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

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

PGA

Buffer cache

SGA

Both a, b, and c

2 / 20

Oracle automatically creates the SYSTEM tablespace.

True

False

3 / 20

How many layers does the Oracle database have?

4 / 20

What is the use of an index?

Related data requires much less I/O overhead if accessed simultaneously

Simplify the user's perception of data access

Retrieve data more quickly and efficiently

Both a and c

5 / 20

Which processes are an instance made of oracle?

Data processes

Oracle background processes

Memory processes

All of the above

6 / 20

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

True

False

7 / 20

In Oracle, which of below are types of segments?

Object Segment

Data Segment

Permanent Segment

All of the Mentioned

8 / 20

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

True

False

9 / 20

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

Private SQL area

Stack space

SQL area

Session area

10 / 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

11 / 20

The control file is a file that contains all the information about the physical structure of the database, such as the number of log files and their location.

True

False

12 / 20

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

SGA

PGA

PGA and Buffer cache

Buffer cache

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

What do the schema objects comprise?

Index

Table

Cluster

All of the above

15 / 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

16 / 20

What is the use of extent in Oracle?

Minimize the amount of wasted (empty) storage

Stores rollback information used when data must be rolled back

Stores user data within the database

None of the Mentioned

17 / 20

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

SGA

PGA

Library cache

Data dictionary

18 / 20

What background process will write undo data?

REVERSE

UNDO

DBWR

DBUN

19 / 20

Using the Row ID is the fastest query method to fetch data from a table. True or False?

True

False

20 / 20

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

Extents

Blocks

Table

Segments

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.