Oracle 1z0-071 Dumps - The Sure Way To Pass Exam [Q80-Q104]

Oracle 1z0-071 Dumps - The Sure Way To Pass Exam

1z0-071 Exam Questions (Updated 2021) 100% Real Question Answers

Details for 1Z0-071

The 1Z0-071 exam contains about 78 questions and takes 2 hours for the applicants to complete all of them. There are mainly multiple-choice questions that cover a huge list of topics that include the following:

Relational Database Concepts;
Managing Data in Different Time Zones;
Restricting and Sorting Data;
Using Conditional Expressions as well as Conversion Functions;
Managing Tables and their Relationships by Using DML and DDL.
Controlling User Access;

Therefore, the first thing a responsible candidate should do is find a complete list of exam topics on the official Oracle webpage. Insofar as to be the Oracle Database SQL certified you must demonstrate a solid knowledge of how to model data and skills in using the SQL language to create and manipulate tables in the Oracle Database.

The passing score for this exam is 63%. It is even possible to take it in Spanish, not only the English language is available. To register for the test, simply go to your account at Pearson VUE and select your exam and don’t forget that you need to buy a voucher from the Oracle site. Follow the instructions to complete the registration process. The 1Z0-071 exam will cost you $245.

NEW QUESTION 80
You want to write a query that prompts for two column names and the WHEREcondition each time it is executed in a session but only prompts for the table name the first time it is executed.
The variables used in your query are never undefined in your session.
Which query can be used?

Answer: E

NEW QUESTION 81
You must create a table for a banking application. (Choose the best answer.) One of the columns in the table has these requirements:
1: A column to store the duration of a short team loan
2: The data should be stored in a format supporting DATE arithmetic with DATE datatypes without using conversion functions.
3: The maximum loan period is 30 days.
4: Interest must be calculated based on the number of days for which the loan remains unpaid.
Which data type would you use?

A. Date
B. Number
C. Timestamp
D. Interval year to month
E. Interval day to second

Answer: E

NEW QUESTION 82
Examine the business rule:
Each student can work on multiple projects and each project can have multiple students.
You need to design an Entity Relationship Model (ERD) for optimal data storage and allow for generating reports in this format:
STUDENT_ID FIRST_NAME LAST_NAME PROJECT_ID PROJECT_NAME PROJECT_TASK
Which two statements are true in this scenario?

A. PROJECT_IDmust be the primary key in the PROJECTSentity and foreign key in the STUDENTSentity.
B. STUDENT_IDmust be the primary key in the STUDENTSentity and foreign key in the PROJECTSentity.
C. The ERD must have a 1:M relationship between the STUDENTSand PROJECTSentities.
D. The ERD must have a M:M relationship between the STUDENTSand PROJECTSentities that must be resolved into 1:M relationships.
E. An associative table must be created with a composite key of STUDENT_ID and PROJECT_ID, which is the foreign key linked to the STUDENTS and PROJECTS entities.

Answer: D,E

Explanation:
Explanation/Reference:
References:
http://www.oracle.com/technetwork/issue-archive/2011/11-nov/o61sql-512018.html

NEW QUESTION 83
Sales data of a company is stored in two tables, SALES1and SALES2, with some data being duplicated across the tables. You want to display the results from the SALES1table, which are not present in the SALES2table.

Which set operator generates the required output?

A. PLUS
B. SUBTRACT
C. INTERSECT
D. MINUS
E. UNION

Answer: D

Explanation:
Explanation/Reference:
References:
https://docs.oracle.com/cd/B19306_01/server.102/b14200/queries004.htm

NEW QUESTION 84
Examine this SQL statement:

Which two are true?

A. The subquery is executed for every row in the EMPLOYEEStable.
B. The subquery is not a correlated subquery.
C. The subquery is executed before the DELETEstatement is executed.
D. All existing rows in the EMPLOYEEStable are deleted.
E. The DELETE statement executes successfully even if the subquery selects multiple rows.

Answer: A,C

NEW QUESTION 85
In which normal form is a table, if it has no multi-valued attributes and no partial dependencies?

