Phase 1 - Page 1.1.2
ALOOKZ 5 Phases → SDLC
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Phase Description Page Number
1 Preliminary Investigation
Preliminary investigation is SDLC first phase. In this phase, the system is investigated.
The objective of this phase is to conduct an initial analysis and findings of the system.
SDLC stands for System Development Life Cycle. It is a step-by-step process.
It is an organized way of developing successful systems.
It improves the quality of a system. SDLC consists of different phases.
Each phase deals with a key issue and produces result called deliverables.
The result of one phase becomes the input for the next phase. 		1
  The most important stage of the SDLC process is planning.
It entails determining and defining the project scope in order
to develop a complete action plan for the project, as well as
identifying the issues that the solution will address.
This phase lays out what will happen during the project’s life cycle
and decides whether or not it will succeed. At this point, the team structure,
time frame, budget, security, and other critical issues should all be considered. 		1.1
  System Identification:
This phase is used to recognize the need for a new system.
The system is identified at this stage. It is very important step.
Everything performed in future depends on this definition and identification.
System Scope: The scope of the system is also recognized at this stage.
A system can be reduced in its scope due to financial, political or time problems. 		1.1.1
  Alternative Solutions:
This phase is also used to find out alternate solutions for developing the system.
The best available solution must be used. The best way to do this is to interview
the concerned people in the organization. It may include the clients, customer,
supplier and consultants etc. The competitors can also be an important source to find the best way to develop new system. 		1.1.2
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  1.2
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    1.4
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