Free 1Z0-071 Exam Questions - Easiest Way for Success

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Total 544 Questions | Updated On: Sep 13, 2024

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Question 1

Which statement will return the last sequence number generated by the EMP_ SEQ sequence?

A : SELECT NEXTVAL FROM emp_ seq;

B : SELECT CURRVAL FROM emp_ seq;

C : SELECT emp_ seq. CURRVAL FROM DUAL;

D : SELECT emp_ seq . NEXTVAL FROM DUAL;

Answer: D

Question 2

Which two are true about the MERGE statement?

A : The WHEN NOT MATCHED clause can be used to specify the deletions to be performed.

B : The WHEN NOT MATCHED clause can be used to specify the inserts to be performed.

C : The WHEN MATCHED clause can be used to specify the inserts to be performed.

D : The WHEN NOT MATCHED clause can be used to specify the updates to be performed.

E : The WHEN MATCHED clause can be used to specify the updates to be performed.

Answer: A,B

Question 3

Which two are true about external tables that use the ORACLE _DATAPUMP access driver?

A : Creating an external table creates a directory object.

B : When creating an external table, data can be selected only from a table whose rows are stored in database blocks.

C : When creating an external table, data can be selected from another external table or from a table whose rows are stored in database blocks.

D : Creating an external table creates a dump file that can be used by an external table in the same or a different database.

E : Creating an external table creates a dump file that can be used only by an external table in the same database.

Answer: B,D

Question 4

Examine the description of the CUSTONERS table

CUSTON is the PRIMARY KEY.

You must derermine if any customers'derails have entered more than once using a different

costno,by listing duplicate name

Which two methode can you use to get the requlred resuit?

A : RIGHT OUTER JOIN with seif join

B : FULL OUTER JOIN with seif join

C : SUBQUERY

D : seif join

E : LEFT OUTER JOIN with seif join

Answer: C,D

Question 5

Which two are true about multitable insert statements?

A : The conditional insert all statement inserts rows into a single table by aggregating source rows.

B : The unconditional insert all statement must have the same number of columns In both the source and target tables.

C : The conditional insert first statement always Inserts a row Into a single table.

D : They always use subqueries.

E : They can transform a row from a source table Into multiple rows In a target table.

Answer: A,D

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Total 544 Questions | Updated On: Sep 13, 2024

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