2 Hardware - HardwareBasics:InsidetheBox Slide 1 Receiveinput (decisionmaking Storean

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Hardware Basics: Inside the Box  Slide 1
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4 Basic Functions of a Computer 4 Basic Functions of a Computer Receive input Accept information from the outside world Process information Perform arithmetic or logical (decision- making)  operations on information Produce output Communicate information to the outside world Store information Store and retrieve information from memory  and storage devices Slide 2
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Basic Components of a Computer Basic Components of a Computer Input devices  Keyboards and pointing devices  (mouse) Output devices  Display or video monitor Printer Speakers CPU (Central  Processing Unit) “Brain” of the computer Slide 3
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Memory and storage devices  Primary storage  Random Access Memory (RAM)  Secondary storage Storage devices that serve as long-term repositories for data: Hard Disk Drives Solid State Drives Recordable CD and DVD Drives USB Flash Drives Slide 4 Basic Components of a Computer Basic Components of a Computer
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Data to Information Data to Information Information  Communication that has value because it  informs  Anything that can be communicated, whether it  has value or not  Data comes in many forms Words, numbers, pictures  Sound, movies  Slide 5
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Machine Language: Bit Basics Machine Language: Bit Basics  
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This note was uploaded on 04/09/2011 for the course CNIT 136 taught by Professor Chad during the Spring '11 term at Purdue University-West Lafayette.

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2 Hardware - HardwareBasics:InsidetheBox Slide 1 Receiveinput (decisionmaking Storean

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