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1Z1-071考古題介紹，1Z1-071考題資訊 - Oracle 1Z1-071最新題庫 - Royalholidayclubbed
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Royalholidayclubbed會盡全力幫助你一次性通過1z1-071 - Oracle Database SQL考古題介紹認證考試，並且還可以鞏固你的IT專業知識。 Royalholidayclubbed是一家專業的，它專注于廣大考生最先進的Oracle的1z1-071 在線題庫考試認證資料，有了Royalholidayclubbed，Oracle的1z1-071 在線題庫考試認證就不用擔心考不過，Royalholidayclubbed提供的考題資料不僅品質過硬，而且服務優質，只要你選擇了Royalholidayclubbed，Royalholidayclubbed就能幫助你通過考試，並且讓你在短暫的時間裏達到高水準的效率，達到事半功倍的效果。
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Oracle 1z1-071考古題介紹 - 这样在考试时你就可以轻松自如地应对了。
我們Royalholidayclubbed確保你第一次嘗試通過考試，取得該認證專家的認證。因為我們Royalholidayclubbed提供給你配置最優質的類比Oracle的1z1-071考古題介紹的考試考古題，將你一步一步帶入考試準備之中，我們Royalholidayclubbed提供我們的保證，我們Royalholidayclubbed Oracle的1z1-071考古題介紹的考試試題及答案保證你成功。
或者你也可以選擇為你免費更新考試考古題。有了這樣的保障，實在沒有必要擔心了。
1z1-071 PDF DEMO:
QUESTION NO: 1
Which two statements are true regarding roles? (Choose two.)
A. The REVOKE command can be used to remove privileges but not roles from other users.
B. Roles are named groups of related privileges that can be granted to users or other roles.
C. A user can be granted only one role at any point of time.
D. A role can be granted to PUBLIC.
E. A role can be granted to itself.
Answer: B,D
Explanation:
http://docs.oracle.com/cd/E25054_01/network.1111/e16543/authorization.htm#autoId28
QUESTION NO: 2
Which two statements are true regarding multiple-row subqueries? (Choose two.)
A. They can contain group functions.
B. They use the < ALL operator to imply less than the maximum.
C. They should not be used with the NOT IN operator in the main query if NULL is likely to be a part of the result of the subquery.
D. They can be used to retrieve multiple rows from a single table only.
E. They always contain a subquery within a subquery.
Answer: A,C
QUESTION NO: 3
Which two statements are true about INTERVAL data types?
A. INTERVAL YEAR TO MONTH columns only support monthly intervals within a single year.
B. The YEAR field in an INTERVAL YEAR TO MONTH column must be a positive value.
C. INTERVAL DAY TO SECOND columns support fractions of seconds.
D. The value in an INTERVAL DAY TO SECOND column can be copied into an INTERVAL YEAR TO
MONTH column.
E. INTERVAL YEAR TO MONTH columns only support monthly intervals within a range of years.
F. INTERVAL YEAR TO MONTH columns support yearly intervals.
Answer: C,F
QUESTION NO: 4
A non-correlated subquery can be defined as __________. (Choose the best answer.)
A. A set of sequential queries, all of which must always return a single value.
B. A set of sequential queries, all of which must return values from the same table.
C. A set of one or more sequential queries in which generally the result of the inner query is used as the search value in the outer query.
D. A SELECT statement that can be embedded in a clause of another SELECT statement only.
Answer: C
QUESTION NO: 5
Examine the structure of the EMPLOYEES table:
There is a parent/child relationship between EMPLOYEE_ID and MANAGER_ID.
You want to display the name, joining date, and manager for all employees. Newly hired employees are yet to be assigned a department or a manager. For them, 'No Manager' should be displayed in the MANAGER column.
Which SQL query gets the required output?
A. SELECT e.last_name, e.hire_date, NVL(m.last_name, 'No Manager') ManagerFROM employees e
RIGHT OUTER JOIN employees mON (e.manager_id = m.employee_id);
B. SELECT e.last_name, e.hire_date, NVL(m.last_name, 'No Manager') ManagerFROM employees e
JOIN employees mON (e.manager_id = m.employee_id);
C. SELECT e.last_name, e.hire_date, NVL(m.last_name, 'No Manager') ManagerFROM employees e
NATURAL JOIN employees mON (e.manager_id = m.employee_id).
D. SELECT e.last_name, e.hire_date, NVL(m.last_name, 'No Manager') ManagerFROM employees e
LEFT OUTER JOIN employees mON (e.manager_id = m.employee_id);
Answer: D
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Updated: May 28, 2022
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