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Chapter 1 Java: an Introduction to Computer Science & Programming - Walter Savitch 1 Chapter 1 ! Background information » important regardless of programming language ! Introduction to Java Introduction to Computers and Java Objects Chapter 1 Java: an Introduction to Computer Science & Programming - Walter Savitch 2 Computer Basics ! Computer system: hardware + software ! Hardware: the physical components ! Software: the instructions that tell the hardware what to do Chapter 1 Ja
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  Chapter 1 Java: an Introduction to Computer Science & Programming - Walter Savitch  1 Chapter 1 !  Background information » important regardless of programming language !  Introduction to Java Introduction to Computers andJava Objects  Chapter 1 Java: an Introduction to Computer Science & Programming - Walter Savitch  2 Computer Basics !  Computer system: hardware + software !  Hardware: the physical components !  Software: the instructions that tell thehardware what to do  Chapter 1 Java: an Introduction to Computer Science & Programming - Walter Savitch  3 Common Hardware Components !  Processor (CPU) » Central Processing Unit» Interprets and executes theinstructions !  Memory » main & auxiliary» holds data and instructions !  I nput device(s) » mouse, keyboard, etc. !  O utput device(s) » video display, printer, etc. !  CPU and memory arephysically housed together  Standard HardwareOrganization Memory (main & auxiliary) Processor  (CPU) InputDevices (such as mouse andkeyboard) OutputDevices (such as videodisplay or printer)  Chapter 1 Java: an Introduction to Computer Science & Programming - Walter Savitch  4 Physical Organization !  Keyboard !  Monitor  !  Chassis » CPU» memory» disk drives» I/O connectors» etc.
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