SQL Interview Questions | Snaprecruit.com

SQL Interview Questions | Snaprecruit.com

SQL interview questions

SQL interview questions

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Total Questions: 4

1. What command can be used to create a new row in a table in the database?

Correct Answer is : INSERT (*)

2. What command is used to permanently remove a record from a database table?

Correct Answer is : DROP

3. Which of the following SQL statements will generate an error when executed.

Correct Answer is : IF NOT EXISTS CREATE DATABASE `STUDENTS`;

4. What is a composite key?

Correct Answer is : it is a primary key that consists of more than one field that uniquely identifies a record

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