Answer / gnani

Field set is same as block but with caption.

Using Layout calculation we can add runtime information to
report like rownum,page no.,date,time...
Using Query calculation we can perform scrubbing.
i.e u can calculate query items with arithmetic operations.
eg; [unit price]*[quantity],

Answer / adi

field set is a container here we can add other insertable
objects its looking like frame


using query calculation we can add new data items in report
designer page by applying calculations on source query items
ex:revenue=unitprice*quantity

by using layout calculation we can add run time information
by appying calculation on existing data items in reporting
environment

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