Q1. Which three are true about the CREATE TABLE command?
A.It can include the CREATE...INDEX statement for creating an index to enforce the primary key constraint.
B. The owner of the table should have space quota available on the tablespace where the table is defined.
C. It implicitly executes a commit.
D. It implicitly rolls back any pending transactions.
E. A user must have the CREATE ANY TABLE privilege to create tables.
F. The owner of the table must have the UNLIMITED TABLESPACE system privilege.
Correct Answer: B, C, E
Q2. Which two statements are true about a full outer join?
A.It includes rows that are returned by an inner join.
B. The Oracle join operator (+) must be used on both sides of the join condition in the WHERE clause.
C. It includes rows that are returned by a Cartesian product.
D. It returns matched and unmatched rows from both tables being joined.
E. It returns only unmatched rows from both tables being joined.
Correct Answer: A, D
Q3. Which two queries execute successfully?
A.SELECT NULLIF(100, 100) FROM DUAL
B. SELECT COALESCE(100, NULL, 200) FROM DUAL
C. SELECT NULLIF(100, 'A') FROM DUAL
D. SELECT NULLIF(NULL, 100) FROM DUAL
E. SELECT CO ALESCE(100, 'A' ) FROM DUAL
Correct Answer: A, B, D, E
Q4. Examine the description of the CUSTOMERS table: Which three statements will do an implicit conversion?
A.SELECT * FROM customers WHERE insert_date=DATE'2019-01-01';
B. SELECT * FROM customers WHERE customer_id='0001';
C. SELECT * FROM customers WHERE TO_DATE(insert_date)=DATE'2019-01-01';
D. SELECT * FROM customers WHERE insert_date'01-JAN-19';
E. SELECT * FROM customers WHERE customer_id=0001;
F. SELECT * FROM customers WHERE TO_CHAR(customer_id)='0001';
Correct Answer: B, D, F
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