Welcome to the Relational Databases MCQs Page

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

Relational Databases MCQs | Page 8 of 12

Explore more Topics under DBMS

01

DBMS Basics

02

Data Models

03

The Entity Relationship Approach

04

Data Storage and Querying

05

Relational Algebra

06

Normalization

07

Storage and File Structures

08

Indexing and Hashing

09

Transactions

10

Concurrency Control

11

Recovery System

12

Distributed Databases

13

SQL

14

Data Warehousing and Data Mining

15

RDBMS

16

Advanced SQL

17

SQL Queries,Constraints and Triggers

Q71.

A _____ database does not use pointers or physical links, but instead finds related records by examining the contents of fields.

Network

Hierarchical

Relational

Object-Oriented

Discuss

Answer: (c).Relational

Q72.

A compound key

is made up a several pieces of information

uniquely identifies an item in a list

both (a) and (b)

is a combination of each unique key

Discuss

Answer: (c).both (a) and (b)

Q73.

If a piece of data is stored in two places in the database, then

storage space is wasted

changing the data is one spot will cause data inconsistency

it can be more easily accessed

both (a) and (b)

Discuss

Answer: (d).both (a) and (b)

Q74.

A relational database management (RDBM) package manages data in more than one file at once. How does it organize these file? As

tables

relations

tuple

both (a) and (b)

Discuss

Answer: (d).both (a) and (b)

Q75.

When the primary key is null of the new tuple then the constraint violated is

null integrity constraint

primary integrity constraint

secondary integrity constraint

entity integrity constraint

Discuss

Answer: (d).entity integrity constraint

Q76.

In formal relational model, the set of indivisible values is called

range

domain

relation

tuple

Discuss

Answer: (b).domain

Q77.

In relational model terminology, the table is considered as

range

domain

relation

tuple

Discuss

Answer: (c).relation

Q78.

The key which specifies that two different tuples cannot have the same value is classified as

super key

simple key

parallel key

conceptual key

Discuss

Answer: (a).super key

Q79.

The format or data type must be specified for

table ender

entity domain

range

domain

Discuss

Answer: (d).domain

Q80.

In a relation schema, each key of schema having more than one key is classified as

candidate key

super key

simple key

parallel key

Discuss

Answer: (a).candidate key

Page 8 of 12

Welcome to the Relational Databases MCQs Page

Relational Databases MCQs | Page 8 of 12

Explore more Topics under DBMS

DBMS Basics

Data Models

The Entity Relationship Approach

Data Storage and Querying

Relational Algebra

Normalization

Storage and File Structures

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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