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Oracle 1Z0-171 Exam Syllabus Topics:

Oracle Database 23ai SQL Associate Sample Questions:

1. What is a sequence in Oracle Database?

A) A predefined set of SQL queries executed in order
B) A type of index used for sorting rows
C) A list of numbers stored in a table
D) A database object that generates a series of unique numeric values

2. Which of the following SQL commands retrieves data from a relational database?

A) UPDATE
B) DELETE
C) SELECT
D) INSERT

3. Which Oracle SQL function returns the current date and time, including time zone information?

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

4. What is the purpose of a correlated subquery?

A) A subquery that references columns from the outer query
B) A subquery that can be used only with aggregate functions
C) A subquery that depends on the result of another subquery
D) A subquery that combines data from multiple tables

5. Which clause in a SQL SELECT statement is used to define the columns to be retrieved?

A) WHERE
B) SELECT
C) FROM
D) GROUP BY

Solutions: