Free Online Oracle 1Z0-082 Practice Test

Prepare Your Oracle 1Z0-082 Exam Questions with Free online 1Z0-082 Practice Test. Get Brilliant Oracle Database Administration I Exam Results with Valid 1Z0 082 Exam Dumps.

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Total 144 Questions | Updated On: Apr 24, 2024

Question 1

Which statement is true about aggregate functions?

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

B : The AVG function implicitly converts NULLS to zero

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

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

Answer: D

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

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 4

Which three Oracle database space management features will work with both Dictionary and Locally managed tablespaces? (Choose three.)

A : Oracle Managed Files (OMF)

B : Online table segment shrink

C : Online index segment shrink

D : Automatic data file extension (AUTOEXTEND)

E : Capacity planning growth reports based on historical data in the Automatic Workload Repository (AWR)

Answer: A,D,E

Question 5

Which three statements are true concerning logical and physical database structures? (Choose three.)

A : All tablespaces may have one or more data files

B : The extents of a segment must always reside in the same datafile

C : A smallfile tablespace might be bigger than a bigfile tablespace

D : A segment can span multiple data files in some tablespaces

E : A segment's blocks can be of different sizes

F : A segment might have only one extent

G : Segments can span multiple tablespaces

Answer: A,B,C

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Total 144 Questions | Updated On: Apr 24, 2024