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 4 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

Q31.

Hierarchical model is also called

Tree structure

Plex Structure

Normalize Structure

Table Structure

Discuss

Answer: (a).Tree structure

Q32.

A main purpose of DBMS is to provide ____________ view of data to user.

Abstract

Partial

Complete

None of these

Discuss

Answer: (d).None of these

Q33.

____________ means to hide certain details of how data is stored and maintain.

Data Abstraction

Data Integrity

Data Isolation

None of these

Discuss

Answer: (a).Data Abstraction

Q34.

There are _________ levels of data abstraction.

Discuss

Answer: (b).3

Q35.

In data abstraction which is lowest level of abstraction ?

View Level

Physical Level

Conceptual Level

None of these

Discuss

Answer: (b).Physical Level

Q36.

_______ of abstraction explains how data is actually stored and describes the Data Structure and Access methods used by database.

Conceptual Level

View Level

Physical Level

None of the above

Discuss

Answer: (c).Physical Level

Q37.

"What data is stored ?" is described by __________ level of abstraction in DBMS.

Physical

View

Conceptual

None of the above

Discuss

Answer: (c).Conceptual

Q38.

Part of entire database is shown by ________ level of abstraction.

Conceptual

Physical

View

None of these

Discuss

Answer: (c).View

Q39.

If user doesn't know anything about the complexity of database application then that user is called as _____________.

Naive User

Database Manager

Database Operator

Database Administrator

Discuss

Answer: (a).Naive User

Q40.

Data Model is collection of conceptual tools for describing

Data

Data Schema

Consistency Constaints

All of these

Discuss

Answer: (d).All of these

Page 4 of 19

Welcome to the Data Models MCQs Page

Data Models MCQs | Page 4 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

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