160+ Mysql MCQ With Online Practice Test

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MySQL is an open-source relational database management system (RDBMS) that has been a cornerstone of web applications and data-driven solutions for over two decades. Developed by Oracle, MySQL offers a robust and efficient platform for storing, managing, and retrieving structured data. Its features include support for SQL, high performance, scalability, and extensive community support. MySQL is widely used for web development, e-commerce, content management systems, and more, making it a versatile and trusted database solution for organizations of all sizes, from startups to large enterprises.

141. What is the primary purpose of database migration in MySQL?

Answer: To transfer data to a new system

142. Which command-line tool in MySQL is commonly used for data migration tasks?

Answer: mysqldump

143. What does the "mysqldump" tool primarily do in the context of database migration?

Answer: Backs up and exports database

144. When performing data migration in MySQL, what is the purpose of the "ETL" process?

Answer: To Extract, Transfer, and Load data

145. What is the role of the "Data Pump" utility in MySQL migration?

Answer: To transfer data to a new system

146. Which feature of MySQL Workbench is commonly used for data migration tasks?

Answer: Migration Wizard

147. What is the primary advantage of using the "Replication" method for database migration in MySQL?

Answer: It allows for real-time data synchronization

148. In MySQL migration, what is the purpose of the "ETL" transformation phase?

Answer: To clean and format data

149. Which method of MySQL migration is typically used for transferring data from a non-MySQL database system?

Answer: SQL Migration

150. What does the term "ETL" stand for in the context of data migration?

Answer: Extract, Transform, Load
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