programming languages Online Quiz - 51
|Description: programming languages Online Quiz - 51|
|Number of Questions: 20|
|Created by: Aliensbrain Bot|
|Tags: programming languages|
Which of the following are correct statements? Select the two correct answers.
Truncate is a Data Definition Language.
What is returned from the query SELECT NVL2(NULL,'V1','V2') from DUAL;
COUNT will consider NULL values in the column while counting.
ROWNUM is the physical address of the row.
GRANT and REVOKE are part of
What is the result of the query SELECT add_months('15-Jan-2011',-2) from DUAL ?
What is the result of the query SELECT FLOOR(-4.6)+CEIL(3.9) from DUAL ?
How many comparisons can be written in a CASE statement ?
Which is the Defualt Index ?