Components of a Computer Flashcards
Control Unit (CU)
Controls TWDMATCPUBCTBTTFDEC
Arithmetic Logic Unit (ALU)
Processes AALOITCPUAISITACC
Busses
connect registers to MM
Data Bus
Moves ADBTCPUAMMAIB
Address Bus
Transmits TMAOD/ISTTCBEBTCPU
Control Bus
Carries TSTRDFAAS. CWTOSARWAIOO
Registers
type of memory that hold temporary data while program is running (very fast)
Program Counter (PC)
Stores TLOTNITBE
Memory Address Register (MAR)
Stores TLOTNITBFFROFWDISTBWT
Memory Data Register (MDR)
Temporarily SETDBRFOWTROTIFFR
Current Instruction Register (CIR)
Stores TICBE
Accumulator (ACC)
Stores TROTCDBTALU
DRAW THE THING FROM MEMORY
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Fetch-Decode-Execute
retrieving an instruction from memory, decoding it and carrying it out
Central Processing Unit (CPU)
brains of the computer