CSE 1310 -- Lec 2

CSE 1310 -- Lec 2 - Organization of Computer CPU ALU takes...

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Organization of Computer CPU ALU takes care of arithmetic and logic Control Memory Hiearchy Register – Extremely Small – Instant Cache – 1-2 nanoseconds L1 L2 L3 RAM – 2GB – 35 nanoseconds HD – 500GB – 9.8 Milliseconds Input Devices Used to get data into the machine Keyboard Mouse Floppy/CD-Rom Voice input, etc. .. Output devices Types of Memory RAM --- Random Access Memory RAM is used by the computer for temporary storage of progarmas and data that is running. When the computer is turned off, the data is lost This why RAM is referred to as violatile memory Sometimes called read/write memory ROM – Read-Only Memory Contains information needed for the operation of the computer. ROM is permanent, cannot be changed by the user, and is not lost when the power is turned off. ROM memory is referred to non-volatile memory Binary System All information in a computer is stored using
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This note was uploaded on 04/15/2010 for the course CSE 1310 taught by Professor Staff during the Spring '08 term at UT Arlington.

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CSE 1310 -- Lec 2 - Organization of Computer CPU ALU takes...

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