Reading Hex, Binary and IP Addresses
5 exercises on reading hexadecimal, binary and IP values aloud.
Frequently Asked Questions
What will I practice in "Reading Numbers: Hex & Binary"?
This is a Intermediate pronunciation exercise with 5 questions focused on the correct pronunciation, stress, and sounds of numbers & metrics used in IT.
Is this exercise free to use?
Yes. Every exercise on CoderSlingo, including this one, is free to complete with no account, sign-up, or paywall.
How many questions are in this exercise?
This exercise has 5 questions. A progress bar at the top tracks how many you've answered, and each question gives immediate feedback with an explanation.
Do I need audio or a microphone for this exercise?
No — this is a multiple-choice recognition exercise. It tests whether you can identify correct stress, sounds, and pronunciation patterns, not whether you can record your own speech.
Can I retry the exercise if I get questions wrong?
Yes — use the "Try again" button on the results screen to reset your answers and go through all the questions again. There is no limit on attempts.
Is my progress saved?
Your answers and score for the current session are tracked in the browser as you go. No account or login is needed.
What if I don't understand why an answer is correct?
Read the explanation shown after you answer each question — it breaks down the correct pronunciation in plain English. You can also check the site Glossary for related terms.
Who is this exercise for?
It's designed for non-native English speakers in IT roles who want to sound clearer saying numbers & metrics in meetings, code reviews, and interviews.
Where can I find more Numbers & Metrics pronunciation exercises?
See the Numbers & Metrics section for related exercises, or browse the main Pronunciation hub for other subcategories.
Can this help me prepare for a technical interview?
Yes — clear pronunciation of technical terms matters in interviews. Pair this exercise with our dedicated Interview Preparation section for role-specific practice.