An attribute A of datatype varchar(20) has the value “Avi”. The attribute B of datatype char(20) has value ”Reed”. Here attribute A has ____ spaces and attribute B has ____ spaces.

An attribute A of datatype varchar(20) has the value “Avi”. The attribute B of datatype char(20) has value ”Reed”. Here attribute A has ____ spaces and attribute B has ____ spaces.
3, 20
Explanation: Varchar changes its length accordingly whereas char has a specific length which has to be filled by either letters or spaces.
20, 4
20, 20
3, 4

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