Free Access Oracle.1z0-071.v2022-08-30.q239 Practice Test (Page 38)

Question 181

You issue the following command to drop the PRODUCTStable:
SQL > DROP TABLE products;
Which three statements are true about the implication of this command?

A.All views and synonyms on the table remain but they are invalidated.

B.A pending transaction in the session is committed.

C.All data along with the table structure is deleted.

D.All data in the table is deleted but the table structure remains.

E.All indexes on the table remain but they are invalidated.

Question 182

Examine these SQL statements which execute successfully:

Which two statements are true after execution? (Choose two.)

A.The foreign key constraint will be disabled.

B.The primary key constraint will be enabled and DEFERRED.

C.The foreign key constraint will be enabled and DEFERRED.

D.The foreign key constraint will be enabled and IMMEDIATE.

E.The primary key constraint will be enabled and IMMEDIATE.

Question 183

Which statement is true regarding the default behavior of the ORDER BYclause? (Choose two.)

A.NULLs are not included in the sort operation.

B.In a character sort, the values are case-sensitive.

C.Column aliases can be used in the ORDER BY clause.

D.Numeric values are displayed in descending order if they have decimal positions.

E.Only columns that are specified in the SELECTlist can be used in the ORDER BYclause.

Question 184

View the Exhibits and examine PRODUCTS and SALES tables.

You issue the following query to display produce name and the number of times the product has been sold:
SQL>SLECT p. PROD_name, i . item _cnt
FROM (SELECT prod_id =, count (*) item_cnt
FROMm sales
GROUP BY prod_id) I RIGHT OUTER JION products p
On i. prod _id =.prod_id;
What happens when the above statement is executed?

A.The statement produce an error because a subquery in the FROM clause and outer-jions cannot be together.

B.The statement produces an error ITEM_CNT cannot be displayed in the outer query.

C.The statement produces an error because the GROUP By clause cannot be usesd in a subquery in the FROM clause.

D.the statement executes successfully and produces the required output.

Question 185

View the Exhibit and examine the structure of the PRODUCT table.

Which two tasks would require subqueries? (Choose two.)

A.display suppliers whose PROD_LIST_PRICE is less than 1000

B.display the minimum PROD_LIST_PRICE for each product status

C.display the number of products whose PROD_LIST_PRICE is more than the average PROD_LIST_PRICE.

D.display the total number of products supplied by supplier 102 and have product status as 'OBSOLETE'

E.display all products whose PROD_MIN_PRICE is more than the average PROD_LIST_PRICE of all products, and whose status is orderable

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Question 181

Question 182

Question 183

Question 184

Question 185

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