adplus-dvertising

Welcome to the Recovery System MCQs Page

Dive deep into the fascinating world of Recovery System with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Recovery System, a crucial aspect of DBMS. In this section, you will encounter a diverse range of MCQs that cover various aspects of Recovery System, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within DBMS.

frame-decoration

Check out the MCQs below to embark on an enriching journey through Recovery System. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of DBMS.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Recovery System. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Recovery System MCQs | Page 8 of 10

Explore more Topics under DBMS

Q71.
There are special redo-only log records generated during transaction rollback, called _________ in ARIES.

a.

Compensation log records

b.

Read log records

c.

Page log records

d.

Redo log records

Discuss
Answer: (a).Compensation log records
Q72.
The __________________ contains a list of pages that have been updated in the database buffer.

a.

Dirty page table

b.

Page table

c.

Dirty redo

d.

All of the mentioned

Discuss
Answer: (a).Dirty page table
Q73.
___________ determines which transactions to undo,which pages were dirty at the time of the crash, and the LSN from which the redo pass should start.

a.

Analysis pass

b.

Redo pass

c.

Undo pass

d.

None of the mentioned

Discuss
Answer: (a).Analysis pass
Q74.
__________ starts from a position determined during analysis, and performs a redo, repeating history, to bring the database to a state it was in before the crash.

a.

Analysis pass

b.

Redo pass

c.

Undo pass

d.

None of the mentioned

Discuss
Answer: (b).Redo pass
Q75.
______________ rolls back all transactions that were incomplete at the time of crash.

a.

Analysis pass

b.

Redo pass

c.

Undo pass

d.

None of the mentioned

Discuss
Answer: (c).Undo pass
Q76.
Which lock should be obtained to prevent a concurrent transaction from executing a conflicting read, insert or delete operation on the same key value.

a.

Higher-level lock

b.

Lower-level lock

c.

Read only lock

d.

Read write

Discuss
Answer: (a).Higher-level lock
Q77.
The remote backup site is sometimes also called the

a.

Primary Site

b.

Secondary Site

c.

Tertiary Site

d.

None of the mentioned

Discuss
Answer: (b).Secondary Site
Q78.
Remote backup system must be _________ with the primary site.

a.

Synchronised

b.

Separated

c.

Connected

d.

Detached but related

Discuss
Answer: (a).Synchronised
Q79.
The backup is taken by

a.

Erasing all previous records

b.

Entering the new records

c.

Sending all log records from primary site to the remote backup site

d.

Sending selected records from primary site to the remote backup site

Discuss
Answer: (c).Sending all log records from primary site to the remote backup site
Q80.
When the __________ the backup site takes over processing and becomes the primary.

a.

Secondary fails

b.

Backup recovers

c.

Primary fails

d.

None of the mentioned

Discuss
Answer: (c).Primary fails
Page 8 of 10

Suggested Topics

Are you eager to expand your knowledge beyond DBMS? We've curated a selection of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of Computer Science. Happy exploring!

Data Warehousing and OLAP

Strengthen your knowledge of Data Warehousing and OLAP with our specialized MCQs....

Cyber Security

Understand the fundamentals of safeguarding digital assets with our Cyber Security...

Formal Languages and Automata Theory

Discover the mathematical models of computation with our Formal Languages and...

Object Oriented Programming

Enhance your coding skills with our Object Oriented Programming MCQs. Understand...

Compiler Design

Unravel the process of translating source code into executable programs with our...

MATLAB

Hone your computational mathematics skills with our MATLAB MCQs. Understand...

Big Data Computing

Enhance your understanding of Big Data Computing with our comprehensive MCQs. Explore...

Human Computer Interaction

Enhance your knowledge of Human-Computer Interaction with our specialized MCQs....

Java Spring Framework

Enhance your Java development skills with our Spring Framework MCQs. Learn about...