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Welcome to the DBMS Basics MCQs Page

Dive deep into the fascinating world of DBMS Basics with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of DBMS Basics, a crucial aspect of DBMS. In this section, you will encounter a diverse range of MCQs that cover various aspects of DBMS Basics, 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.

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Check out the MCQs below to embark on an enriching journey through DBMS Basics. 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 DBMS Basics. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

DBMS Basics MCQs | Page 12 of 38

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Q111.
Fact tables are which of the following?

a.

Completely demoralized

b.

Partially demoralized

c.

Completely normalized

d.

Partially normalized

Discuss
Answer: (c).Completely normalized
Q112.
A snowflake schema is which of the following types of tables?

a.

Fact

b.

Dimension

c.

Helper

d.

All of the above

Discuss
Answer: (d).All of the above
Q113.
A goal of data mining includes which of the following?

a.

To explain some observed event or condition

b.

To confirm that data exists

c.

To analyze data for expected relationships

d.

To create a new data warehouse

Discuss
Answer: (a).To explain some observed event or condition
Q114.
Primitive operations common to all record management systems include

a.

Print

b.

Sort

c.

Look-up

d.

All of the above

Discuss
Answer: (c).Look-up
Q115.
Each of data files has a _____ that describe the way the data is stored in the file.

a.

File structure

b.

Records

c.

Fields

d.

Database

Discuss
Answer: (a).File structure
Q116.
After you _____ a record, many data management the environments require you to issue a command to save the changes you made.

a.

Delete

b.

Update

c.

Sort key

d.

Index

Discuss
Answer: (b).Update
Q117.
Sort/report generators

a.

are faster than index/report generators

b.

require more disk space than index/report generators

c.

do not need to sort before generating a report

d.

both (a) and (b)

Discuss
Answer: (b).require more disk space than index/report generators
Q118.
An-owner-member set in the CODASYL specifications may have

a.

only one owner but many owner occurrences

b.

only one member but many member occurrence

c.

more than one member but only one occurrence per member

d.

All of the above

Discuss
Answer: (a).only one owner but many owner occurrences
Q119.
A database management system

a.

allows simultaneous access to multiple files

b.

can do more than a record management system

c.

is a collection of programs for managing data in a single file

d.

both (a) and (b)

Discuss
Answer: (d).both (a) and (b)
Q120.
Which of the following hardware components is the most important to the operation of a database management system?

a.

high-resolution video display

b.

printer

c.

high speed, large-capacity disk

d.

plotter

Discuss
Answer: (c).high speed, large-capacity disk
Page 12 of 38

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