Answer / veena

Application server contains Dispather.
Dispatcher contains queue file and workprocessors.
When we execute object, the request goes to dispatcher and
dispatcher sends it to queue file. after that dispatcher
allocates the request to available work proecessor to
process the request.

The work processor contains screen processor, abap
processor and flow logic.

ABAP processor process the abap code.

For each request in workprocessor contains user context and
roll area.
Roll area contains program name, variables, memory area,
dyanmic variables, etc.

Answer / rajkumar

dispatcher is the control agent which manages the
resources for the R/3 applications

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