Database Management System
Authored by Saranya C
Computers
University
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a database?
A database is a programming language for creating applications.
A database is a type of software used for web browsing.
A database is a physical storage device for files.
A database is an organized collection of data that can be easily accessed, managed, and updated.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of a DBMS?
To enhance the speed of the internet connection
The purpose of a DBMS is to manage and organize data in a database.
To provide internet access to users
To create backups of data only
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the different types of databases?
Flat-file
Graph-based
Relational, NoSQL, In-memory, Time-series
Object-oriented
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a relational database?
A relational database is a database that organizes data into tables with defined relationships.
A relational database stores data in a single file without relationships.
A relational database is a type of spreadsheet software.
A relational database is a collection of unstructured documents.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a primary key?
A primary key is an optional field in a database.
A primary key is a unique identifier for a record in a database.
A primary key is a duplicate identifier for records.
A primary key is a type of foreign key.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a foreign key?
A foreign key is a field that stores data from the same table.
A foreign key is a type of primary key.
A foreign key is a unique identifier for a table.
A foreign key is a field that links two tables by referencing the primary key of another table.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is normalization?
Normalization is a technique for improving database speed.
Normalization refers to the process of data encryption.
Normalization is a database design technique that minimizes data redundancy and dependency.
Normalization is a method for increasing data redundancy.
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