Understanding Computers, Smartphones and the Internet (eBook, ePUB)
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Were you ever curious to know how computers work but were afraid to ask? This book is for people who would like to understand how computers work, without having to learn a lot of technical details. There are clear explanations of hardware, software, the Internet and smartphones, using examples and diagrams that are easy to follow.Chapter 1 follows step by step how a computer program is developed to solve a simple problem and then shows how the hardware runs the program.Chapter 2 explains how software works, showing with diagrams how software is constructed with many components and layers.Chapt...
Were you ever curious to know how computers work but were afraid to ask? This book is for people who would like to understand how computers work, without having to learn a lot of technical details. There are clear explanations of hardware, software, the Internet and smartphones, using examples and diagrams that are easy to follow.
Chapter 1 follows step by step how a computer program is developed to solve a simple problem and then shows how the hardware runs the program.
Chapter 2 explains how software works, showing with diagrams how software is constructed with many components and layers.
Chapter 3 explains how the Internet works. It shows how a web browser sends a request for a web page using the HTTP protocol and some of the fundamentals of HTML that the browser uses to display a web page.
Chapter 4 explains how Smartphones work. It covers the underlying hardware and radio technology and shows how a mobile phone connects to a network and transmits voice and data.
While originally intended for people who are not in the computer field, this book is also useful for those taking a coding course or an introductory computer science course. Even people already working in computers will find things of interest in this book.
Chapter 1 follows step by step how a computer program is developed to solve a simple problem and then shows how the hardware runs the program.
Chapter 2 explains how software works, showing with diagrams how software is constructed with many components and layers.
Chapter 3 explains how the Internet works. It shows how a web browser sends a request for a web page using the HTTP protocol and some of the fundamentals of HTML that the browser uses to display a web page.
Chapter 4 explains how Smartphones work. It covers the underlying hardware and radio technology and shows how a mobile phone connects to a network and transmits voice and data.
While originally intended for people who are not in the computer field, this book is also useful for those taking a coding course or an introductory computer science course. Even people already working in computers will find things of interest in this book.
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