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Que. An attribute A of datatype varchar(20) has value 'Ram' and the attribute B of datatype char(20) has value 'Sita' in oracle. The attribute A has .......... memory spaces and B has .......... memory spaces.
a. 20, 20
b. 3, 20
c. 3, 4
d. 20, 4
Answer:3, 20
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