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Oracle Certification Program interview questions
Oracle Certification Program interview questions
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Take as many assements as you can to improve your validate your skill rating
Total Questions: 5
1. Which command will delete all data from a table and will not write to the rollback segment?
A. DROP
B. DELETE
C. CASCADE
D. TRUNCATE
Show Correct Answer
Correct Answer is :
TRUNCATE
2. Which character function can be used to return a specified portion of a character string?
A. INSTR
B. SUBSTRING
C. SUBSTR
D. POS
Show Correct Answer
Correct Answer is :
SUBSTR
3. The primary key on table EMP is the EMPNO column. Which of the following statements will not use the associated index on EMPNO?
A. select * from EMP where nvl(EMPNO, '00000') = '59384';
B. select * from EMP where EMPNO = '59384';
C. select EMPNO, LASTNAME from EMP where EMPNO = '59384';
D. select 1 from EMP where EMPNO = '59834';
Show Correct Answer
Correct Answer is :
select * from EMP where nvl(EMPNO, '00000') = '59384';
4. When a user creates an object without a TABLESPACE clause, where will Oracle store the segment?
A. System tablespace
B. Users tablespace
C. Default tablespace for the user
D. Default tablespace for the user
Show Correct Answer
Correct Answer is :
Default tablespace for the user
5. Which character is used to continue a statement in SQL*Plus?
A. *
B. /
C. -
D. #ERROR!
Show Correct Answer
Correct Answer is :
-
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