

User's Request Form

• User assigned title of work requested.
• Nature of work requested (problem definition)
• Date request was submitted
• Date job should be completed
• Purpose of job requested
• Expected benefits
• Input/ Output description
• Requester's signature title, department, and phone number.
• Signature, title and department of person approving the request.

Needs Identification

• The success of a system depends largely on how accurately a problem is defined, thoroughly investigated and properly carried out through the choice of solution.
• It is concerned with what the user needs rather than what he/she wants.