INTERVIEW QUESTIONS

Infosys interview questions.
Clearer next steps.

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

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

Showing 18 Infosys practice prompts

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SQL & DBMS

What is the difference between SQL and PL/SQL?

Asked for Systems Engineer / Specialist Programmer / DSE (New Grad), Software Developer, Fresher.

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SQL & DBMS

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

Asked for Systems Engineer / Specialist Programmer / DSE (New Grad), Software Developer, Fresher.

✦

SQL & DBMS

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

Asked for Systems Engineer / Specialist Programmer / DSE (New Grad), Software Developer, Fresher.

✦

SQL & DBMS

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

Asked for Systems Engineer / Specialist Programmer / DSE (New Grad), Software Developer, Fresher.

✦

SQL & DBMS

What is database normalization, and what problem does it solve?

Asked for Systems Engineer / Specialist Programmer / DSE (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

Infosys interview questions.
Clearer next steps.

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

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

Showing 18 Infosys practice prompts

✦

SQL & DBMS

What is the difference between SQL and PL/SQL?

Asked for Systems Engineer / Specialist Programmer / DSE (New Grad), Software Developer, Fresher.

✦

SQL & DBMS

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

Asked for Systems Engineer / Specialist Programmer / DSE (New Grad), Software Developer, Fresher.

✦

SQL & DBMS

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

Asked for Systems Engineer / Specialist Programmer / DSE (New Grad), Software Developer, Fresher.

✦

SQL & DBMS

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

Asked for Systems Engineer / Specialist Programmer / DSE (New Grad), Software Developer, Fresher.

✦

SQL & DBMS

What is database normalization, and what problem does it solve?

Asked for Systems Engineer / Specialist Programmer / DSE (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

Infosys interview questions.Clearer next steps.

What is the difference between SQL and PL/SQL?

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 what problem does it solve?

Your next interview is closer than you think.

Interview Questions and Answers by Role

Infosys interview questions.Clearer next steps.

What is the difference between SQL and PL/SQL?

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 what problem does it solve?

Your next interview is closer than you think.

Infosys interview questions.
Clearer next steps.

Infosys interview questions.
Clearer next steps.