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Oracle 1Z0-071 Practice Tests, Mock Tests & Study Resources, Oracle Database SQL | SPOTO

Achieve success in your Oracle Database SQL (1Z0-071) certification with SPOTO's comprehensive study materials. Our platform offers a variety of resources to aid in your exam preparation, including practice tests, free test sessions, and exam practice materials. Access online exam questions, sample questions, and exam dumps designed to simulate the actual test environment. Our exam questions and answers are crafted to ensure thorough understanding of Oracle SQL and PL/SQL technology, providing a solid foundation for your future progression. Whether you're an IT student seeking to deepen your SQL database knowledge or a junior programmer aiming for Oracle certification, our mock exams offer invaluable insights into your readiness. Trust in our latest practice tests to equip you with the skills and knowledge needed to successfully pass the certification exam and advance your career.
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Question #1
View the Exhibit and examine the structure of ORDERS and ORDER_ITEMS tables. ORDER_ID is the primary key in the ORDERS table. It is also the foreign key in the ORDER_ITEMS table wherein it is created with the ON DELETE CASCADE option. Which DELETE statement would execute successfully?
A. DELETE orders o, order_items IWHERE o
B. DELETEFROM ordersWHERE (SELECT order_idFROM order_items);
C. DELETE ordersWHERE order_total < 1000;
D. DELETE order_idFROM ordersWHERE order_total < 1000;
View answer
Correct Answer: B
Question #2
The BOOKS_TRANSACTIONS table exists in your schema in this database. You execute this SQL statement when connected to your schema in your database instance. SQL> SELECT * FROM books_transactions ORDER BY 3; What is the result?
A. The execution fails unless the numeral 3 in the ORDER BY clause is replaced by a column name
B. All table rows are displayed sorted in ascending order of the values in the third column
C. The first three rows in the table are displayed in the order that they are stored
D. Only the three rows with the lowest values in the key column are displayed in the order that they are stored
View answer
Correct Answer: B
Question #3
View the exhibit and examine the descriptions of the DEPT and LOCATIONS tables. You want to update the CITY column of the DEPT table for all the rows with the corresponding value in the CITY column of the LOCATIONS table for each department. Which SQL statement would you execute to accomplish the task?
A. UPDATE dept dSET city = ALL (SELECT cityFROM locations lWHERE d
B. UPDATE dept dSET city = (SELECT cityFROM locations l)WHERE d
C. UPDATE dept dSET city = ANY (SELECT cityFROM locations l)
D. UPDATE dept dSET city = (SELECT cityFROM locations lWHERE d
View answer
Correct Answer: DE
Question #4
Using the CUSTOMERS table, you need to generate a report that shows 50% of each credit amount in each income level. The report should NOT show any repeated credit amounts in each income level. Which query would give the required result?
A. SELECT cust_income_level || ‘ ’ || cust_credit_limit * 0
B. SELECT DISTINCT cust_income_level || ‘ ’ || cust_credit_limit * 0
C. SELECT DISTINCT cust_income_level, DISTINCT cust_credit_limit * 0
D. SELECT cust_income_level, DISTINCT cust_credit_limit * 0
View answer
Correct Answer: D
Question #5
Which two tasks can be performed by using Oracle SQL statements?
A. changing the password for an existing database user
B. connecting to a database instance
C. querying data from tables across databases
D. starting up a database instance
E. executing operating system (OS) commands in a session
View answer
Correct Answer: B

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