Скачать или смотреть 1's and 2's Complement of binary || A Level Computer Science 9618 Paper 1 Crash Revision Lecture 2

Welcome to Lecture 2 of the A Level Computer Science 9618 Paper 1 Crash Revision series by O A Level CS By EMK.
In this video, we cover 1’s Complement and 2’s Complement in Binary, an essential topic for A Level Computer Science Paper 1 (9618).

👉 This lecture explains step by step:

What is 1’s Complement and how to calculate it

What is 2’s Complement and how to calculate it

How negative numbers are represented in binary

Worked examples and exam-style questions

Common mistakes students make in Paper 1 and how to avoid them

This is part of our full crash revision course for A Level Computer Science 9618 Paper 1, where we focus on exam-focused explanations, past paper practice, and quick revision tips.

Whether you’re preparing for Cambridge International A Level Computer Science, revising for your Paper 1 exam, or just need a clear explanation of binary complements, this video will help you understand and score better.

📌 Don’t forget to check out the full Crash Revision Playlist for Paper 1 (9618) on this channel for complete coverage of all topics.

💡 Channel: O A Level CS By EMK – your go-to place for Computer Science revision lectures, crash courses, and exam tips.

Quiz Link: https://forms.gle/NwLf2Zd6ESDZYVUw7