Databases Basics Quiz 1 > Data AI Revolution

Databases Basics Quiz 1

This quiz is tailored for beginners who are getting started with databases. The questions will cover basic concepts like SQL queries, relational and NoSQL databases, ACID properties, normalization, and more. There are 10 multiple-choice questions, some of which may have more than one correct answer.

1 / 10

Which of the following SQL statements can be used to add new data to a table?

UPDATE

INSERT

DELETE

CREATE

2 / 10

What is the purpose of normalization in databases?

To speed up data retrieval

To convert data into binary format

To reduce redundancy and dependency

To add new fields to a table

3 / 10

Which of the following is a characteristic of ACID transactions?

Consistency

Isolation

Atomicity

Durability

4 / 10

Which type of database is best suited for handling unstructured or semi-structured data?

Relational Databases (RDBMS)

Document-oriented Databases (NoSQL)

Object-oriented Databases

Flat-file Databases

5 / 10

What is SQL used for?

To create websites

To query and manage relational databases

To secure database connections

To format JSON files

6 / 10

What does the term 'primary key' refer to in a relational database?

A field that contains encrypted data

A unique identifier for each record in a table

A key that unlocks access to the database

A key that allows relationships between two databases

7 / 10

What is a database?

A software for creating web applications

A collection of data stored in a structured format

A system used for analyzing data

A method for securing information

8 / 10

Which of the following is true about NoSQL databases?

They are ideal for large-scale distributed data

They store data in tables with fixed rows and columns

hey do not support ACID transactions

They are schema-less

9 / 10

Which of the following are examples of relational database management systems (RDBMS)?

Redis

MySQL

AWS S3

MongoDB

PostgreSQL

10 / 10

Which of the following commands is used to retrieve data from a database in SQL?

DELETE

UPDATE

SELECT

INSERT

Your score is

The average score is 60%

0%

Databases Basics Quiz 1

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