Chap1 - Chapter 1 Welcome Aboard! This course is about:...

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Chapter 1 Chapter 1 Welcome Aboard!
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What computers consist of How computers work How they are organized internally What are the design tradeoffs How design affects programming and applications This course is about: This course is about:
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Computing Machines Computing Machines  Ubiquitous  ( = everywhere)  General purpose: servers, desktops, laptops, PDAs, etc.  Special purpose: cash registers, ATMs, games, telephone  switches, etc.  Embedded: cars, hotel doors, printers, VCRs, industrial  machinery, medical equipment, etc.  Distinguishing Characteristics  Speed  Cost  Scalability
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Two recurring themes Two recurring themes Abstraction Putting things in a vague manner. Framing the levels of abstraction appropriately is one of the most  important skills in  any  undertaking. Advantages –  Increase the productivity.  Hardware vs. Software Hardware deals with the physical components of the system. Software mainly deals with the program.
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This note was uploaded on 08/07/2009 for the course COMPUTER S TA C162 taught by Professor Bits-goa during the Spring '09 term at École Normale Supérieure.

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Chap1 - Chapter 1 Welcome Aboard! This course is about:...

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