Mysql Online Test

Instructions:

This practice test has 20 questions
You have to attempt all the questions
Time will be 05:00 minute for 20 questions. After 05:00 minute, practice test will be submitted automatically and you will redirect to result page.
This practice test is for self evalutation, if you get less marks then passing marks. Please prepare more for get excellent mark next time
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1. What does the "mysqldump" tool primarily do in the context of database migration?

Exports data to a CSV file Imports data from external sources Backs up and exports database Converts data to JSON

2. Which MySQL feature allows for multiple source replication, enabling replication from multiple master servers to a single slave?

GTID Federated Storage Engine Multi-Source Replication Triggers

3. Which storage engine provides the most robust support for full-text indexing and searching in MySQL?

MyISAM InnoDB MEMORY NDB Cluster

4. What is the default port number for MySQL connections?

3306 5432 1521 80

5. What SQL statement is used to remove data from a database?

DELETE DROP ERASE REMOVE

6. What MySQL data type is suitable for storing date and time values?

DATETIME NUMERIC TEXT BOOLEAN

7. Which type of index in MySQL allows for faster retrieval of rows but may slow down INSERT and UPDATE operations?

B-tree index Hash index Full-text index Spatial index

8. What is a primary advantage of using MySQL?

Rich set of built-in functions and operators High performance and scalability Proprietary software Support for complex data structures

9. How can you perform a point-in-time recovery in MySQL?

Use the RESTORE command Use a physical backup Use the TIME MACHINE feature Apply binary log files

10. What is the primary reason for the "InnoDB: Error: Table space is full" error in MySQL?

Excessive connections Running out of disk space Query cache issues Encryption errors

11. Which SQL statement is used to insert data into a MySQL table?

INSERT INTO UPDATE DELETE FROM CREATE TABLE

12. Which command is used to show a list of all available databases in MySQL?

SHOW DATABASES LIST DATABASES DISPLAY DATABASES DESCRIBE DATABASES

13. What is the first step in installing MySQL?

Download the installer Configure settings Start the database Create a new database

14. Which storage engine is suitable for in-memory databases with low latency requirements?

MyISAM InnoDB MEMORY NDB Cluster

15. Which global privilege is required to create new databases in MySQL?

CREATE SELECT DELETE ALTER

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

To create a new database To optimize query performance To transfer data to a new system To add new tables

17. Which of the following is not a valid MySQL data type?

CHAR STRING DATE BLOB

18. Which MySQL privilege allows a user to execute "CREATE TABLE" statements?

CREATE DATABASE CREATE TABLE CREATE PRIVILEGE CREATE USER

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

Query Optimizer Schema Diagram Data Modeling Migration Wizard

20. Which command is used to start the MySQL server on a Windows system?

start-mysql net start mysql mysql-server start service mysqld start