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Information Science
[Introduction to the Contents]
Useful for leading DX! - Mobile Basics and Practical Textbooks
◆ This book is compatible with the 33rd Mobile Technology Basic Examination and the 35th Smartphone Mobile Practical Examination (examination period : October 25 (Friday, 2024 to February 24 (Monday, 2025)) and later.
This book is an easy-to-understand basic textbook that explains basic knowledge of smartphone functions, communication and call mechanisms, mobile Internet, characteristics of devices, software, content, security, etc..
Both mobile basics and business knowledge of the mobile industry are summarized in an easy-to-understand and systematic manner.
In addition to IoT, which has been spreading in recent years, including integration with smartphones, this book also explains new mechanisms and services of 5G and AI.
This book is br> Chapter 3 : Mobile Communications and Communications Mechanisms
3-1 Cellular Communications and Handover / Location Registration
3-2 Radio Properties and Applications
3-3 FDMA and TDMA
3-6 Fourth Generation Mobile Communications Systems
3-7 Wireless Communications
3-8 Data Communications Rapidly Increase with Smartphones
3-9 Optical Line Service (FTTH)
3-7 Wireless Communications
4-1 Overview of the Internet
4-4 Role of Internet Service Provider
4-4 Configure ISP User Accounts
4-7 Cloud Computing
8-1 Mobile Security
8-2 Details of Security Risks
8-3 Security Features and Services
8-4 Anti-Spam
8-5 Harmful Information Filtering Services
8-6 Smartphone Security
9-1 Communications Industry Legal Knowledge
9-2 Importance of Protecting Consumers
9-3 Consumer Protection Laws
9-4 Security Laws
9-5 Safe Use of Smartphones
9-6 Number Portability (MNP)
9-7 SIM Lock and Unlock
Chapter 10 Latest 5G/IoT/AI Trends work book brush-up Local 5G