Learn · Revise · Practise

The Tech Interview Handbook

Computer science, mobile & embedded systems, artificial intelligence and leadership, explained simply with everyday analogies and backed by thousands of interview questions with answers.

New here? Start in three steps

1. Read one sectionStop at the Lock it in box. Say the hops out loud and write three facts.
2. Park or mark fuzzyThe gym will ping you tomorrow for fuzzy ones, and later for parked ones.
3. Open Study gym firstDue items beat new reading. That is how a weak memory still wins.

Choose a track

Suggested study paths

Preparing for a specific role? Follow one of these reading orders across tracks.

Practise and revise

How each topic page works

In 30 seconds

A short summary at the top, plus the topic's level and what to read first.

Explained with analogies

Every major concept starts with a real-world analogy, then goes deep with diagrams, formulas, tables and code.

Quick revision & glossary

Crisp key points and definitions for last-minute review.

Interview questions

Basic, intermediate, advanced and scenario questions, each with a model answer.