A. third normal form
B. fourth normal form
C. first normal form
D. second normal form

Answer: D

Explanation:
Explanation
https://blog.udemy.com/database-normal-forms/

NEW QUESTION 86
Examine the structure of the two tables.

Which two queries execute successfully? (Choose two.)

A. Option A
B. Option E
C. Option B
D. Option D
E. Option C

Answer: D,E

NEW QUESTION 87
Examine the command:

What does ON DELETE CASCADE imply?

A. When a value in the BOOKS.BOOK_IDcolumn is deleted, the corresponding value is updated in the BOOKS_TRANSACTIONS.BOOK_IDcolumn.
B. When a row in the BOOKStable is deleted, the rows in the BOOK_TRANSACTIONStable whose BOOK_IDmatches that of the deleted row in the BOOKStable are also deleted.
C. When the BOOKStable is dropped, all the rows in the BOOK_TRANSACTIONStable are deleted but the table structure is retained.
D. When the BOOKStable is dropped, the BOOK_TRANSACTIONStable is dropped.

Answer: B

NEW QUESTION 88
View the exhibit and examine the descriptions of the DEPTand LOCATIONStables.

You want to update the CITYcolumn of the DEPTtable for all the rows with the corresponding value in the CITYcolumn of the LOCATIONStable for each department.
Which SQL statement would you execute to accomplish the task?
UPDATE dept d

A. SET city = (SELECT city
FROM locations l)
WHERE d.location_id = l.location_id;
UPDATE dept d
B. SET city = ALL (SELECT city
FROM locations l
WHERE d.location_id = l.location_id);
UPDATE dept d
C. SET city = (SELECT city
FROM locations l
WHERE d.location_id = l.location_id);
D. SET city = ANY (SELECT city
FROM locations l)
UPDATE dept d

Answer: C

NEW QUESTION 89
View the exhibit and examine the ORDERStable.

The ORDERStable contains data and all orders have been assigned a customer ID. Which statement would add a NOTNULLconstraint to the CUSTOMER_IDcolumn?
ALTER TABLE orders

A. ADD customer_id NUMBER(6)CONSTRAINT orders_cust_id_nn NOT NULL;
B. MODIFY customer_id CONSTRAINT orders_cust_nn NOT NULL (customer_id);
ALTER TABLE orders
C. MODIFY CONSTRAINT orders_cust_id_nn NOT NULL (customer_id);
ALTER TABLE orders
D. ADD CONSTRAINT orders_cust_id_nn NOT NULL (customer_id);
ALTER TABLE orders

Answer: B

NEW QUESTION 90
View the exhibit and examine the data in ORDERS_MASTERand MONTHLY_ORDERStables.

Evaluate the following MERGEstatement:
MERGE_INTO orders_master o
USING monthly_orders m
ON (o.order_id = m.order_id)
WHEN MATCHED THEN
UPDATE SET o.order_total = m.order_total
DELETE WHERE (m.order_total IS NULL)
WHEN NOT MATCHED THEN
INSERT VALUES (m.order_id, m.order_total)
What would be the outcome of the above statement?

A. The ORDERS_MASTERtable would contain the ORDER_IDs1 and 2.
B. The ORDERS_MASTERtable would contain the ORDER_IDs1, 2, 3 and 4.
C. The ORDERS_MASTERtable would contain the ORDER_IDs1, 2 and 3.
D. The ORDERS_MASTERtable would contain the ORDER_IDs1, 2 and 4.

Answer: D

Explanation:
Explanation/Reference:
References:
https://docs.oracle.com/cd/B28359_01/server.111/b28286/statements_9016.htm

NEW QUESTION 91
Examine the structure of the DEPARTMENTS table.

You execute the following command:

Which two statements are true?

A. A new column, COUNTRY, can be added to the DEPARTMENTS table after executing the command.
B. Synonyms existing of the DEPARTMENTS table would have to be re-created.
C. Unique key constraints defined on the COUNTRY column are removed.
D. Views created in the DEPARTMENTS table that include the COUNTRY column are automatically modified and remain valid.
E. Indexes created on the COUNTRY column exist until the DROP UNUSED COLUMNS command is executed.

