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: Feb 20, 2025

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Question 1

Which statement is true about aggregate functions?

A : gregate functions can be nested to any number of levels

B : AVG function implicitly converts NULLS to zero

C : gregate functions can be used in any clause of a SELECT statement

D : MAX and MIN functions can be used on columns with character data types

Answer: D

Question 2

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

A : LUMN STORE COMPRESS BASIC

B : LUMN STORE COMPRESS ADVANCED

C : N STORE COMPRESS BASIC

D : W STORE COMPRESS ADVANCED

Answer: C

Question 3

Examine the description of the employees table:

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Which query requires explicit data type conversion?

A :

B :

C :

D :

Answer: A

Question 4

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

A : : returns the quotient of a division operation

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

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

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

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

Answer: A,C

Question 5

Examine this SQL statement:

SELECT cust_id, cust_last_name ''Last Name''

FROM customers

WHERE country_id = 10

UNION

SELECT cust_id CUST_NO, cust_last_name

FROM customers

WHERE country_id = 30

Identify three ORDER BY clauses, any one of which can complete the query successfully. (Choose three.)

A : DER BY ''Last Name''

B : DER BY 2, 1

C : DER BY 2, cust_id

D : DER BY CUST_NO

E : DER BY ''CUST_NO''

Answer: B,C,D

Page: 1 / 29

Total 144 Questions | Updated On: Feb 20, 2025

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