INTERVIEW QUESTIONS

IBM interview questions.
Clearer next steps.

Browse IBM interview prompts by skill, role, and interview theme.

Organized by role and topicSearchable by skill and companyPractice-ready promptsFocused learning paths

Showing 15 IBM practice prompts

✦

SQL & DBMS

What is the difference between SQL and NoSQL databases?

Asked for Associate System Engineer / SDE (New Grad), Software Developer, Fresher.

✦

SQL & DBMS

What is a primary key, and how does it differ from a unique key?

Asked for Associate System Engineer / SDE (New Grad), Software Developer, Fresher.

✦

SQL & DBMS

What is a foreign key, and why is referential integrity important?

Asked for Associate System Engineer / SDE (New Grad), Software Developer, Fresher.

✦

SQL & DBMS

Explain the different types of joins: INNER, LEFT, RIGHT, and FULL OUTER.

Asked for Associate System Engineer / SDE (New Grad), Software Developer, Fresher.

✦

SQL & DBMS

What is database normalization, and why is it important?

Asked for Associate System Engineer / SDE (New Grad), Software Developer, Fresher.

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Interview questions

Interview Questions and Answers by Role

Browse role-specific interview questions and answer guidance for technology, healthcare, engineering, finance, sales, and fresher interviews.

INTERVIEW QUESTIONS

IBM interview questions.
Clearer next steps.

Browse IBM interview prompts by skill, role, and interview theme.

Organized by role and topicSearchable by skill and companyPractice-ready promptsFocused learning paths

Showing 15 IBM practice prompts

✦

SQL & DBMS

What is the difference between SQL and NoSQL databases?

Asked for Associate System Engineer / SDE (New Grad), Software Developer, Fresher.

✦

SQL & DBMS

What is a primary key, and how does it differ from a unique key?

Asked for Associate System Engineer / SDE (New Grad), Software Developer, Fresher.

✦

SQL & DBMS

What is a foreign key, and why is referential integrity important?

Asked for Associate System Engineer / SDE (New Grad), Software Developer, Fresher.

✦

SQL & DBMS

Explain the different types of joins: INNER, LEFT, RIGHT, and FULL OUTER.

Asked for Associate System Engineer / SDE (New Grad), Software Developer, Fresher.

✦

SQL & DBMS

What is database normalization, and why is it important?

Asked for Associate System Engineer / SDE (New Grad), Software Developer, Fresher.

Your next interview is closer than you think.

Practice smarter and land better opportunities.

✓ Start with the free plan✓ No credit card✓ Cancel anytime

Start preparing free

IBM interview questions.Clearer next steps.

What is the difference between SQL and NoSQL databases?

What is a primary key, and how does it differ from a unique key?

What is a foreign key, and why is referential integrity important?

Explain the different types of joins: INNER, LEFT, RIGHT, and FULL OUTER.

What is database normalization, and why is it important?

Your next interview is closer than you think.

Interview Questions and Answers by Role

IBM interview questions.Clearer next steps.

What is the difference between SQL and NoSQL databases?

What is a primary key, and how does it differ from a unique key?

What is a foreign key, and why is referential integrity important?

Explain the different types of joins: INNER, LEFT, RIGHT, and FULL OUTER.

What is database normalization, and why is it important?

Your next interview is closer than you think.

IBM interview questions.
Clearer next steps.

IBM interview questions.
Clearer next steps.