MYSQL

 MySQL is a popular open-source relational database management system. Here are some example basic questions that might be asked about MySQL:

1. What is the syntax for creating a new database in MySQL?
2. How do you create a new table in an existing MySQL database?
3. How do you insert data into a MySQL table?
4. How do you select data from a MySQL table?
5. What is the syntax for updating data in a MySQL table?
6. How do you delete data from a MySQL table?
7. How do you set up a relationship between tables in MySQL?
8. What is the syntax for joining tables in MySQL?
9. How do you create a user account in MySQL and grant permissions?
10. How do you backup and restore a MySQL database?

Here are some example multiple choice questions (MCQs) with answers about basic MySQL concepts:

1.    What is the command to create a new database in MySQL?

 a) SELECT DATABASE [database_name]; 

b) CREATE DATABASE [database_name];

 c) NEW DATABASE [database_name]; 

d) ADD DATABASE [database_name];

Answer: b) CREATE DATABASE [database_name];

2.    What is the command to select data from a table in MySQL? 

a) ADD SELECT [column1, column2, column3] FROM [table_name]; 

b) SELECT [column1, column2, column3] FROM [table_name]; 

c) FETCH [column1, column2, column3] FROM [table_name]; 

d) GET [column1, column2, column3] FROM [table_name];

Answer: b) SELECT [column1, column2, column3] FROM [table_name];

3.    What is the command to update data in a table in MySQL? 

a) MODIFY [table_name] SET column1 = new_value1, column2 = new_value2 WHERE [condition]; 

b) UPDATE [table_name] SET column1 = new_value1, column2 = new_value2 WHERE [condition]; 

c) ALTER [table_name] SET column1 = new_value1, column2 = new_value2 WHERE [condition];

 d) CHANGE [table_name] SET column1 = new_value1, column2 = new_value2 WHERE [condition];

Answer: b) UPDATE [table_name] SET column1 = new_value1, column2 = new_value2 WHERE [condition];

4.    What is the command to delete data from a table in MySQL? 

a) REMOVE FROM [table_name] WHERE [condition]; 

b) DELETE FROM [table_name] WHERE [condition]; 

c) ERASE FROM [table_name] WHERE [condition]; 

d) DROP FROM [table_name] WHERE [condition];

Answer: b) DELETE FROM [table_name] WHERE [condition];

5.    What is the command to create a user account in MySQL? a) CREATE ACCOUNT [username] IDENTIFIED BY [password]; b) ADD USER [username] IDENTIFIED BY [password]; c) CREATE USER [username] IDENTIFIED BY [password]; d) NEW USER [username] IDENTIFIED BY [password];

Answer: c) CREATE USER [username] IDENTIFIED BY [password];