Digital Electronics
The NAND gate can function as a NOT gate if

 all inputs are connected together
 inputs are left open
 one input is set to 0
 one input is set to 1

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Digital Electronics
EBCDIC is abbreviated as

 Extended Bit Coded Decimal Interchange Code
 Extended Binary Coded Decimal Interchange Code
 Extended Binary Coded Dectation Interchange Code
 Extended Binary Color Decimal Interchange Code

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