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Or
- the output of “OR” is True if one or more inputs is True,
- otherwise the output is false
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Parameter passing
assignment of values to variables(parameters) to be used in the procedure
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Parity bit
a binary digit that is added at the end of a group of binary digits to make the sum of all of the digits either odd or even depending on what has already been decided
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Pass-by-reference
passing not just the value, but the actual address of the variable to the subprogram. If the subprogram changes the formal parameter, the actual parameter is also changed
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Pass-by-value
passing just the value of an actual parameter to a procedure. If the formal parameter is changed, the actual parameter is not changed.
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Peripheral device
any device that can communicate with a particular computer. Ex: input/output devices, auxiliary storage, printers
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Pointing device
instrument, such as a mouse, trackball, joystick, used to move an icon on the screen
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Primary memory
part of the memory where the data and programs that are in use at the time are stored.
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Primitive data type
integer, real…(float, double) , character or boolean data types
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Private class members
members of a class that can only be used from methods inside the class
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