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Oracle
1Z0-006 - Free Practice

Free Oracle 1Z0-006 Exam Questions

Become Oracle Certified with updated 1Z0-006 exam questions and correct answers

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Total 352 Questions | Updated On: Aug 07, 2025

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Question 1

Which SQL statement is used to add a new column to an existing table?

A : DELETE FROM

B : UPDATE

C : ALTER TABLE

D : INSERT INTO

Answer: C

Question 2

Which keyword is used to filter data in a SELECT statement?

A : HAVING

B : ORDER BY

C : GROUP BY

D : WHERE

Answer: D

Question 3

Which keyword is used to retrieve data from specific columns in a SELECT statement?

A : FROM

B : WHERE

C : SELECT

D : GROUP BY

Answer: C

Question 4

Which SQL keyword is used to delete data from a table?

A : REMOVE

B : DROP

C : DELETE

D : ERASE

Answer: C

Question 5

What is a primary key in a database?

A : A unique identifier for a specific record in a table

B : A way to encrypt sensitive data in a database

C : A data type used to store numerical values

D : A secondary index used for optimizing query performance

Answer: A

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Total 352 Questions | Updated On: Aug 07, 2025

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