Answer / vuthpala

When a user signs on to an SAP system, a user buffer is
built containing all
authorizations for the user. Each user has his or her own
user buffer.

Answer / pavithran438

When a user signs on to an SAP system, a user buffer is 
built containing all authorizations for the user. Each user has his or her own user buffer.

The user context is the data that is specifically assigned to an SAP user.Whenever an SAP user starts a transaction (an ABAP program), the work process processing the request always requires the user context.

Answer / karunakar

User context is used to store user related authorizations
and screen elements , user parameters,
user buffer is used to store recently accessed data and
rarely changed data,
Please correct me if i am wrong

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