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Introduction to SQL MCQs

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Practice free Introduction to SQL multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 73 questions — no login required.

Question 1easy

You can add a row using SQL in a database with which of the following?

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Question 2easy

The command to remove rows from a table 'CUSTOMER' is:

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Question 3easy

The SQL WHERE clause:

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Question 4easy

Which of the following is the original purpose of SQL?

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Question 5easy

The wildcard in a WHERE clause is useful when?

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Question 6easy

A view is which of the following?

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Question 7easy

The command to eliminate a table from a database is:

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Question 8easy

ON UPDATE CASCADE ensures which of the following?

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Question 9easy

SQL data definition commands make up a(n) ________ .

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