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.

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 4 of 10

Explore more Topics under DBMS

01

DBMS Basics

02

Data Models

03

The Entity Relationship Approach

04

Relational Databases

05

Data Storage and Querying

06

Relational Algebra

07

Normalization

08

Storage and File Structures

09

Indexing and Hashing

10

Transactions

11

Concurrency Control

12

Distributed Databases

13

SQL

14

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15

RDBMS

16

Advanced SQL

17

SQL Queries,Constraints and Triggers

Q31.

If a failure has occurred in the midst of a transfer, it is called as _________

Successful completion

Partial failure

Total failure

None of the mentioned

Discuss

Answer: (b).Partial failure

Q32.

State true or false: The destination block has incorrect information in case of a total failure

True

False

May be

Can't say

Discuss

Answer: (b).False

Q33.

The partitions of the database into fixed length storage units are called as __________

Blocks

Tuples

Relations

None of the mentioned

Discuss

Answer: (a).Blocks

Q34.

The blocks residing on the disk are referred to as ___________

Physical blocks

Buffer blocks

Disk blocks

Disk buffer

Discuss

Answer: (a).Physical blocks

Q35.

The area of memory where blocks temporarily reside is called as ________

Block buffer

Disk buffer

Physical buffer

None of the mentioned

Discuss

Answer: (b).Disk buffer

Q36.

The most widely used structure for recording database modification is called as _______

Log

List

Queue

Stack

Discuss

Answer: (a).Log

Q37.

An update log record describes a ________ database write

Single

Double

Triple

Quadruple

Discuss

Answer: (a).Single

Q38.

Which of the following fields does the update log record have?

Transaction identifier

Data-item identifier

Old value

All of the mentioned

Discuss

Answer: (d).All of the mentioned

Q39.

The unique identifier of the transaction that performed the write operation is called as _______

Transaction identifier

Data-item identifier

Old value

New value

Discuss

Answer: (a).Transaction identifier

Q40.

The value of the data item prior to the write is called as _________

Transaction identifier

Data-item identifier

Old value

New value

Discuss

Answer: (c).Old value

Page 4 of 10

Welcome to the Recovery System MCQs Page

Recovery System MCQs | Page 4 of 10

Explore more Topics under DBMS

DBMS Basics

Data Models

The Entity Relationship Approach

Relational Databases

Data Storage and Querying

Relational Algebra

Normalization

Storage and File Structures

Indexing and Hashing

Transactions

Concurrency Control

Distributed Databases

SQL

Data Warehousing and Data Mining

RDBMS

Advanced SQL

SQL Queries,Constraints and Triggers

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