Online SQL Quiz Questions and Answers
The Online SQL Quiz consists of MCQ’s where only one of the given four options would be correct. These will help you to revise the concepts and learn new which you are not aware of. Let us now move ahead to our quiz.
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Write a query to get the employee details whose name starts with ‘A’.CorrectIncorrect
Write a query to find the average experience of all the employees at DataFlair.CorrectIncorrect
Write a query to draw out details of employees from Pune and Indore with experience of 2 years or more in DataFlair.CorrectIncorrect
Write a query to count the number of employees at each location of the DataFlair office.CorrectIncorrect
Write a query to display the top 5 employees based on their experience of working in the field.CorrectIncorrect
Which of the query below is likely to run into an error?CorrectIncorrect
Which of the below queries results have only 10 rows being shown in the result displayed?CorrectIncorrect
Which of the following commands do we need to run to select a database for our queries to be run on?CorrectIncorrect
Predict the expected output of the query given below:
SELECT salary*10 AS New_Salary FROM DataFlair;CorrectIncorrect
What happens when we run the below query but emp_id ‘AR5’ doesn’t exist in our table.
SELECT * FROM DataFlair_info WHERE emp_id = ‘AR5’CorrectIncorrect
Which of the below Query can be used to set the new Auto – increment value to 500 in our table.CorrectIncorrect
Which of the following returns the average value of any numeric column in SQL?CorrectIncorrect
Choose the correct query using the IFNULL function of SQL to replace the NULL value in the experience column of DataFlair with 0.CorrectIncorrect
Which of the following query uses the Default constraint to set the default value of experience to 0?CorrectIncorrect
Which of the following query returns the unique records in our table DataFlair?CorrectIncorrect
Write a query to grab the current time of the system?CorrectIncorrect
We can use nesting in the stored procedures for?CorrectIncorrect
Which of the below is an invalid query?CorrectIncorrect
Which of the following network protocols needs to be enabled to allow SQL to access the IP address of the system?CorrectIncorrect
Below are some constraint classes of SQL given. Find the one which is not a constraint class in SQL.CorrectIncorrect
Which of the below is not a supported date or time format in SQL?CorrectIncorrect
What is one major problem of creating indexes in SQL?CorrectIncorrect
Write a query to create a view or virtual table and view it, from the DataFlair table named DataFlair_Indore with all the details of the Indore office.CorrectIncorrect
Write a query to count the number of non-matching records in the DataFlair table?CorrectIncorrect
What is the one thing we need to pay attention to when we need to use constraints?CorrectIncorrect
In this Online SQL Quiz, we have seen some more crucial topics in SQL. We recommend asking all your doubts in the comment section. Also, don’t forget to mention your quiz score in the comments for us to access your knowledge of SQL.