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 17 of 20

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DBMS Basics

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Data Models

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Data Storage and Querying

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SQL Queries,Constraints and Triggers

Q161.

In Flash memory, the erase operation can be performed on a number of pages, called an _______ at once, and takes about 1 to 2 milliseconds.

Delete block

Erase block

Flash block

Read block

Discuss

Answer: (b).Erase block

Q162.

Hybrid disk drives are hard-disk systems that combine magnetic storage with a smaller amount of flash memory, which is used as a cache for frequently accessed data.

Hybrid drivers

Disk drivers

Hybrid disk drivers

All of the mentioned

Discuss

Answer: (b).Disk drivers

Q163.

______________ partitiones data and parity among all N+1 disks, instead of storing data in N-disks and parity in one disk.

Block interleaved parity

Block interleaved distributed parity

Bit parity

Bit interleaved parity

Discuss

Answer: (b).Block interleaved distributed parity

Q164.

Hardware RAID implementations permit _________ that is, faulty disks can be removed and replaced by new ones without turning power off.

Scrapping

Swapping

Hot swapping

None of the mentioned

Discuss

Answer: (c).Hot swapping

Q165.

______________ which increases the number of I/O operations needed to write a single logical block, pays a significant time penalty in terms of write performance.

RAID level 1

RAID level 2

RAID level 5

RAID level 3

Discuss

Answer: (a).RAID level 1

Q166.

A unit of storage that can store one or more records in a hash file organization is denoted as

Buckets

Disk pages

Blocks

Nodes

Discuss

Answer: (a).Buckets

Q167.

The file organization which allows us to read records that would satisfy the join condition by using one block read is

Heap file organization

Sequential file organization

Clustering file organization

Hash file organization

Discuss

Answer: (c).Clustering file organization

Q168.

What are the correct features of a distributed database?

Is always connected to the internet

Always requires more than three machines

Users see the data in one global schema.

Have to specify the physical location of the data when an update is done

Discuss

Answer: (c).Users see the data in one global schema.

Q169.

Each tablespace in an Oracle database consists of one or more files called

Files

name space

datafiles

PFILE

Discuss

Answer: (c).datafiles

Q170.

The management information system (MIS) structure with one main computer
system is called a

Hierarchical MIS structure

Distributed MIS structure

Centralized MIS structure

Decentralized MIS structure

Discuss

Answer: (c).Centralized MIS structure

Page 17 of 20

Welcome to the Storage and File Structures MCQs Page

Storage and File Structures MCQs | Page 17 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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