Major Activities in requirement Determination :

Requirements Anticipation : 

• It predicts the CHARACTERISTICS of system based on previous EXPERIENCE which include CERTAIN problems or features and requirements for a new system.

• It can lead to analysis of areas that would otherwise go unnoticed by inexperienced analyst. But if shortcuts are taken and bias is introduced in conducting the investigation, then requirement Anticipation can be half-baked.

Requirements Investigation : 

• It is studying the current system and documenting its features for further analysis.

• It is at the heart of system analysis where analyst documenting and describing system features using fact-finding TECHNIQUES, PROTOTYPING, and computer assisted tools.

Requirements Specifications :

• It includes the analysis of data which determine the requirement specification, description of features for new system, and specifying what information requirements will be provided.
• It includes analysis of factual data, identification of essential requirements, and selection of Requirement-fulfillment strategies.

Major Activities in requirement Determination :

Requirements Anticipation : 

Requirements Investigation : 

Requirements Specifications :