Oracle 1Z0-171 Desktop-Based Practice Exam Software

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Oracle 1Z0-171 Exam Syllabus Topics:

Section	Objectives
Using Joins	- Use self-joins - Use outer joins (LEFT, RIGHT, FULL) - Use equijoins and non-equijoins - Use cross joins
Using SQL Functions	- Use character, number, and date functions in SELECT statements - Use conversion functions
Using DML Statements	- Control transactions - Update rows in a table - Use the MERGE statement - Delete rows from a table - Insert rows into a table
Using Subqueries	- Use correlated subqueries - Use single-row subqueries - Use multiple-row subqueries
Using DDL Statements	- Create and manage indexes - Create and manage views - Create and manage sequences - Create and manage constraints - Create and manage tables
Using SELECT Statements	- Use the WHERE clause to restrict rows - Use the FETCH clause to limit rows returned - Use the ORDER BY clause to sort rows - Execute a basic SELECT statement
Controlling User Access	- Grant and revoke privileges - Create and manage roles - Differentiate system privileges from object privileges
Using Set Operators	- Use UNION, UNION ALL, INTERSECT, and MINUS operators

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Oracle Database 23ai SQL Associate Sample Questions (Q52-Q57):

NEW QUESTION # 52
What happens when the maximum value of a sequence is reached?

A. The sequence stops generating values.
B. An error is raised, and the sequence must be recreated.
C. The sequence starts decrementing values.
D. The sequence resets to the starting value if the CYCLE option is specified.

Answer: D

NEW QUESTION # 53
Which data dictionary view lists all indexes created by the current user?

A. INDEX_LIST
B. DBA_INDEXES
C. USER_INDEXES
D. ALL_INDEXES

Answer: C

NEW QUESTION # 54
Which of the following best describes a relational database?

A. A database that uses a tabular structure with rows and columns to represent relationships between data entities
B. A database that organizes data hierarchically
C. A flat file system with no defined relationships between data
D. A database where all data is stored as key-value pairs

Answer: A

NEW QUESTION # 55
What will the following query do?
DELETE FROM employees
WHERE department_id = 20;

A. Delete all rows where department_id is 20
B. Delete the department_id column in the employees table
C. Raise an error because DELETE cannot use a WHERE clause
D. Delete all rows in the employees table

Answer: A

NEW QUESTION # 56
Which Oracle SQL function returns the current date and time, including time zone information?

A. CURRENT_DATE
B. NOW
C. CURRENT_TIMESTAMP
D. SYSDATE

Answer: C

NEW QUESTION # 57
......

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