BACKGROUND Information system (IS) is the study of complementary networks of hardware and software that people and organizations use to collect‚ filters‚ and process‚ create‚ and distribute data. The study bridges business and computer science using the theoretical foundations of information and computation to study various business models and related algorithmic processes within a computer science discipline. Computer information system (CIS) is a field studying computers and algorithmic processes
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HISTORY OF COMPUTER THE PRE-MECHANICAL AGE: 3000 B.C. – 1450 A.D. 1. Writing and Alphabets – Communication First development of signs corresponding to spoken sounds‚ instead of pictures‚ to express words. Around 2000 B.C.‚ Phoenicians created symbols that expressed single syllables and consonants (the first true alphabet) The Greeks later adopted the Phoenician alphabet and added vowels; the Romans gave the letters Latin names to create the alphabet we use today. 2. Paper
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THE BENEFITS OF COMPUTERS USE FOR THE VISUALLY IMPAIRED Braille system is used to support access to information and reading comprehension which is easy to grasp through by a visually impaired‚ nowadays technology paved its way to the learning process of students with this kind of disability. Computers revolutionizes the learning system for the visually impaired. It can respond and talk to student through sophisticated programs that are designed exactly for the needs of student who cannot see
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Computer Crime This type of crime is the illegal exploitation of computer technologies‚ usually involving the Internet‚ to support crimes such as fraud‚ identity theft‚ sharing of information‚ and embezzlement. Exactly what is illegal varies greatly from state to state. Consequently‚ the growth of international data communications and in particular the Internet has made these crimes both more common and more difficult to police. Luckily there are people fighting computer crime and it is taken very
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INTRODUCTION TO SYSTEM ANALYSIS AND DESIGN 1.1 INTRODUCTION Systems are created to solve problems. One can think of the systems approach as an organized way of dealing with a problem. In this dynamic world‚ the subject System Analysis and Design (SAD)‚ mainly deals with the software development activities. 1.2 OBJECTIVES After going through this lesson‚ you should be able to define a system explain the different phases of system development life cycle enumerate the components of system analysis explain
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History of Computer Addictive and Meaning: Computer addiction was noticed in 1973 in some people. The addiction is a mental illness which causes the excessive use of computers to the extent of it interfering with daily life. Its excessive use may also explain problems in social interaction‚ personality‚ mood‚ work ethic and relationships. Computer addiction is the excessive use of computers to the extent that it interferes with daily life. Excessive use may explain problems in social interaction
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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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up-to-date review paper on automotive sensors is presented. Attention is focused on sensors used in production automotive systems. The primary sensor technologies in use today are reviewed and are classified according to their three major areas ofautomotive systems application–powertrain‚ chassis‚ and body. This subject is extensive. As described in this paper‚ for use in automotive systems‚ there are six types of rotational motion sensors‚ four types of pressure sensors‚ five types of position sensors
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How Individual information systems can improve personal productivity ( My Own Practice) Reading‚ writing‚ arithmetic‚ speaking‚ and listening are all considered basic skills. These skills are useful over a wide range of problems that people encounter. Now use of computer-based personal productivity tools is emerging as a new standard in education. My own skills improved and still growing with that strange hit and pick the keys of keyboard and the big different way to writing and do our thing without
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Computers and Society The decade of the 1980’s saw an explosion in computer technology and computer usage that deeply changed society. Today computers are a part of everyday life‚ they are in their simplest form a digital watch or more complexly computers manage power grids‚ telephone networks‚ and the money of the world. Henry Grunwald‚ former US ambassador to Austria best describes the computer’s functions‚ "It enables the mind to ask questions‚ find answers‚ stockpile knowledge‚ and devise
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