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Oracle 1Z0-171 Exam Syllabus Topics:

Oracle Database 23ai SQL Associate Sample Questions:

Question 1

Which component of an ERD (Entity-Relationship Diagram) represents the attributes of an entity?

A. Ovals
B. Diamonds
C. Rectangles
D. Arrows

Question 2

What is the relationship between SQL and a relational database?

A. SQL is a standard query language used to interact with relational databases
B. SQL is a file system used to store relational database data.
C. SQL is a scripting language used for file manipulation.
D. SQL is used to create flat file databases.

Question 3

What type of join does the following query perform?
SELECT *
FROM employees e, departments d
WHERE e.department_id = d.department_id;

A. OUTER JOIN
B. EQUI JOIN
C. NATURAL JOIN
D. CROSS JOIN

Question 4

Which data dictionary view lists all indexes created by the current user?

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

Question 5

How does SQL handle NULL values in arithmetic expressions?

A. Produces a NULL result
B. Treats them as the largest possible number
C. Treats them as zero
D. Produces an error

Solutions: