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Oracle 1z0-071 exam is a computer-based exam consisting of 73 multiple-choice questions. Candidates have 105 minutes to complete the exam, and the passing score is 63%. 1z0-071 exam is available in several languages, including English, Japanese, Spanish, and Portuguese.
NEW QUESTION # 68
Examine the structure of the two tables.
Which two queries execute successfully? (Choose two.)
- A. Option D
- B. Option E
- C. Option C
- D. Option A
- E. Option B
Answer: A,C
NEW QUESTION # 69
The ORDERStable has a primary key constraint on the ORDER_IDcolumn.
The ORDER_ITEMStable has a foreign key constraint on the ORDER_IDcolumn, referencing the primary key of the ORDERStable.
The constraint is defined with ON DELETE CASCADE.
There are rows in the ORDERStable with an ORDER_TOTALof less than 1000.
Which three DELETEstatements execute successfully?
DELETE order_id FROM orders WHERE order_total < 1000;
- A.
- B. DELETE FROM orders;
- C. DELETE orders WHERE order_total < 1000;
- D. DELETE FROM orders WHERE order_total < 1000;
- E. DELETE * FROM orders WHERE order_total < 1000;
Answer: A,C,E
NEW QUESTION # 70
View the Exhibit and examine the structure of the EMPLOYEES and JOB_HISTORY tables.
Examine this query which must select the employee IDs of all the employees who have held the job SA_MAN at any time during their employment.
SELECT EMPLOYEE_ID
FROM EMPLOYEES
WHERE JOB_ID = 'SA_MAN'
-------------------------------------
SELECT EMPLOYEE_ID
FROM JOB_HISTORY
WHERE JOB_ID = 'SA_MAN';
Choose two correct SET operators which would cause the query to return the desired result.
- A. INTERSECT
- B. MINUS
- C. UNION
- D. UNION ALL
Answer: C,D
NEW QUESTION # 71
View the Exhibit and examine the structure of CUSTOMERS table.
Evaluate the following query:
Which statement is true regarding the above query?
- A. It produces an error because conditions on the CUST_CREDIT_LIMIT column are not valid.
- B. It produces an error because the condition on the CUST_CITY column is not valid.
- C. It produces an error because the condition on the CUST_FIRST_NAME column is not valid.
- D. It executes successfully.
Answer: D
NEW QUESTION # 72
Which three statements are true regarding the data types?
- A. Only one LONG column can be used per table.
- B. ATIMESTAMP data type column stores only time values with fractional seconds.
- C. The minimum column width that can be specified for a varchar2 data type column is one.
- D. The BLOB data type column is used to store binary data in an operating system file.
- E. The value for a CHAR data type column is blank-padded to the maximum defined column width.
Answer: A,C,E
NEW QUESTION # 73
Which two statements are true regarding a SAVEPOINT? (Choose two.)
- A. Rolling back to a SAVEPOINT can undo a TRUNCATE statement
- B. Rolling back to a SAVEPOINT can undo a DELETE statement
- C. Rolling back to a SAVEPOINT can undo a CREATE INDEX statement
- D. A SAVEPOINT does not issue a COMMIT
- E. Only one SAVEPOINT may be issued in a transaction
Answer: B,D
Explanation:
Explanation/Reference:
NEW QUESTION # 74
View the Exhibit and examine the description of the ORDERS table. (Choose two.) Which two WHERE clause conditions demonstrate the correct usage of conversion functions?
- A. WHERE TO_CHAR(Order_date, 'MON DD YYYY') = 'JAN 20 2003'
- B. WHERE Order_date > ( TO_DATE('JUL 10 2006', 'MON DD YYYY')
- C. WHERE Order_date_IN ( TO_DATE('OCT 21 2003', 'MON DD YYYY'), TO_CHAR('NOV
21 2003', 'MON DD YYYY') ) - D. WHERE Order_date > TO_CHAR(ADD_MONTHS(SYSDATE, 6), 'MON DD YYYY')
Answer: A,B
NEW QUESTION # 75
Examine the structure proposed for the TRANSACTIONS table:
Which two statements are true regarding the storage of data in the above table structure? (Choose two.)
- A. The TRANS_VALIDITY column would allow storage of a time interval in days, hours, minutes, and seconds.
- B. The CUST_STATUS column would allow storage of data up to the maximum VARCHAR2 size of
4,000 characters. - C. The TRANS_DATE column would allow storage of dates only in the dd-mon-yyyy format.
- D. The CUST_CREDIT_VALUE column would allow storage of positive and negative integers.
Answer: A,D
NEW QUESTION # 76
Table EMPLOYEEScontains columns including EMPLOYEE_ID, JOB_ID and SALARY.
Only the EMPLOYEE_ID column is indexed.
Rows exist for employees 100 and 200.
Examine this statement:
Which two statements are true? (Choose two.)
- A. Employee 100will have SALARYset to the same value as the SALARYof employee 200
- B. Employees 100will have JOB_ID set to the same value as the JOB_ID of employee 200
- C. Employee 200will have SALARYset to the same value as the SALARYof employee 100
- D. Employee 200 will have JOB_ID set to the same value as the JOB_ID of employee 100
- E. Employees 100and 200 will have the same SALARYas before the update command
- F. Employees 100 and 200will have the same JOB_ID as before the update command
Answer: B,F
NEW QUESTION # 77
Which two statements are true about sequences created in a single instance Oracle database? (Choose two.)
