adplus-dvertising

Welcome to the Managing Data using SQL MCQs Page

Dive deep into the fascinating world of Managing Data using SQL with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Managing Data using SQL, a crucial aspect of MySQL Database. In this section, you will encounter a diverse range of MCQs that cover various aspects of Managing Data using SQL, 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.

frame-decoration

Check out the MCQs below to embark on an enriching journey through Managing Data using SQL. 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 Managing Data using SQL. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Managing Data using SQL MCQs | Page 17 of 20

Q161.
What is the role of “CONSTRAINS” in defining a table in Mysql?
Discuss
Answer: (d).All of the mentioned
Q162.
Which command is used for the table definition in Mysql?
Discuss
Answer: (a).DESC table_name;
Q163.
Which among the following is the correct syntax for defining “Constraint Check” in Mysql?
Discuss
Answer: (a).gender char(1) check( gender IN (‘M’, ‘F’)),
Q164.
Which data type character merges the “Check Constraint” into a data type definition?
Discuss
Answer: (a).ENUM
Q165.
Which among the following is the correct syntax for defining “ENUM” in Mysql?
Discuss
Answer: (a).gender ENUM (‘M’, ‘F’),
Q166.
Which among the following are the correct definitions for “NULL” in Mysql?
Discuss
Answer: (d).All of the mentioned
Q167.
Find out the logical error in the following MySQL code snippet?
   CREATE TABLE person
   ( person_id VARCHAR(20),
    Name VARCHAR (20),
    Address VARCHAR (20),
    Mobile_no  SMALLINT 
    );
Discuss
Answer: (c).Primary key is missing
Q168.
What is the meaning of “REFERENCES” in table definition?
Discuss
Answer: (d).A ”foreign Key” belong to this particular table
Q169.
What default value gets stored in columns of the table?
Discuss
Answer: (a).NULL
Q170.
Which Statement is used to insert the values in the table?
Discuss
Answer: (a).INSERT INTO

Suggested Topics

Are you eager to expand your knowledge beyond MySQL Database? We've curated a selection of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of Computer Science. Happy exploring!