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Ferguson's Computer Basics

AB
BitBinary Digit (0 or 1)
Byte8 bits
ASCIIAmerican Standard Code for Information Interchange
Ada Lovelace1st Computer Programmer
Grace HopperHelped develop ASCII
Kilobyte1024 bytes
MegabyteApproximatley 1million bytes
GigabyteApproximatley 1 billion bytes
SoftwareInstructions that tell the computer what to do
HardwareThe physical component of the computer system
Random Access Memory (RAM)Temporary memory of the computer system
Read Only Memory (ROM)Permanent memory of the computer system
ROMUnaffected when the computer is turned off
RAMMemory that is lost when the power is turned off
Input DeviceHardware device that pass information into the computer
Output DeviceHardware device that displays information from the computer


Mr. Ferguson

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