★ A fun and challenging computer science exercise book that gathers over 400 carefully designed logical and intellectual questions, covering multiple themes of high school computer courses. It has clear difficulty levels and is suitable for readers of different levels.
★ Whether it's interactive learning in the classroom or extracurricular intellectual competitions, this book can provide rich materials. The additional questions and exercises in the appendix, as well as detailed answers, make learning more systematic and efficient.
★ This book is not only suitable as a teaching aid for teachers, but also for parents and students themselves, helping them test knowledge, improve logical thinking and adaptability.
★ Author Dmitry Zlatopolski is an authoritative figure in the field of computer science in Russia, and his works always bring profound inspiration and practical knowledge to readers.
★ The author also authored "1400 Programming Questions: Practical Exercises from Novice to Expert".

A collection of logical and intellectual problems designed specifically for computer science learners. This book collects more than 400 carefully designed questions, covering multiple topics of computer courses in middle schools, including information transmission, language and alphabet, Morse code and barcode, text editor, spreadsheet, history of computer science and computing technology, modeling, computer structure and working principle, logic, Internet, cryptography, binary number system, other positional number systems, algorithms and programming, calculator related issues, Roman numerals, mathematics, images and terminology, etc. These questions not only help consolidate classroom knowledge, but also stimulate students' logical thinking and adaptability.
This book is suitable for various scenarios, including classroom teaching, extracurricular activities, and intellectual competitions. Some of the questions can be directly used in classroom teaching to help teachers better guide students to think and explore. At the same time, this book is also applicable to extracurricular activities such as "What? Where? When?" and "intellectual competitions", providing students with rich challenges and fun.
The difficulty level in the book is clearly graded, from basic to advanced, suitable for readers of different levels. The appendix section includes other questions and exercises related to intellectual competitions, all of which come with detailed answers for readers to self-study and verify. This book is not only aimed at teachers, but also has great value for parents and students themselves. They can use this book to test their knowledge, logical thinking, and adaptability.

【Author】Dmitry Zlatopolski
Associate Doctor of Technical Science, Associate Professor of Computer Science and Applied Mathematics at the Mathematics Department of Moscow Normal University. He is an iconic figure in the field of computer science in Russian high schools, having written 5 books and over 10 computer science booklets. In addition, he also serves as the editor of the "Entering Computer Science" column in the supplement "Computer Science" of the newspaper "First Semester", and is the founder and director of the Museum of the History of Computing Technology.
Professor Zlatopolski has extensive experience and outstanding contributions in the field of computer science education. His works are known for their strong practicality and rich content, and are deeply loved by readers and educators. His books have not only helped countless students and teachers improve their programming skills, but also made important contributions to the development of computer science education.

Preface
Chapter 1 Transmission of Information
Chapter 2 Language and Alphabet
Chapter 3 Morse Code and Barcode
Chapter 4: Microsoft Word Text Editor
Chapter 5: Spreadsheets
Chapter 6: History of Computer Science and Computing Technology
Chapter 7 Modeling
Chapter 8: The Structure and Working Principle of Computers
Chapter 9 Logic
Chapter 10 Internet
Chapter 11 Cryptography
Chapter 12: Binary Number System
Chapter 13 Other Position Number System
Chapter 14 Algorithms and Programming
Chapter 15: Issues Related to Calculator
Chapter 16 Roman numerals
Chapter 17 Mathematics (Not Only Mathematics)
Chapter 18: Issues Related to Images and Terminology
Chapter 19: Images of Numbers and Letters
Chapter 20 Various Issues
answer
appendix
Appendix Answer
Reference list