The ________ connects the CPU to memory backplane bus I/O bus expansion bus system bus The equation below relates seconds to instruction cycles. What goes in the ???? space? CPU time = seconds/programs = instructions/program times ????/instructions times seconds/cycle maximum bytes average bytes maximum cycles average cycles The _______ is a group of bits that tells the computer to perform a specific operation. program counter opcode register microoperation The register that holds the address of the data to be transferred is called _____ memory address register index register memory buffer register none of these The register that holds the actual data to be read from or written to a given memory address called _______. memory address register index register memory buffer register none of these A "jump" statement is an example of a data movement instruction an arithmetic instruction a Boolean logic instruction a bit manipulation instruction an input/output instruction a transfer of control instruction