Grab latest Oracle 1z1-071 Dumps as PDF Updated on 2022
Newly Released 1z1-071 Dumps for Oracle PL/SQL Developer Certified Associate Certified
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By integrating a broad range of relevant data base functionality, roles and activities, Oracle 1Z0-071 Certification enhances your experience and expertise. Oracle Database qualification prepares you through research, laboratories and experience to complete challenging and practical tasks. With this certificate, the knowledge and familiarity with Oracle RAC and Grid Infrastructure will be improved. After receiving this credential, RAC database, Clusterware and ASM environment may be installed, maintained, tuned and retrieved. 1Z0-071 practice exams are the best way to start the preparation.
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- ‘Study Guide for 1Z0-071: Oracle Database 12c SQL: Oracle Certification Prep’ by Matthew Morris, written by an author of multiple Oracle Database certification prep guides and an OCE badge holder in Oracle SQL direction. Then an Oracle expert like him can cover all of the exam topics in a concise manner and prepare future administrators for Oracle Database SQL Certified Associate certification. Thus, in this study edition, you will learn everything about applying the SQL language when working with Oracle Database products, from restricting and sorting data to using DDL to manage tables and their relationships. In other words, by ordering this book in the Kindle or Paperback version, you will get a true Oracle Database 12c administrator's guide of how to use SQL and will gain knowledge both for writing the Oracle 1Z0-071 exam and performing daily tasks.
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So, the choice is yours, but in any case, plan your preparation beforehand and check the official sources first to grab the opportunity to save a lot of time and write the final test with flying colors.
NEW QUESTION 152
Which three statements are true about inner and outer joins?
- A. A full outer join must use Oracle syntax.
- B. A left or right outer join returns only unmatched rows.
- C. A full outer join returns matched and unmatched rows.
- D. Outer joins can only be used between two tables per query.
- E. An inner join returns matched rows.
- F. Outer joins can be used when there are multiple join conditions on two tables.
Answer: C,E,F
NEW QUESTION 153
Examine these SQL statements which execute successfully:
Which two statements are true after execution? (Choose two.)
- A. The foreign key constraint will be enabled and DEFERRED.
- B. The foreign key constraint will be disabled.
- C. The primary key constraint will be enabled and IMMEDIATE.
- D. The foreign key constraint will be enabled and IMMEDIATE.
- E. The primary key constraint will be enabled and DEFERRED.
Answer: D,E
Explanation:
Explanation/Reference:
NEW QUESTION 154
You execute this command:
ALTER TABLE employees SET UNUSED(department_id)
Which two are true? (Choose two.)
- A. A new column with the name DEPARTMENT_IDcan be added to the EMPLOYEEStable.
- B. No updates can be made to the data in the DEPARTMENT_IDcolumn.
- C. The DEPARTMENT_IDcolumn can be recovered from the recycle bin.
- D. The DEPARTMENT_IDcolumn is set to null for all rows in the table.
- E. The storage space occupied by the DEPARTMENT_IDcolumn is released only after a COMMITis issued.
- F. A query can be display data from the DEPARTMENT_IDcolumn.
Answer: A,D
Explanation:
If a new column is added to a table, the column is initially NULL
Reference:
https://docs.oracle.com/cd/B28359_01/server.111/b28310/tables006.htm#ADMIN11005
NEW QUESTION 155
Which two statements are true about CURRENT_TIMEITAMP?
- A. It returns the same date as CURRENT_DATE.
- B. It always returns the same value as SYSTIMESTAMP
- C. The value varies depending on the setting of SESSIONTIMEZONE.
- D. It returns a value of data type TIMESTAMP
- E. The date is in the time zone of DBTIMEZONE.
- F. The time is in the time zone of DBTIMEZONE.
Answer: B,F
NEW QUESTION 156
Which task can be performed by using a single Data Manipulation Language (OML) statement?
- A. adding a column constraint when inserting a row into a table
- B. removing all data only from one single column on which a primary key constraint is defined
- C. adding a column with a default value when inserting a row into a table
- D. removing all data only from one single column on which a unique constraint is defined
Answer: B
NEW QUESTION 157
Which statement is true about transactions?
- A. A set of Data Manipulation Language (DML) statements executed in a sequence ending with a SAVEPOINT forms a single transaction.
- B. A set of DDL statements executed in a sequence ending with a COMMIT forms a single transaction.
- C. Each Data Definition Language (DDL) statement executed forms a single transaction.
- D. A combination of DDL and DML statements executed in a sequence ending with a COMMIT forms a single transaction.
Answer: C
Explanation:
https://docs.oracle.com/database/121/CNCPT/transact.htm#CNCPT038
NEW QUESTION 158
Which CREATE TABLEstatement is valid?
- A.
- B.
- C.
- D.
Answer: A
NEW QUESTION 159
View the Exhibit and examine the structure of the ORDER_ITEMS table.
