Which component is responsible for controlling the address sequencing in a microprogrammed control unit?Group of answer choicesProgram counterALU (Arithmetic Logic Unit)Control memoryStack pointer

What is the primary function of a microprogrammed control unit in a CPU?Group of answer choicesControl the sequencing of microinstructionsExecute user-level instructionsExecute machine-level instructionsPerform arithmetic operations

A technique that allows the direct control of peripheral registers by treating them as if they were memory locations is calledGroup of answer choicesinterrupt-driven I/ODirect Memory Accessmemory-mapped I/Oprogrammed I/O

Which register is typically used to hold the memory address of the next instruction to be executed?a. Program Counter (PC)b. Accumulator (ACC)c. Data Register (DR)d. Stack Pointer (SP)

If the instruction involves reading from or writing to memory, the __________ register will be used to hold the address, and the __________ register will hold the data to be written or read.  PC and DRIMAR and IRMAR and MDRMAR and DATA BusALU and DR

Which component of the CPU fetches instructions from memory based on the program counter's value? A. ALU B. Data bus C. Control unit D. Cache memory