Database Basics Quiz – Answertopia

This quiz tests your understanding of fundamental database concepts, including the differences between a database and a database management system (DBMS), client-server architecture, database tables, schemas, primary keys, and SQL. It covers essential topics related to MySQL and relational databases, helping you assess your knowledge of data storage, retrieval, and management. Use this quiz to reinforce your learning and ensure a strong foundation in database principles.

Can a primary key consist of multiple columns?

No, primary keys can only be set on text fields

Yes, but all combined columns must be unique

No, a primary key must be a single column

Yes, and each column must be unique separately

None

What is SQL?

A software for managing databases

A cloud storage service

A security tool for protecting databases

A programming language used for writing database queries

None

What is the difference between a database and a database management system (DBMS)?

A database stores data, while a DBMS manages and interacts with the stored data

A database processes queries, while a DBMS stores data

A database manages hardware, while a DBMS manages software

A database is only used for websites, while a DBMS is used for applications

None

What is a database schema?

A structure defining data organization and relationships in a database

A storage location for database files

A programming language for writing queries

A type of SQL command

None

How does a client-server database architecture work?

A single computer handles both client and server roles

Clients store the database, and the server retrieves the data

Clients send requests to a server, which processes the requests and returns results

The database is stored on the client, and the server provides additional resources

None

What is an advantage of using a client-server database system?

It requires all clients to be on the same physical machine

It improves accessibility and allows multiple clients to connect remotely

It eliminates the need for database security

It limits the number of database users

None

Why is SQL considered easy to learn?

It has a small set of keywords and simple syntax

It does not require a database to run

It is only used for small applications

It does not use any commands

None

Why should a primary key be unique in a table?

To store confidential data securely

To prevent duplicate rows and ensure correct data retrieval

To allow multiple identical records

To improve database performance

None

What is the primary purpose of a database?

To store and retrieve information in a structured way

To display web pages

To manage operating system files

To execute JavaScript code

None

10.

What is a key advantage of learning SQL?

SQL requires advanced programming knowledge

SQL can only be used for local databases

SQL can only be used in MySQL databases

SQL skills are transferable between different DBMS implementations

None

11.

What is the role of a database table?

To display user interfaces

To organize and store data in structured rows and columns

To manage file storage on the computer

To execute SQL queries

None

12.

What is the function of a primary key in a database table?

To store multiple values in a single field

To manage database user roles

To encrypt stored data

To uniquely identify each row in the table

None

13.

What does the term database server refer to in the context of MySQL?

A computer that runs multiple applications including a DBMS

A cloud storage service

A software component of a DBMS that executes database operations

A tool for managing SQL queries

None

14.

Where was SQL first developed?

Oracle

IBM

Microsoft

Google

None

15.

What is another term for a database row?

Column

Field

Record

Schema

None

16.

What is the purpose of data types in a database table?

To define the format and type of data stored in each column

To manage database connections

To execute SQL queries

To restrict database access

None

17.

What type of data can modern databases store?

Text, Images, videos, and software objects

Only structured data in tables

Only numerical data

Only text data

None

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