Fresher / Entry leveltech

Software Engineer
Interview Questions

Covering Entry-level Software Engineer interview questions for freshers — coding, DSA, and HR round prep.. Free, no signup required.

10 questions ready

Technical Questions
Q1
Explain the difference between REST and GraphQL APIs. When would you choose one over the other in a project?
Why they ask this:* They want to assess your understanding of modern API design patterns and your ability to make architectural decisions based on use case requirements.
Q2
Write pseudocode or explain how you would implement a function to reverse a linked list. What is the time and space complexity?
Why they ask this:* This tests your foundational data structures knowledge, problem-solving approach, and ability to analyze algorithmic efficiency—critical skills for writing optimized code.
Q3
What is the difference between SQL and NoSQL databases? Can you give an example of when you would use each?
Why they ask this:* They're evaluating whether you understand database fundamentals and can make informed decisions about data storage based on project needs.
Q4
Describe the purpose of version control systems like Git. How would you handle a merge conflict in a collaborative project?
Behavioral Questions
Q5
Tell me about a time when you had to debug a complex problem in your code. What was the situation, how did you approach it, and what was the outcome?
Q6
Describe a project where you had to learn a new programming language or framework quickly. How did you manage the learning curve, and what results did you achieve?
Q7
Tell me about a time you received critical feedback on your code during a code review. How did you react, and what did you learn from it?
Situational Questions
Q8
What would you do if you discovered a critical bug in production code that you wrote, and it's impacting users? Walk me through your immediate steps.
Q9
How would you handle a situation where a project deadline is approaching but you realize the current implementation won't work? What would you do?
Q10
Imagine you're assigned to maintain legacy code with poor documentation and minimal test coverage. How would you approach understanding and improving it?
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