Answer Posted / sagi.nagamani

AT SELECTION SCREEN : TO VALIDATE ALL FIELDS.whenever user
presses enter this event is triggered.if there is any
error,system redisplays the screen by enabling all fields.

AT SELECTION SCREEN ON : to validate a specified field.
whenever user presses enter this event is triggerd.if there
is any error,system redisplays the screen by enabling only
that particular field & disables all the fields.

AT SELECTION SCREEN OUTPUT : THIS EVENT IS TRIGGERED BEFORE
SELECTION SCREEN APPEARS.here u can perform user defined
actions like making fields mandatory,hide like that.

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1132

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What is the use of the raising exception?

1000

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1037

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1059

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1346

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1060

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1885

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1053

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How to display if the value entered contains records or not?

1066

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What are the differences between domain and data element?

1084

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1087

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1115

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1296

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2099

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1005

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