Uses of Computers in different Fields Our daily encounters with and dependence upon technology is almost invisible as it takes the shape of electronic climate control system‚ wireless communication systems such as phones and pagers‚ automatic tellers to dispense money. Magnetically striped cards to facilitate consumer transactions‚ cable and satellite television‚ auto mobiles and mass transit. Free trade agreements have led to globalization of commerce and scientific debate about global
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Role of Computers in Education Computers have changed the way we work‚ be it any profession. Therefore‚ it is only but natural the role of computers ineducation has been given a lot of prominence in the recent years. Computers play a vital role in every field. They aid industrial processes; they find applications in medicine; they are the heart of the software industry; they play a vital role in education. Theuses of computers in education are manifold. Here‚ we shall discuss the important facets
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English III Honors Mrs. Mills 14 December 2012 Computer Hacking is Ethical Computer hacking is a term that most everyone in today’s society is familiar with. When the average person hears news about computer hacking‚ most likely they think about cyber-crimes‚ website defacements‚ or knocking various websites offline. This inaccurate description is just the image that today’s media creates. In reality‚ true hackers are much different. Computer hacking is not the only type of hacking in today’s
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ksheetIntroduction to computers Directions: Fill in the blank. 1. Microcomputers‚ different from those giant mainframes and supercomputers‚ are designed for individuals. In fact‚ the microcomputer is often called the PC 2. DESKTOP and LAPTOP computers are the most commonly seen microcomputers. 3. Just like human beings‚ computers communicate through receiving and sending messages. We refer to those message receiving components as INPUT devices and those which send messages as OUTPUT
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INTRODUCTION Welcome to computer programming! You are about to discover an interesting and exciting world – a world of computer programming. In this unit‚ we introduce you to the concepts of basic computer programming . You will study the terms and concepts used in computer programming. We will then describe the five steps in computer programming. 2.0 OBJECTIVES At the end of this unit‚ you should be able to: 1. Understand the programming process 2. Define computer programming‚ program
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erUNIT 1 INTRODUCTION TO COMPUTERS Structure 1.1 1.2 1.3 Introduction Objectives Introduction to Computers Why Computer? Evolution of Computers 1.3.1 The First Computer 1.3.2 Some Well Known Early Computers 1.3.3 Computer Generations 1.4 1.5 1.6 1.7 1.8 1.9 Components of a Computer Hardware vs Software System vs Applications Software Bits and Bytes Input and Output Devices RAM/ROM 1.10 Secondary Storage Devices 1.11 Summary 1.12 Answers to SAQs 1.1 INTRODUCTION This unit aims
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Section 1 Introduction 1.1 COMMUNICATIONS Computer communications is the process of sharing data‚ programs‚ and information between two or more computers. We have discussed numerous applications that depend on communication systems‚ including: • E-mail – Provides a fast‚ efficient alternative to traditional mail by sending and receiving electronic documents. • Instant messaging – Supports direct‚ “live” electronic communication between two or more friends or buddies. • Internet
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| 1. All of the following are true of the cell phone generation EXCEPT ____. A) they maintain many relationships more through electronic rather than face-to-face communications B) they’re less likely to be stranded due to poor communication C) they make more formal social plans D) they tend to be more spontaneous Points Earned: | 2.0/2.0 | | Correct Answer(s): | C | 2. Buying movie tickets via cell phone is an example of ____. A) 2G networking B) B2B commerce C) RFID technology
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Overview of the Computer System This lesson includes the following sections: • The Parts of a Computer System • Looking Inside the Machine • Software: Bringing the Machine to Life The Parts of a Computer System • What is a Computer? • Hardware • Software • Data • Users The Parts of a Computer System - What is a Computer? • A computer is an electronic
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Computers – An Introduction A computer is defined as an electronic device that accepts input‚ processes it as per the given instructions and produces meaningful output. The term computer is used to describe a device which is combination of electronic and electromechanical devices. It is derived from the word “Compute” which means Calculation. “Charles Babbage” is known as the father of the computer. Data and Information Data refers to raw facts that are gathered and fed to the computer. A computer
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