Question

SELECT REPLACE('JACK and JUE','J','BL') FROM DUAL; What will be the output???
O ACK & UE
O BLACK & BLUE
O No Changes
O None of the above
SELECT RPAD ('EXAM',10,'*') FROM DUAL; What will be the output of the query
O
9​

Answer 1

Answer:

BLACK & BLUE

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Answer 2

Answer:

BLACK and BLUE

Explanation:

The following example replaces occurrences of J with BL:

SELECT REPLACE('JACK and JUE','J','BL') "Changes"

    FROM DUAL;

Changes

--------------

BLACK and BLUE

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