- A. When a database instance shuts down abnormally, sequence numbers that have been cached but not used are available again when the instance is restarted.
- B. CURRVAL is used to refer to the most recent sequence number that has been generated for a particular sequence.
- C. When the MAXVALUE limit for a sequence is reached, it can be increased by using the ALTER SEQUENCE statement.
- D. DELETE <sequencename> would remove a sequence from the database.
- E. The numbers generated by an explicitly defined sequence can only be used to insert data in one table.
Answer: B,C
Explanation:
References:
http://docs.oracle.com/cd/E11882_01/server.112/e41084/statements_2012.htm#SQLRF00817
https://docs.oracle.com/cd/A84870_01/doc/server.816/a76989/ch26.htm
NEW QUESTION # 78
Examine the description of the PRODUCT_DETAILStable:
Which two statements are true? (Choose two.)
- A. EXPIRY_DATEcontains the SYSDATEby default if no date is assigned to it.
- B. PRODUCT_PRICEcontains the value zero by default if no value is assigned to it.
- C. PRODUCT_PRICEcan be used in an arithmetic expression even if it has no value stored in it.
- D. PRODUCT_NAMEcannot contain duplicate values.
- E. PRODUCT_IDcan be assigned the PRIMARY KEYconstraint.
- F. EXPIRY_DATEcannot be used in arithmetic expressions.
Answer: C,E
NEW QUESTION # 79
View the Exhibit and examine the structure of the ORDERStable.
Which UPDATE statement is valid?
UPDATE orders
- A. SET order_date = ’12-mar-2007’,
order_total IS NULL
WHERE order_id = 2455;
UPDATE orders - B. SET order_date = TO_DATE(’12-mar-2007’,’dd-mon-yyyy’),
SET order_total = TO_NUMBER (NULL)
WHERE order_id = 2455; - C. SET order_date = ’12-mar-2007’,
AND order_total = TO_NUMBER(NULL)
WHERE order_id = 2455;
UPDATE orders - D. SET order_date = ’12-mar-2007’,
order_total = NULL
WHERE order_id = 2455;
UPDATE orders
Answer: D
NEW QUESTION # 80
Whith three statements are true about built in data types?
- A. The default length for a CHAR column is always one character
- B. A VARCHAR2 blank pads column values only if the data stored is non numeric and contains no special characlers
- C. A VARCHAR2 column definition does not require the length to be specified
- D. A CHAR column definition does not require the length to be specified
- E. A BFILE stores unstructured binary data in operating systerm files
- F. A BLOB stores unstructured binary data within the database
Answer: A,E,F
NEW QUESTION # 81
You issued this command: DROP TABLE hr. employees;
Which three statements are true?
- A. Views referencing HR, EMPLOYEES are dropped.
- B. ALL constraints defined on HR, EMPLOYEES are dropped.
- C. The HR. EMPLOYEES table may be moved to the recycle bin.
- D. Synonyms for HR EMPLOYEES are dropped.
- E. Sequences used to populate columns in the HR. EMPLOYEES table are dropped.
- F. All indexes defined on HR, EMPLOYEES are dropped.
Answer: B,C,F
NEW QUESTION # 82
Which three statements are true about single-row functions?
- A. They can be used only in the WHERE clause of a SELECT statement.
- B. They can accept only one argument.
- C. The data type returned can be different from the data type of the argument.
- D. They can be nested to any level.
- E. They return a single result row per table.
- F. The argument can be a column name, variable, literal or an expression.
Answer: C,D
NEW QUESTION # 83
Examine the data in the ORD_ITEMS table:
Evaluate this query:
Which statement is true regarding the result?
- A. It returns an error because the HAVING clause should be specified after the GROUP BY clause.
- B. It displays the item nos with their average quantity where the average quantity is more than double the overall minimum quantity of all the items in the table.
- C. It returns an error because all the aggregate functions used in the HAVING clause must be specified in the SELECT list.
- D. It displays the item nos with their average quantity where the average quantity is more than double the minimum quantity of that item in the table.
Answer: D
NEW QUESTION # 84
Which three statements are true regarding the SQL WHERE and HAVING clauses?
- A. The WHERE and HAVING clauses cannot be used together in a SQL statement.
- B. The HAVING clause conditions can use aliases for the columns.
- C. The HAVING clause is used to exclude one or more aggregated results after grouping data.
- D. The WHERE clause is used to exclude rows before grouping data.
- E. The HAVING clause conditions can have aggregating functions.
Answer: C,D,E
NEW QUESTION # 85
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Oracle Database SQL exam is a multiple-choice exam consisting of 73 questions that must be completed within 100 minutes. 1z0-071 exam is available in English and Japanese languages. 1z0-071 exam covers a wide range of topics, including data manipulation, database design, database objects, and more. 1z0-071 exam is designed to test your knowledge of SQL and your ability to apply it to real-world scenarios.
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