Examine the following SQL statement:
SELECT order_id, product_id, unit_price
FROM order_items
WHERE unit_price =
(SELECT MAX(unit_price)
FROM order_items
GROUP BY order_id);
You want to display the PRODUCT_ID of the product that has the highest UNIT_PRICE per ORDER_ID.
What correction should be made in the above SQL statement to achieve this?
- A. Replace = with the >ALL operator
- B. Replace = with the >ANY operator
- C. Remove the GROUP BY clause from the subquery and place it in the main query
- D. Replace = with the IN operator
Answer: D
NEW QUESTION 160
Which three actions can you perform by using the ORACLE_DATAPUMP access driver?
- A. Read data from an external table and load it into a table in the database.
- B. Create a directory object for a flat file.
- C. Query data from an external table.
- D. Create a directory object for an external table.
- E. Execute DML statements on an external table.
- F. Read data from a table in the database and insert it into an external table.
Answer: A,F
NEW QUESTION 161
Which statement correctly grants a system privilege?
GRANT CREATE VIEW
- A. TO PUBLIC;
GRANT CREATE TABLE - B. TO user1, user2;
GRANT CREATE SESSION - C. ON table1 TO
user1;
GRANT ALTER TABLE - D. TO ALL;
Answer: B
NEW QUESTION 162
Which statement is true regarding external tables?
- A. The default REJECT LIMIT for external tables is UNLIMITED.
- B. ORACLE_LOADER and ORACLE_DATAPUMP have exactly the same functionality when used with an external table.
- C. The data and metadata for an external table are stored outside the database.
- D. The CREATE TABLE AS SELECT statement can be used to upload data into a normal table in the database from an external table.
Answer: D
Explanation:
Explanation
References:
https://docs.oracle.com/cd/B28359_01/server.111/b28310/tables013.htm
NEW QUESTION 163
Which two statements are true about Data Manipulation Language (DML) statements? (Choose two.)
- A. An INSERT INTO...VALUES.. statement can add multiple rows per execution to a table.
- B. A DELETE FROM..... statement can remove rows based on only a single condition on a table.
- C. An INSERT INTO... VALUES..... statement can add a single row based on multiple conditions on a table.
- D. An UPDATE....SET.... statement can modify multiple rows based on only a single condition on a table.
- E. A DELETE FROM..... statement can remove multiple rows based on multiple conditions on a table.
- F. An UPDATE... SET... statement can modify multiple rows based on multiple conditions on a table.
Answer: E,F
Explanation:
Explanation
References:
http://www.techonthenet.com/sql/and_or.php
NEW QUESTION 164
View the Exhibit and examine the structure of the EMP table which is not partitioned and not an index- organized table. (Choose two.)
Evaluate this SQL statement:
ALTER TABLE emp
DROP COLUMN first_name;
Which two statements are true?
- A. The FIRST_NAME column would be dropped provided it does not contain any data.
- B. The drop of the FIRST_NAME column can be rolled back provided the SET UNUSED option is added to the SQL statement.
- C. The FIRST_NAME column can be dropped even if it is part of a composite PRIMARY KEY provided the CASCADE option is added to the SQL statement.
- D. The FIRST_NAME column would be dropped provided at least one column remains in the table.
Answer: D
NEW QUESTION 165
Which three statements are true regarding the usage of the WITH clause in complex correlated subqueries:
(Choose three.)
- A. The query name in the WITH clause is visible to other query blocks in the WITH clause as well as to the main query block
- B. If the query block name and the table name are the same, then the table name takes precedence.
- C. The WITH clause can hold more than one query.
- D. It can be used only with the SELECT clause.
Answer: A,C,D
NEW QUESTION 166
Evaluate the following statement.
Which statement is true regarding the evaluation of rows returned by the subquery in the INSERTstatement?
- A. All rows are evaluated by all the three WHEN clauses.
- B. Each row is evaluated by the first WHEN clause and if the condition is false then the row would be evaluated by the subsequent when clauses.
- C. The INSERT statement will return an error because the ELSE clause is missing.
- D. Each row is evaluated by the first WHEN clause and if the condition is true, then the row would be evaluated by the subsequent when clauses.
Answer: A
NEW QUESTION 167
View the Exhibit and examine the structure of the CUSTOMERS and CUST_HISTORY tables.
The CUSTOMERS table contains the current location of all currently active customers.
The CUST_HISTORY table stores historical details relating to any changes in the location of all current as well as previous customers who are no longer active with the company.
You need to find those customers who have never changed their address.
Which SET operator would you use to get the required output?
- A. UNION
- B. UNION ALL
- C. MINUS
- D. INTERSECT
Answer: C
NEW QUESTION 168
......
Prerequisites
There are no official requirements for passing the Oracle 1Z0-071 exam. However, it is recommended that the students have a good grasp of SQL syntax rules. They also need to be able to use general SQL functions, identify the result of fundamental DDL operations, and know how to implement SQL statements and functions.
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