[2024-06-24更新,250問] 無料Oracle 1z0-071試験問題集、1z0-071予想試験(ページ 37)

1z0-071 試験問題 176

SCOTT はデータベース内のユーザーです。
DBA が発行したコマンドを評価します。

上記のコマンドの実行に関して正しいのはどれですか?

A. WITH GRANToption が欠落しているため、ステートメント 1 は実行されません。

B. IDENTIFIED BY <password> 句が欠落しているため、ステートメント 1 は実行されません。

C. システム権限とオブジェクト権限を 1 つの GRANT コマンドで同時に付与できないため、ステートメント 2 は実行されません。

D. ロールとシステム権限を 1 つの GRANT ステートメントで一緒に付与できないため、ステートメント 3 は実行されません。

1z0-071 試験問題 177

View the exhibit and examine the description of the PRODUCT_INFORMATIONtable.

Which SQL statement would retrieve from the table the number of products having LIST_PRICEas NULL?
SELECT COUNT (DISTINCT list_price)

A. FROM product_information
WHERE list_price is NULL
SELECT COUNT (NVL(list_price, 0))

B. FROM product_information
WHERE list_price is NULL
SELECT COUNT (list_price)

C. FROM product_information
WHERE list_price i= NULL
SELECT COUNT (list_price)

D. FROM product_information
WHERE list_price is NULL

1z0-071 試験問題 178

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

Evaluate the following SQL statement:

Which statement is true regarding the outcome of the above query?

A. It returns an error because WHERE and HAVING clauses cannot be used to apply conditions on the same column.

B. It returns an error because WHERE and HAVING clauses cannot be used in the same SELECT statement.

C. It returns an error because the BETWEEN operator cannot be used in the HAVING clause.

D. It executes successfully.

1z0-071 試験問題 179

See the Exhibit and examine the structure of the PROMOTIONS table:

Using the PROMOTIONS table,
you need to find out the average cost for all promos in the range $0-2000 and $2000-5000 in category A.
You issue the following SQL statements:

What would be the outcome?

A. It generates an error because multiple conditions cannot be specified for the WHEN clause.

B. It executes successfully and gives the required result.

C. It generates an error because CASE cannot be used with group functions.

D. It generates an error because NULL cannot be specified as a return value.

1z0-071 試験問題 180

Which three are true about multitable INSERTstatements? (Choose three.)

A. They can be performed only by using a subquery.

B. They can insert each computed row into more than one table.

C. They can be performed on relational tables.

D. They can be performed on views.

E. They can be performed on remote tables.

F. They can be performed on external tables using SQL* Loader.

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1z0-071 試験問題 176

1z0-071 試験問題 177

1z0-071 試験問題 178

1z0-071 試験問題 179

1z0-071 試験問題 180

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