Answer: A,C

NEW QUESTION 92
Which two tasks can be performed by using Oracle SQL statements? (Choose two.)

A. querying data from tables in different databases
B. starting up a database instance
C. changing the password for an existing database user
D. executing operating system (OS) commands in a session
E. connecting to a database instance

Answer: A,C

Explanation:
http://www.techonthenet.com/oracle/password.php
https://docs.oracle.com/cd/B28359_01/server.111/b28324/tdpii_distdbs.htm

NEW QUESTION 93
Which two statements are true regarding the EXISTS operator used in the correlated subqueries? (Choose two.)

A. The outer query stops evaluating the result set of the inner query when the first value is found.
B. The outer query continues evaluating the result set of the inner query until all the values in the result set are processed.
C. It is used to test whether the values retrieved by the inner query exist in the result of the outer query.
D. It is used to test whether the values retrieved by the outer query exist in the result set of the inner query.

Answer: A,D

NEW QUESTION 94
View the exhibit and examine the data in ORDERS_MASTER and MONTHLY_ORDERS tables.

Evaluate the following MERGE statement:
MERGE_INTO orders_master o
USING monthly_orders m
ON (o.order_id = m.order_id)
WHEN MATCHED THEN
UPDATE SET o.order_total = m.order_total
DELETE WHERE (m.order_total IS NULL)
WHEN NOT MATCHED THEN
INSERT VALUES (m.order_id, m.order_total);
What would be the outcome of the above statement?

A. The ORDERS_MASTER table would contain the ORDER_IDs 1 and 2.
B. The ORDERS_MASTER table would contain the ORDER_IDs 1, 2 and 3.
C. The ORDERS_MASTER table would contain the ORDER_IDs 1, 2 and 4.
D. The ORDERS_MASTER table would contain the ORDER_IDs 1, 2, 3 and 4.

Answer: C

Explanation:
Explanation
https://docs.oracle.com/cd/B28359_01/server.111/b28286/statements_9016.htm

NEW QUESTION 95
Which two statements are true about single-row functions? (Choose two.)

A. MOD: returns the quotient of a division operation
B. CONCAT: can be used to combine any number of values
C. FLOOR: returns the smallest integer greater than or equal to a specified number
D. CEIL: can be used for positive and negative numbers
E. TRUNC: can be used with NUMBER and DATE values

Answer: A,E

Explanation:
Explanation/Reference: https://www.folkstalk.com/2012/01/oracle-single-row-functions-examples.html

NEW QUESTION 96
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 97
View the Exhibit and examine the structure of the PRODUCT_INFORMATION and INVENTORIES tables.

You have a requirement from the supplies department to give a list containing PRODUCT_ID, SUPPLIER_ID, and QUANTITY_ON_HAND for all the products wherein QUANTITY_ON_HAND is less than five.
Which two SQL statements can accomplish the task? (Choose two.)

A. SELECT i.product_id, i.quantity_on_hand, pi.supplier_idFROM product_information pi JOIN inventories iON (pi.product_id=i.product_id) AND quantity_on_hand < 5;
B. SELECT product_id, quantity_on_hand, supplier_idFROM product_informationNATURAL JOIN inventories AND quantity_on_hand < 5;
C. SELECT i.product_id, i.quantity_on_hand, pi.supplier_idFROM product_information pi JOIN inventories iON (pi.product_id=i.product_id)WHERE quantity_on_hand < 5;
D. SELECT i.product_id, i.quantity_on_hand, pi.supplier_idFROM product_information pi JOIN inventories iUSING (product_id) AND quantity_on_hand < 5;

Answer: A,C

NEW QUESTION 98
Which three statements are true about GLOBAL TEMPORARY TABLES?

A. A GLOBAL TEMPORARY TABLE can have only one index.
B. A GLOBAL TEMPORARY TABLE cannot have a PUBLIC SYNONYM.
C. A GLOBAL TEMPORARY TABLE can be referenced in the defining query of a view.
D. A trigger can be created on a GLOBAL TEMPORARY TABLE.
E. A GLOBAL TEMPORARY TABLE can have multiple indexes.
F. Data Manipulation Language (DML) on GLOBAL TEMPORARY TABLES generates no REDO.

