Free Oracle 1Z0-082 Exam Questions

Become Oracle Certified with updated 1Z0-082 exam questions and correct answers

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Total 144 Questions | Updated On: May 08, 2025

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Question 1

Which two statements are true regarding the UNION and UNION ALL operators? (Choose two.)

A : Duplicates are eliminated automatically by the UNION ALL operator

B : The number of columns selected in each SELECT statement must be identical

C : The names of columns selected in each SELECT statement must be identical

D : The output is sorted by the UNION ALL operator

E : NULLS are not ignored during duplicate checking

Answer: A,B

Question 2

Which two statements are true about single row functions? (Choose two.)

A : MOD : returns the quotient of a division operation

B : FLOOR : returns the smallest integer greater than or equal to a specified number

C : TRUNC : can be used with NUMBER and DATE values

D : CONCAT : can be used to combine any number of values

E : CEIL : can be used for positive and negative numbers

Answer: A,C

Question 3

Which compression method is recommended for Direct-Path Insert operations?

A : COLUMN STORE COMPRESS BASIC

B : COLUMN STORE COMPRESS ADVANCED

C : RON STORE COMPRESS BASIC

D : ROW STORE COMPRESS ADVANCED

Answer: C

Question 4

View the Exhibit and examine the description of the tables.

You execute this SQL statement:

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Which three statements are true?

A : The statement will fall if a row already exists in the sales table for product 23.

B : The sales table has five foreign keys.

C : A product can have a different unit price at different times.

D : A customer can exist in many countries.

E : The statement will execute successfully and a new row will be inserted into the sales table.

F : The statement will fail because a subquery may not be contained in a values clause.

Answer: A,B,C

Question 5

Examine the description of the employees table:

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Which query requires explicit data type conversion?

A :

B :

C :

D :

Answer: A

Page: 1 / 29

Total 144 Questions | Updated On: May 08, 2025

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