9th Grade SQL & Querying Quizzes, Questions & Answers

9th Grade

Popular SQL & Querying Topics

Top Trending SQL & Querying Quizzes

What is SQL? Have you ever used SQL programming language? Here, we have this "Introduction to SQL quiz" in the true or false format to check your knowledge regarding this standard language. SQL is a database computer...

Questions: 12 | Attempts: 2684 | Last updated: Aug 22, 2025

Sample Question
It is mandatory to define constraint for each attribute of a table.

True

False

Basic SQL Quiz For School Learners!

This is a quiz on the SQL system. needed for learning at school

Questions: 10 | Attempts: 3833 | Last updated: Oct 12, 2025

Sample Question
When did SQL appear

1974

1922

1977

1987

SQL Quiz No. 1

Engage with SQL Quiz No. 1 to test and enhance your knowledge on SQL basics, including data types, keys, and essential SQL statements.

Questions: 15 | Attempts: 123 | Last updated: Jun 22, 2025

Sample Question
It is the horizontal row of a cell

Record

Data

Database

Field

SQL Quiz By "The Cloud 9"

The SQL Quiz by 'The Cloud 9' assesses knowledge in SQL commands and concepts, focusing on operations like DELETE, understanding constraints, Oracle interfaces, and performance optimization. It's designed for learners to test and...

Questions: 18 | Attempts: 280 | Last updated: Mar 21, 2025

Sample Question
With SQL, how can you delete the records where the "FirstName" is "Peter" in the Persons Table?

1. DELETE ROW FirstName='Peter' FROM Persons

2. DELETE FirstName='Peter' FROM Persons

3. DELETE FROM Persons WHERE FirstName = 'Peter'

4. None

SQL Select: The Basics

This is a quiz to test the knowledge of SQL basics based on a lesson given to learners.

Questions: 12 | Attempts: 324 | Last updated: Mar 22, 2025

Sample Question
Which of the following is NOT a commonly accepted rule for joining multiple tables?

It is commonly accepted to list joins between tables before other items in the WHERE clause

It is recommended that aliases be keywords to keep the statement uniform throughout

It is recommended that joins between tables are based on Primary/Foreign keys

Any table listed in a join statement MUST exist in the FROM element

Popular SQL & Querying Quizzes

MS Access 101 Quiz

Questions: 50 | Attempts: 20925 | Last updated: Feb 19, 2025

Sample Question
Which object is used to create a form?

Tables and Queries

Tables only

Tables and reports

Queries and reports

SQL & Pl/SQL Fundamentals Quiz

Questions: 33 | Attempts: 19752 | Last updated: Nov 21, 2025

Sample Question
Which SQL statement contains an error?

SELECT * FROM emp WHERE empid = 493945

SELECT empid FROM emp

SELECT empid FROM emp WHERE empid = 493945

SELECT empid WHERE empid = 56949 AND lastname='SMITH'

The Ultimate Server Query Language Quiz

Questions: 42 | Attempts: 13003 | Last updated: Mar 22, 2025

Sample Question
Which SQL function is used to count the number of rows in a SQL query?

COUNT()

NUMBER()

SUM()

SQL Multiple Choice Questions With Answers

Questions: 20 | Attempts: 12623 | Last updated: Jun 17, 2025

Sample Question
Full form of RDBMS is

Regional district management system

Relational database management system

Regular database management system

Regular district machine system

SQL Server Quiz Questions And Answers

Questions: 25 | Attempts: 8381 | Last updated: Jun 22, 2025

Sample Question
Assuming UserProfile is a table containing a column Proession that accepts a NULL value. What is the result of the query below? SET ANSI_NULLS OFF SELECT Profession FROM UserProfile WHERE (Profession <> NULL).

Gives an error.

Returns all Professions that do not have null values.

<> is not an operator in SQL Server.

None of the above.

Test Your DDL and DML Knowledge

Questions: 10 | Attempts: 4194 | Last updated: Mar 13, 2025

Sample Question
Examine the structure of the EMPLOYEES table: EMPLOYEE_ID NUMBER Primary Key FIRST_NAME VARCHAR2(25) LAST_NAME VARCHAR2(25) Which three statements inserts a row into the table?

INSERT INTO employees VALUES (NULL, 'JOHN','Smith');

INSERT INTO employees( first_name, last_name) VALUES ('JOHN','Smith');

INSERT INTO employees VALUES ('1000','JOHN','NULL');

INSERT INTO employees(first_name,last_name, employee_id) VALUES ('1000, 'john','Smith');

INSERT INTO employees (employee_id, first_name, last_name) VALUES ( 1000, 'john',");

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