CPU Flashcards
what does CPU stand for
Central processing unit
what does the CPU do
controls everything
what are the main components of the CPU
control unit (cu), immediate access store (ias), arithmetic logic unit (alu)
what does the control unit do
control the flow of data within the system and controls the input and output of data. they make sure the right data goes to the right place and the right time
what does the control unit do
control the flow of data within the system and controls the input and output of data
what is the control unit responsible for
connecting devices
what does the arithmetic logic unit do
carries out every task the computer completes. turns binary code into information
what is the immediate access store
where data is held temporarily
what is computer speed influenced by
type of cpu
what affects the cpu speed
clock speed, cores, cache
what is one cycle per second
1 herz
higher clock speed =
better cpu
two cores =
dual core
what is the cache
little trace left behind after the use of each application
what is the fetch execute cycle
basic operation cycle of a computer
