
Understanding Database Management Systems
Quiz
•
Computers
•
11th Grade
•
Practice Problem
•
Hard
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a Database Management System (DBMS)?
A DBMS is a cloud service for file sharing.
A Database Management System (DBMS) is software that manages databases.
A DBMS is a programming language for data analysis.
A DBMS is a type of hardware used for data storage.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Name three types of DBMS.
Document DBMS
Hierarchical DBMS, Network DBMS, Relational DBMS
Key-value DBMS
Object-oriented DBMS
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of a DBMS?
To perform complex calculations on data.
To create user interfaces for applications.
To store, retrieve, and manage data in databases.
To ensure data is visually appealing.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Explain the difference between a relational and a non-relational database.
Relational databases do not support transactions.
Relational databases use structured tables and SQL, while non-relational databases use flexible formats and do not require fixed schemas.
Non-relational databases require SQL for data manipulation.
Relational databases are only used for large datasets.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is SQL and how is it used in DBMS?
SQL is a programming language used to manage and manipulate relational databases in a DBMS.
SQL is a type of hardware used for data storage.
SQL is a markup language for web development.
SQL is a database management system itself.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Define the term 'data integrity' in the context of databases.
Data integrity is the accuracy and consistency of data in a database.
Data integrity is the process of backing up data regularly.
Data integrity is the total amount of data stored in a database.
Data integrity refers to the speed of data retrieval.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are primary keys and foreign keys in a database?
Primary keys can be duplicated across tables.
Primary keys uniquely identify records in a table; foreign keys link records between tables.
Foreign keys are used to store images in a database.
Primary keys are used for indexing data only.
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