Explain need of system analysis for design of an Information system. Also briefly describe tools and methods used in Analysis.

System analysis is an important step in the design of an information system because it helps to identify and understand the needs and requirements of the system's users, as well as the objectives and constraints of the organization. This information is then used to design a system that meets the needs of the users and the organization.

The process of system analysis typically involves several key steps, including:

1. Identifying the problem or opportunity: This step involves identifying the problem or opportunity that the information system is intended to address. This may involve interviews with users and stakeholders, as well as an analysis of existing systems and processes.

2. Defining the requirements: Once the problem or opportunity has been identified, the next step is to define the requirements for the system. This may include functional requirements (e.g., what the system should ______ _________ _______ _____ _____ ________ ______ _________.
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