Oracle Architecture – Beginner Level Quiz

Oracle Architecture Quiz

Welcome to our exciting quiz! This is an opportunity to test your Oracle Architecture knowledge and skills. Whether you're a beginner or an expert, you'll find challenges that will engage your mind and enhance your learning.

1 / 20

The ____________ contains a set of tables and views that Oracle uses as a reference to the database.

SGA

PGA

Library cache

Data dictionary

2 / 20

What background process will write undo data?

REVERSE

UNDO

DBWR

DBUN

3 / 20

Can there be more than one data file per tablespace?

Yes

4 / 20

VArray (variable-sized array) is an Oracle datatype used to hold columns containing multi-valued attributes. True or False?

True

False

5 / 20

Which of these are temporal data types?

Sum datatype, Count datatype, and Average datatype

Date datatype, Time stamp datatype, Interval datatype

Join datatype, Equi datatype, Inner datatype

Sub query, Sub joins, and Cross joins

6 / 20

What do the schema objects comprise?

Index

Table

Cluster

All of the above

7 / 20

How many layers does the Oracle database have?

8 / 20

Which area of PGA stores binding variables and run-time buffers information?

Private SQL area

Stack space

SQL area

Session area

9 / 20

Which area of PGA stores binding variables and runtime buffers information?

Private SQL area

Session area

Stack space

SQL area

10 / 20

What are the elements of the redo log buffer and Shared pool?

PGA

Buffer cache

SGA

Both a, b, and c

11 / 20

Which is the smallest unit of storage in an Oracle database?

Data file

Extent

Data Block

Segment

12 / 20

The DBA_FREE_SPACE view can be used to determine free space in a tablespace. True or False?

True

False

13 / 20

You can add a datafile to a tablespace by using the ALTER TABLESPACE ADD DATAFILE SIZE; statement. True or False?

True

False

14 / 20

Which of the following segments is destroyed when the SQL statement is finished?

Temporary Segment

Data Segment

Object Segment

All of the Mentioned

15 / 20

The redo log buffer and Shared pool are elements of the?

SGA

PGA

PGA and Buffer cache

Buffer cache

16 / 20

In Oracle, which of below are types of segments?

Object Segment

Data Segment

Permanent Segment

All of the Mentioned

17 / 20

Oracle automatically creates the SYSTEM tablespace.

True

False

18 / 20

Which of the following is not a logical component of the Oracle database?

Extents

Blocks

Table

Segments

19 / 20

Which processes are an instance made of oracle?

Data processes

Oracle background processes

Memory processes

All of the above

20 / 20

Which of the following is the most probable use of an extent?

Stores rollback information used when data must be rolled back

Minimize the amount of wasted (empty) storage

Stores user data within the database

Both a and c

Your score is

The average score is 0%

Oracle Architecture provides a blueprint for how Oracle Database systems work, from memory management and background processes to storage structures and recovery mechanisms.

Understanding this architecture is key to effectively managing, troubleshooting, and optimizing Oracle databases.

The Oracle Architecture quiz is designed for Database Administrators, Oracle Developers, System Architects, and IT professionals. The quiz also suits students aiming to gain foundational knowledge of Oracle systems.

Good luck.