Answer: B,C,E

NEW QUESTION 99
Which three queries execute successfully?

A. SELECT 1 - SYSDATE- DATE '2019-01-01' FROM DUAL;
B. SELECT SYSDATE / DATE '2019-01-01' - 1 FROM DUAL
C. SELECT 1 / SYSDATE - DATE '2019-01-01' FROM DUAL;
D. SELECT (SYSDATE-DATE '2019-01-01') / 1 FROM DUAL;
E. SELECT SYSDATE - 1 - DATE'2019-01-01' EROM DUAL;
F. SELECT SYSDATE - DATE '2019-01-01' - 1 FROM DUAL;

Answer: D,E,F

NEW QUESTION 100
Examine this description of the PRODUCTS table:

You successfully execute this command:

Which two statements execute without errors? (Choose two.)

Answer: A,D

NEW QUESTION 101
In your session, the NLS._DAE_FORMAT is DD- MM- YYYY.There are 86400 seconds in a day.Examine
this result:
DATE
02-JAN-2020
Which statement returns this?

A. SELECT To CHAR(TO _DATE('29-10-2019') + INTERVAL '2' NONTH + INTERVAL '5' DAY
INEERVAL '120' SECOND, ' DD-MON-YYY) AS "date"
FROM DUAL;
B. SELECT TO_ CHAR(TO_ DATE('29-10-2019') +INTERVAL '2'; MONTH + INTERVAL '5'; DAY -
INTERVAL '86410' SECOND, ' DD-MON-YYYY') AS "date"
FROM DUAL;
C. SELECT TO_ CHAR(TO_ DATE('29-10-2019') + INTERVAL '3' MONTH + INTERVAL '7' DAY -
INTERVAL '360' SECOND, ' DD-MON-YYYY') AS "date"
FROM DUAL;
D. SELECT-TO_CHAR(TO _DATE('29-10-2019'+ INTERVAL '2' MONTH+INTERVAL '6' DAYINTERVAL
'120' SECOND, 'DD-MON-YY') AS "daTe"
FROM DUAL;
E. SELECT-TO_CHAR(TO _DATE('29-10-2019'+ INTERVAL '2' MONTH+INTERVAL '4' DAYINTERVAL
'120' SECOND, 'DD-MON-YY') AS "daTe"
FROM DUAL;

Answer: A

NEW QUESTION 102
Which three statements are true about sequences in a single instance Oracle database? (Choose three.)

A. Sequences can always have gaps
B. A sequence can issue duplicate values
C. A sequence number that was allocated can be rolled back if a transaction fails
D. A sequence can only be dropped by a DBA
E. A sequence's unallocated cached value are lost if the instance shuts down
F. Two or more tables cannot have keys generated from the same sequence

Answer: C,D,E

Explanation:
Explanation/Reference: https://docs.oracle.com/cd/B19306_01/server.102/b14200/statements_6015.htm

NEW QUESTION 103
The SALES table has columns PROD_IDand QUANTITY_SOLDof data type NUMBER.
Which two queries execute successfully?

A. BY prod_id HAVING COUNT(*) >10;
SELECT COUNT (prod_id) FROM sales WHERE quantity_sold > 55000 GROUP BY
B. COUNT(*) >10;
SELECT prod_id FROM sales WHERE quantity_sold > 55000 AND COUNT(*) > 10 GROUP
C. prod_id;
SELECT prod_id FROM sales WHERE quantity_sold > 55000 AND COUNT(*) > 10 GROUP
D. BY COUNT(*) >10;
SELECT COUNT(prod_id) FROM sales GROUP BY prod_id WHERE quantity_sold > 55000;
E. SELECT prod_id FROM sales WHERE quantity_sold > 55000 GROUP BY prod_id HAVING

Answer: A,E

NEW QUESTION 104
......

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Oracle 1z0-071 Dumps - The Sure Way To Pass Exam [Q80-Q104]

Details for 1Z0-071

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