SQL Basics and Database Management

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What is the primary function of SQL?

To manage relational databases and perform operations on the data (correct)
To create a new database management system
To develop a new programming language
To create a new operating system

What is one of the benefits of SQL in terms of data manipulation?

It is well-suited for data manipulation (correct)
It is not used for data manipulation
It is only used for data retrieval
It is only used for data storage

What is a key feature of SQL that enables users to work efficiently?

Rapid query processing (correct)
Slow query processing
Limited data storage
Manual data processing

What is one of the reasons why SQL is considered important in the data industry?

It is a universal language that is transferable to other disciplines and languages (C) Signup and view all the answers

What is one of the benefits of SQL in terms of security?

It provides various security features (C) Signup and view all the answers

What is a key benefit of SQL in terms of its applicability?

It is suitable for organizations of any size (A) Signup and view all the answers

What is the purpose of the SELECT command in SQL?

To get some or all data in a table (D) Signup and view all the answers

What is the character used to end an SQL statement?

Semicolon (;) (B) Signup and view all the answers

Which of the following database management systems does not support SQL?

Access (B) Signup and view all the answers

What is the purpose of the UPDATE command in SQL?

To make changes to rows or records in a specific table (C) Signup and view all the answers

What is the difference between SQL and MySQL?

SQL is a standard language for relational databases, while MySQL is a specific relational database management system (D) Signup and view all the answers

Which SQL command is used to add records into a database table?

INSERT INTO (C) Signup and view all the answers

What is an advantage of SQL being open source?

It is more cost-effective than proprietary solutions (D) Signup and view all the answers

What is the primary function of DML commands in SQL?

To manipulate data in existing tables (D) Signup and view all the answers

What is the name of the command used to retrieve specific data from tables in SQL?

SELECT (A) Signup and view all the answers

What is the basis for SQL and all modern database systems?

Relational Database Management System (RDBMS) (D) Signup and view all the answers

What is the feature of Relational databases that allows them to store information?

Tabular layout (B) Signup and view all the answers

What is the name of the open source RDBMS mentioned in the text?

PostgreSQL (D) Signup and view all the answers

What is MySQL used for in web applications?

To manage databases (B) Signup and view all the answers

What is the primary use of SQL?

To query and operate database systems (C) Signup and view all the answers

What feature does MySQL offer that SQL does not?

Support for multiple storage engines (A) Signup and view all the answers

What is a characteristic of SQL?

Simple standard format (C) Signup and view all the answers

What is the relationship between SQL and MySQL?

SQL is the default query language used by MySQL (B) Signup and view all the answers

What is a feature of MySQL Workbench?

Facilitates creating, designing, and building databases (C) Signup and view all the answers

Which professionals rely heavily on SQL and MySQL to manage and manipulate large datasets?

Data analysts, data scientists, and database administrators (B) Signup and view all the answers

What is the main difference between MySQL and SQL Server in terms of cost?

MySQL is open source and SQL Server is licensed (B) Signup and view all the answers

Which programming language is not supported by MySQL?

Python (D) Signup and view all the answers

What is the primary platform supported by MS SQL Server?

Windows (C) Signup and view all the answers

What is the primary advantage of MS SQL Server over MySQL in terms of security features?

Row-level security and data encryption (C) Signup and view all the answers

Why was MariaDB created?

Due to licensing and distribution concerns after MySQL was acquired by Oracle Corporation (A) Signup and view all the answers