ch01 - Youll learn to write instructions commanding...

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You’ll learn to write instructions commanding computers to perform tasks. Software (i.e., the instructions you write) controls hardware (i.e., computers). Java is one of today’s most popular languages for developing software. Computer use is increasing in almost every field of endeavor with costs dropping dramatically. More than a billion general-purpose computers are in use worldwide.
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Over the years, many programmers learned structured programming but you’ll learn structured programming and object-oriented programming the key programming methodology used by programmers today Java has become the language of choice for implementing Internet-based applications and software for devices that communicate over a network. There are now billions of Java-enabled mobile phones and handheld devices. Java is the preferred language for meeting many organizations’ enterprisewide programming needs.
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1977: Apple Computer popularized personal computing . 1981: IBM introduced the IBM Personal Computer. Quickly legitimized personal computing in business, industry and government organizations. Early personal computers could be linked together in computer networks, sometimes over telephone lines and sometimes in local area networks (LANs) within an organization. Led to distributed computing —computing distributed over networks to the sites where the organization’s work is performed.
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Personal computers now are as powerful as the million- dollar machines of just a few decades ago. Servers store data that may be used by client computers distributed throughout the network—hence the term client/server computing . Java is widely used for writing software for computer networking and for distributed client/server applications.
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The Internet Global network of computers Has its roots in the 1960s, when funding was supplied by the U.S. Department of Defense. Now accessible by billions of computers and computer-
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This note was uploaded on 11/06/2010 for the course CS 2050 taught by Professor Uhlmann during the Fall '09 term at Missouri (Mizzou).

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ch01 - Youll learn to write instructions commanding...

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