Select the correct answerWhich of the following are some common RDBMS in use?OptionsOracleHeidiSQLAll of theseMySQL

Break Down the Problem

1. Identify the options provided: Oracle, HeidiSQL, All of these, MySQL.
2. Determine if each option is a common Relational Database Management System (RDBMS).

Relevant Concepts

1. RDBMS Definition: A Relational Database Management System (RDBMS) is a type of database management system that stores data in a structured format, using rows and columns.
2. Common RDBMS: Typically known common RDBMS include Oracle Database, MySQL, PostgreSQL, Microsoft SQL Server, and others.

Analysis and Detail

1. Oracle: This is a widely used RDBMS known for its robustness and enterprise features.
2. HeidiSQL: This is primarily a database management tool that works with MySQL and other database systems, rather than being an RDBMS itself.
3. MySQL: This is a well-known open-source RDBMS known for its ease of use and widespread adoption.

Verify and Summarize

• Oracle and MySQL are both recognized as RDBMS.
• HeidiSQL is not a standalone RDBMS but a management tool.
• Since the option "All of these" includes a non-RDBMS, it cannot be correct.

Final Answer

The correct answer is Oracle and MySQL.