Welcome to the Storage and File Structures MCQs Page

Dive deep into the fascinating world of Storage and File Structures with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Storage and File Structures, a crucial aspect of DBMS. In this section, you will encounter a diverse range of MCQs that cover various aspects of Storage and File Structures, 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 Storage and File Structures. 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 Storage and File Structures. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Storage and File Structures MCQs | Page 16 of 20

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Q151.

There are “record-once” versions of compact disk and digital video disk, which can be written only once; such disks are also called __________ disks.

Write-once, read-many (WORM)

CD-R

DVD-W

CD-ROM

Discuss

Answer: (a).Write-once, read-many (WORM)

Q152.

Tape storage is referred to as __________ storage.

Direct-access

Random-access

Sequential-access

All of the mentioned

Discuss

Answer: (c).Sequential-access

Q153.

In magnetic disk ________ stores information on a sector magnetically as reversals of the direction of magnetization of the magnetic material.

Read–write head

Read-assemble head

Head–disk assemblies

Disk arm

Discuss

Answer: (d).Disk arm

Q154.

A __________ is the smallest unit of information that can be read from or written to the disk.

Track

Spindle

Sector

Platter

Discuss

Answer: (c).Sector

Q155.

The disk platters mounted on a spindle and the heads mounted on a disk arm are together known as ___________

Read-disk assemblies

Head–disk assemblies

Head-write assemblies

Read-read assemblies

Discuss

Answer: (b).Head–disk assemblies

Q156.

The disk controller uses ________ at each sector to ensure that the data is not corrupted on data retrieval.

Checksum

Unit drive

Read disk

Readsum

Discuss

Answer: (a).Checksum

Q157.

_________ is the time from when a read or write request is issued to when data transfer begins.

Access time

Average seek time

Seek time

Rotational latency time

Discuss

Answer: (a).Access time

Q158.

The time for repositioning the arm is called the ________ and it increases with the distance that the arm must move.

Access time

Average seek time

Seek time

Rotational latency time

Discuss

Answer: (c).Seek time

Q159.

_________ is around one-half of the maximum seek time.

Access time

Average seek time

Seek time

Rotational latency time

Discuss

Answer: (b).Average seek time

Q160.

Once the head has reached the desired track, the time spent waiting for the sector to be accessed to appear under the head is called the _______________

Access time

Average seek time

Seek time

Rotational latency time

Discuss

Answer: (d).Rotational latency time

Page 16 of 20

Welcome to the Storage and File Structures MCQs Page

Storage and File Structures MCQs | Page 16 of 20

Explore more Topics under DBMS

DBMS Basics

Data Models

The Entity Relationship Approach

Relational Databases

Data Storage and Querying

Relational Algebra

Normalization

Indexing and Hashing

Transactions

Concurrency Control

Recovery System

Distributed Databases

SQL

Data Warehousing and Data Mining

RDBMS

Advanced SQL

SQL Queries,Constraints and Triggers

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