MCQ | SQL – Comments, Group By, Cast Function

GROUP BY clause is placed before which clause in SQL?

Which one if these is used to put the same value in all the rows?

In order to convert the expression from one to another data type, which SQL Function is used?

What is the syntax of SQL CAST Function?

What is the default length of any data type in the CAST function?

Select the correct type(s) of SQL Comments.

Select the syntax of Single Line Comment.

Comments whose starting and ending lines are different are known as –

Select the correct syntax for Multi-line Comments.

What will be the output of the below SQL statement?

SELECT CAST(25.65 AS int);

What will be the output of the below SQL statement?

SELECT CAST(25.65 AS varchar);

What will be the output of the below SQL statement?

SELECT CAST('2021-10-06' AS datetime);