PASS GUARANTEED QUIZ ORACLE - 1Z1-071 - TRUSTABLE ORACLE DATABASE SQL RELIABLE EXAM TESTKING

Pass Guaranteed Quiz Oracle - 1z1-071 - Trustable Oracle Database SQL Reliable Exam Testking

Pass Guaranteed Quiz Oracle - 1z1-071 - Trustable Oracle Database SQL Reliable Exam Testking

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The Oracle 1z1-071 exam is designed to test a candidate's ability to work with SQL in Oracle Database 12c. It is a valuable certification for individuals who want to enhance their skills and knowledge in SQL and Oracle Database administration. Oracle Database SQL certification is recognized globally and is highly valued by employers.

Oracle 1z1-071 exam covers a wide range of topics, including data retrieval using SELECT statements, data manipulation using DML statements, and database schema design. 1z1-071 exam also covers advanced SQL concepts such as subqueries, joins, and set operators. The test is designed to measure an individual's ability to write effective SQL queries and to ensure they understand the underlying concepts.

Oracle 1z0-071 Certification Exam is designed to test the skills of candidates in various areas such as SQL fundamentals, data retrieval using SQL, data manipulation, and database design. 1z1-071 Exam comprises multiple-choice questions and requires candidates to have a thorough understanding of SQL concepts and Oracle Database management. 1z1-071 exam is based on the latest version of Oracle Database, which makes it highly relevant for current industry needs.

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Oracle Database SQL Sample Questions (Q31-Q36):

NEW QUESTION # 31
Examine this statement:

On which two columns of the table will an index be created automatically?

  • A. STATUS
  • B. ORDER_TOTAL
  • C. ORDER_DATE
  • D. ORDER_ID
  • E. PRODUCT_ID
  • F. SERIAL_NO

Answer: D,F


NEW QUESTION # 32
View the Exhibit and examine the description for the SALES and CHANNELS tables.

You issued this SQL statement:

Which statement is true regarding the result? (Choose the best answer.)

  • A. The statement will fail because a subquery cannot be used in a VALUES clause.
  • B. The statement will execute and a new row will be inserted in the SALES table.
  • C. The statement will fail because the subquery in the VALUES clause is not enclosed within single quotation marks.
  • D. The statement will fail because the VALUES clause is not required with the subquery.

Answer: B


NEW QUESTION # 33
What is true about non-equijoin statement performance?

  • A. The BETWEEN condition always performs better than using the >= and <= conditions.
  • B. Table aliases can improve performance.
  • C. The Oracle join syntax performs better than the SQL:1999 compliant ANSI join syntax.
  • D. The BETWEEN condition always performs less well than using the >= and <= conditions.
  • E. The join syntax used makes no difference to performance.

Answer: B


NEW QUESTION # 34
Examine these statements:
CREATE TABLE dept (
deptno NUMBER PRIMARY KEY,
diname VARCHAR2(10) ,
mgr NUMBER ,
CONSTRAINT dept_fkey FOREIGN KEY(mgr) REFERENCES emp (empno));
CREATE TABLE emp (
Empno NUMBER PRIMARY KEY,
Ename VARCHAR2 (10) ,
deptno NUMBER,
CONSTRAINT emp_fkey FOREIGN KEY (deptno) REFERENCES dept (deptno) DISABLE); ALTER TABLE emp MODIFY CONSTRAINT emp_fkey ENABLE; Which two are true?

  • A. The Deptno column in the emp table will be able to contain nulls values.
  • B. All three statements execute successfully in the order shown
  • C. The DEFT FKEY constraint definition must be removed from the CREATE TABLE DEF statement.and be added with an AITER TABLE statement once both tables are created, for the two CREATE TABLE statements to execute successfully in the order shown.
  • D. Both foreign key constraint definitions must be removed from the CREATE TABLE statements, andbe added with ALTER TABLE statements once both tables are created, for the two CREATE TABLEstatements to execute successfully in the order shown.
  • E. The MGR column in the DEPT table will not be able to contain NULL values.
  • F. The CREATE TABLE EMP statement must precede the CREATE TABLE DEPT statement for all threestatements to execute successfully.

Answer: A,C


NEW QUESTION # 35
View the exhibits and examine the structures of the COSTSand PROMOTIONStables.


Evaluate the following SQL statement:

What would be the outcome of the above SQL statement?

  • A. It displays prod IDs in the promo with the lowest cost.
  • B. It displays prod IDs in the promos which cost less than the highest cost in the same time interval.
  • C. It displays prod IDs in the promos with the highest cost in the same time interval.
  • D. It displays prod IDs in the promos with the lowest cost in the same time interval.

Answer: B


NEW QUESTION # 36
......

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