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In the simplest terms, a computer is a machine that accepts some kind of input, performs actions and calculations according to a set of instructions, and returns the result of its calculations. All computers, regard-less of their size, purpose, or type, follow this defi nition.
RESTRICTED INTRODUCTION TO COMPUTER HARDWARE CHAPTER ONE INTRODUCTION DEFINITION OF COMPUTER. What Is a Computer? A Computer is an electronic device, operating under the control of instructions stored in its own memory, that can accept data, process the data according to specified rules, produce results, and stores the results for future use.
A basic introduction into computer hardware and a practical guide to using computers. Section I. INTRODUCTION TO COMPUTER HARDWARE. Technical Specifications. Hardware: the physical ‘touchable/hard’ components of a computer. Software (many are often referred to as “Apps”) : the programs that control or run the hardware.
In these lectures, we begin our three-lecture exploration of Computer Hardware. We start by looking at the different types of computer components and how they interact during basic computer operations. Next, we focus specifically on the CPU (Central Processing Unit).
Computers use both hardware and software to perform their work. Think of hardware as the physical pieces of a computer—the monitor, all the pieces and parts inside the casing, the mouse, the
Absolute Beginner’s Guide to Computer Basics, Fifth Edition, will help you figure out how to use your new computer system. You’ll learn how computers work, how to connect all the pieces and parts, and how to start using them. You’ll learn about computer hardware and software, about the Microsoft Windows 7 operating system, and about the ...
A computer system consists of both hardware and information stored on hardware. Information stored on computer hardware is often called software. The hardware components of a computer system are the electronic and mechanical parts. The software components of a computer system are the data and the computer programs.
