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Oracle 1z0-071 exam measures the candidate's ability to write SQL queries, create and manage database objects, and manipulate data using SQL. 1z1-071 exam consists of 73 multiple-choice questions that must be completed within 100 minutes. The passing score for the exam is 63% or higher. Topics covered in the exam include data retrieval using SQL, data manipulation and transaction control, creating and managing tables, and managing schema objects.

Earning the Oracle Database SQL certification demonstrates a candidate's proficiency in SQL programming and database management. Oracle Database SQL certification is highly valued in the IT industry and can open up new career opportunities for professionals. Candidates who pass the Oracle 1z0-071 exam can also progress to higher-level certifications, such as the Oracle Database 12c Administrator Certified Associate or Professional. Overall, the Oracle 1z0-071 exam is a rigorous assessment of a candidate's skills and knowledge in SQL programming and database management, and earning this certification can be a valuable asset for any database professional.

Oracle 1z1-071 (Oracle Database SQL) Certification Exam is a multiple-choice exam that consists of 73 questions. Candidates are given 100 minutes to complete the exam and must score at least 63% to pass. 1z1-071 exam is available in English and Japanese and can be taken at authorized testing centers worldwide. 1z1-071 exam fee varies depending on the country and region.

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Oracle Database SQL Sample Questions (Q272-Q277):

NEW QUESTION # 272
View the exhibit and examine the structure of the SALES, CUSTOMERS, PRODUCTSand TIMEStables.

The PROD_IDcolumn is the foreign key in the SALEStable referencing the PRODUCTStable.
The CUST_IDand TIME_IDcolumns are also foreign keys in the SALEStable referencing the CUSTOMERS and TIMEStables, respectively.
Examine this command:
CREATE TABLE new_sales (prod_id, cust_id, order_date DEFAULT SYSDATE)
AS
SELECT prod_id, cust_id, time_id
FROM sales;
Which statement is true?

A. The NEW_SALEStable would not get created because the DEFAULTvalue cannot be specified in the column definition.
B. The NEW_SALEStable would not get created because the column names in the CREATETABLE command and the SELECTclause do not match.
C. The NEW_SALEStable would get created and all the NOTNULLconstraints defined on the selected columns from the SALES table would be created on the corresponding columns in the NEW_SALES table.
D. The NEW_SALEStable would get created and all the FOREIGNKEYconstraints defined on the selected columns from the SALES table would be created on the corresponding columns in the NEW_SALES table.

Answer: C

NEW QUESTION # 273
View the Exhibits and examine PRODUCTSand SALES tables.
Exhibit 1

Exhibit 2

You issue the following query to display product name the number of times the product has been sold:

What happens when the above statement is executed?

A. The statement produces an error because ITEM_CNTcannot be displayed in the outer query.
B. The statement produces an error because a subquery in the FROMclause and outer-joins cannot be used together.
C. The statement executes successfully and produces the required output.
D. The statement produces an error because the GROUP BYclause cannot be used in a subquery in the FROMclause.

Answer: C

NEW QUESTION # 274
Examine these SQL statements which execute successfully:

Which two statements are true after execution?

A. The foreign key constraint will be enabled and DEFERRED.
B. The foreign key constraint will be enabled and IMMEDIATE.
C. The primary key constraint will be enabled and DEFERRED.
D. The foreign key constraint will be disabled.
E. The primary key constraint will be enabled and IMMEDIATE.

Answer: B,C

NEW QUESTION # 275
Which statements are true? (Choose all that apply.)

A. The USER_CONS_COLUMNS view should be queried to find the names of the columns to which a constraint applies.
B. Views with the same name but different prefixes, such as DBA, ALL and USER, use the same base tables from the data dictionary.
C. Both USER_OBJECTS and CAT views provide the same information about all the objects that are owned by the user.
D. The data dictionary is created and maintained by the database administrator.
E. The data dictionary views consists of joins of dictionary base tables and user-defined tables.
F. The usernames of all the users including the database administrators are stored in the data dictionary.

Answer: A,B,F

Explanation:
References:
https://docs.oracle.com/cd/B10501_01/server.920/a96524/c05dicti.htm

NEW QUESTION # 276
Which two statements are true about Oracle databases and SQL?

A. Updates performed by a database user can be rolled back by another user by using the ROLLBACK command.
B. When you execute an UPDATE statement, the database instance locks each updated row.
C. The database guarantees read consistency at select level on user-created tablers.
D. A query can access only tables within the same schema.
E. A user can be the owner of multiple schemas In the same database.

Answer: B,C

NEW QUESTION # 277
......

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