SQL Server Course for Beginners with 100+ examples - SUM() Function

SQL Server Course for Beginners with 100+ examples - SUM() Function

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Hard

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This video tutorial explains how to use the Max function in SQL to find the largest value in a column. It provides an example using an employee table to find the maximum salary. The tutorial covers executing SQL commands, using the Max function, and adding an alias to the result for better readability.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary purpose of the Max function in SQL?

To calculate the average value of a column

To count the number of entries in a column

To return the largest value in a column

To find the smallest value in a column

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which SQL command is used to display all records from a table?

SHOW ALL FROM table_name

SELECT MAX FROM table_name

SELECT * FROM table_name

DISPLAY * FROM table_name

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the correct SQL syntax to find the maximum salary from the employee table?

SELECT MAX(salary) FROM employee

SELECT salary FROM employee WHERE MAX

SELECT MAXIMUM(salary) FROM employee

SELECT salary FROM employee ORDER BY salary DESC LIMIT 1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is an alias used when displaying the result of the Max function?

To sort the results in ascending order

To change the data type of the result

To provide a name for the result column

To hide the column name

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the maximum salary found in the employee table according to the video?

10000

9500

9000

8500