IT Interview Questions Complete Guide: 130+ Questions on Coding, SQL, HR, Behavioural, Situational &

Prepare for any IT interview with one clear 16-page guide covering every round: HR, behavioural, situational, coding and role-based questions, with sample answers.

Inside

Personal/HR: "Tell me about yourself", strengths, weaknesses, salary

Behavioural: STAR method with worked example and 12 common questions

Situational: 13 real scenarios (production bug, deadline, security issue) with a 4-step framework

Coding: 16 tested Python solutions (Two Sum, palindrome, Kadane, binary search, linked list) with Big-O

SQL: 8 tested queries (2nd highest salary, duplicates, joins, top N)

Core CS: OOP, DBMS, OS, networks, Git, Agile

Role-based: Developer, Web, Data, QA, DevOps, SOC/Cybersecurity, IT Support

Interview-day checklist, salary script and Top 30 cheat sheet

Great for freshers, students, career switchers and professionals.