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Structured Query Language (SQL) Multiple Choice Questions (MCQ) Online Test #6

Structured Query Language (SQL) MCQ #51:

How can you use a subquery to find customers who have placed more than 5 orders?

SELECT * FROM customers WHERE order_count > 5;

SELECT * FROM orders WHERE customers.id IN (SELECT customer_id FROM orders GROUP BY customer_id HAVING COUNT(*) > 5);

SELECT * FROM customers WHERE order_count > 5 GROUP BY orders.customer_id;

SELECT * FROM orders WHERE COUNT(*) > 5;

SELECT * FROM customers WHERE EXISTS (SELECT * FROM orders WHERE orders.customer_id = customers.id GROUP BY orders.customer_id HAVING COUNT(*) > 5);

About Structured Query Language (SQL) Multiple Choice Question (MCQ) #51:
This ICT Multiple Choice Question (ICT MCQ) #51 focuses on Structured Query Language (SQL) within the "Advanced ICT MCQ" category. This question evaluates the ability to use a subquery to filter results based on a condition involving another table.

Structured Query Language (SQL) MCQ #52:

Which of the following SQL statements correctly orders employees by their hire date in descending order?

Structured Query Language (SQL) MCQ #53:

What is the purpose of the LIKE operator in SQL?

Structured Query Language (SQL) MCQ #54:

How do you create a trigger in SQL?

CREATE TRIGGER trigger_name ON table_name AFTER INSERT AS BEGIN SQL_statements END;

CREATE PROCEDURE trigger_name ON table_name AFTER INSERT AS BEGIN SQL_statements END;

CREATE VIEW trigger_name ON table_name AFTER INSERT AS BEGIN SQL_statements END;

CREATE FUNCTION trigger_name ON table_name AFTER INSERT AS BEGIN SQL_statements END;

CREATE INDEX trigger_name ON table_name AFTER INSERT AS BEGIN SQL_statements END;

About Structured Query Language (SQL) Multiple Choice Question (MCQ) #54:
This ICT Multiple Choice Question (ICT MCQ) #54 focuses on Structured Query Language (SQL) within the "Advanced ICT MCQ" category. This question tests the syntax for creating a trigger in SQL.

Structured Query Language (SQL) MCQ #55:

What happens if a transaction is not committed or rolled back?

Structured Query Language (SQL) MCQ #56:

What is the purpose of the JOIN clause in SQL?

Structured Query Language (SQL) MCQ #57:

Which SQL command is used to define new tables, columns, and constraints?

Structured Query Language (SQL) MCQ #58:

Which SQL command is used to grant permissions on database objects?

Structured Query Language (SQL) MCQ #59:

Which SQL statement is used to insert new records into a table?

Structured Query Language (SQL) MCQ #60:

Which SQL statement is used to create a new table in a database?

This page was last modified on Dec 30, 2024 by ICT MCQ Hub.

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This online test, titled "Structured Query Language (SQL) Multiple Choice Questions (MCQ) Online Test #6" is designed for individuals at the advanced level and focuses on "Structured Query Language (SQL)". It consists of 10 carefully crafted multiple choice questions (MCQs) with five options each that assess advanced knowledge and understanding of the subject matter. This test aims to help participants evaluate their grasp of key concepts related to "Structured Query Language (SQL)".

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