Welcome to the Data Models MCQs Page

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

Data Models MCQs | Page 11 of 19

Explore more Topics under DBMS

01

DBMS Basics

02

The Entity Relationship Approach

03

Relational Databases

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

Q101.

In a _____ a parent record type can be linked to one or more "child" record types, but a child record type can have only one parent.

Network database

Relational database

Distributed database

Hierarchical database

Discuss

Answer: (d).Hierarchical database

Q102.

Which of the following is true of a network structure?

It is a physical representation of the data

It allows a many-to-many relationship

It is conceptually simple

It will be the dominant data base of the future

Discuss

Answer: (b).It allows a many-to-many relationship

Q103.

Internal auditors should review data system design before they are

developed

implemented

modified

All of the above

Discuss

Answer: (d).All of the above

Q104.

If you want your database to include methods, you should use a _____ database.

Network

Distributed

Hierarchical

Object-Oriented

Discuss

Answer: (d).Object-Oriented

Q105.

The model for a _____ resembles the hierarchical model in many respects.

Network database

Relational database

Distributed database

Hierarchical database

Discuss

Answer: (a).Network database

Q106.

The model for a record management system might be

handwritten list

a Rolodex card file

a business form

All of the above

Discuss

Answer: (d).All of the above

Q107.

A data dictionary is a special file that contains

the names of all fields in all files

the data types of all fields in all files

the widths of all fields in all files

All of the above

Discuss

Answer: (d).All of the above

Q108.

A data dictionary doesn't provide information about:

where data is located

the size of the disk storage device

It allows a many-to-many relationship

It is conceptually simple

Discuss

Answer: (b).the size of the disk storage device

Q109.

In order to use a record management system

You need to understand the low-level details of how information in stored

You need to understand the model the record management system uses.

Both (a) and (b)

All of the above

Discuss

Answer: (b).You need to understand the model the record management system uses.

Q110.

Goals for the design of the logical schema include

avoiding data inconsistency

being able to construct queries easily

being able to access data efficiently

All of the above

Discuss

Answer: (d).All of the above

Page 11 of 19

Welcome to the Data Models MCQs Page

Data Models MCQs | Page 11 of 19

Explore more Topics under DBMS

DBMS Basics

The Entity Relationship Approach

Relational Databases

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

Suggested Topics

Java Spring Framework

Discrete Mathematics

Cyber Security

HTML

Computer Hardware

Microprocessor

Web Technologies

SQL Server

Cloud Computing