SQL Data Types – Beginner Level Quiz

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SQL Data Types

This quiz aims to provide you with an understanding of the different types of data available in SQL. Table columns are categorized by their data types to determine the data type they can store. The data can include numeric values, text values, dates, etc. In this quiz, you will be tested on your knowledge of SQL data types and their use.

1 / 20

Which data type would you use to store whole numbers?

2 / 20

What is the difference between CHAR and VARCHAR?

3 / 20

What is the maximum length of a VARCHAR data type?

4 / 20

What is a data type in SQL?

5 / 20

Which SQL data type is used to store text or strings of variable length?

6 / 20

Which data type would you use to store a date?

7 / 20

Which data type would you use to store a true or false value?

8 / 20

What SQL data type is used to store a collection of characters of fixed length?

9 / 20

Which data type would you use for a column storing a unique identification number?

10 / 20

Which of the following is a floating-point number data type in SQL?

11 / 20

Which of the following data types can store decimals and fractions in SQL?

12 / 20

What data type should you use to store the current time only (without the date)?

13 / 20

What is the typical use of the DECIMAL data type?

14 / 20

Which of the following is the best data type for storing a large block of text?

15 / 20

Which of the following is a numeric data type in SQL?

16 / 20

Which SQL data type is ideal for storing monetary values with precision?

17 / 20

What is the difference between FLOAT and DECIMAL data type?

18 / 20

What is the difference between DATETIME and TIMESTAMP in SQL?

19 / 20

Which SQL data type is best for storing a timestamp?

20 / 20

Which SQL data type is ideal for storing binary data, like images or files?

Your score is

The average score is 49%

0%

A firm grasp of data types is essential for creating efficient, accurate, well-structured database tables. Hence, this quiz provides a solid introduction to SQL data types. The quiz ensures you understand how to use various data types correctly when designing or querying databases.