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Welcome to the MySQL Clauses MCQs Page

Dive deep into the fascinating world of MySQL Clauses with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of MySQL Clauses, a crucial aspect of MySQL Database. In this section, you will encounter a diverse range of MCQs that cover various aspects of MySQL Clauses, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within MySQL Database.

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Check out the MCQs below to embark on an enriching journey through MySQL Clauses. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of MySQL Database.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of MySQL Clauses. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

MySQL Clauses MCQs | Page 6 of 8

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Discuss
Answer: (a).To filter out the row values
Q52.
โ€œCOUNTโ€ keyword belongs to which categories in Mysql?
Discuss
Answer: (a).Aggregate functions
Q53.
Which among the following belongs to an โ€œaggregate functionโ€?
Discuss
Answer: (a).COUNT
Q54.
Which of the following belongs to an โ€œaggregate functionโ€?
Discuss
Answer: (d).All of the mentioned
Q55.
Which clause is used with an โ€œaggregate functionsโ€?
Discuss
Answer: (a).GROUP BY
Q56.
What is the significance of the statement โ€œGROUP BY d.nameโ€ in the following MySQL statement?
SELECT d.name, COUNT (emp_id) emp_no
FROM department d INNER JOIN Employee e
ON d.dept_id=e.emp_id
GROUP BY d.name
Discuss
Answer: (b).Aggregation of the field โ€œnameโ€ of table โ€œdepartmentโ€
Q57.
What is the significance of the statement โ€œHAVING COUNT (emp_id)>2โ€ in the following MySQL statement?
SELECT d.name, COUNT (emp_id) emp_no
FROM department d INNER JOIN Employee e
ON d.dept_id=e.emp_id
GROUP BY d.name
HAVING COUNT (emp_id)>2
Discuss
Answer: (c).Filter out all rows whose total emp_id below 2 & Selecting those rows whose total emp_id>2
Q58.
Is โ€œGROUP BYโ€ clause is similar to โ€œORDER BYโ€ clause?
Discuss
Answer: (b).No
Discuss
Answer: (a).Sorting your result set using column data
Q60.
What is the significance of โ€œORDER BYโ€ in the following MySQL statement?
SELECT emp_id, fname, lname
FROM person
ORDER BY emp_id;
Discuss
Answer: (a).Data of emp_id will be sorted
Page 6 of 8

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