Multiple choice technology web technology

Which is the default mode for Instancing in WCF?

  1. Singleton

  2. PerSession

  3. PerCall

  4. IsRequired
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

WCF's default instancing mode is PerCall, where a new service object is created for each operation invocation and disposed after the response. This provides better scalability and statelessness unless another mode (PerSession or Single) is explicitly configured.

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