A microprocessor is said to be a 8-bit, 16-bit, etc. depending on its (a) data bus (b) address bus (c) ALU (d) control bus When a subroutine is called, the address of the instruction next to “CALL” is...

A microprocessor is said to be a 8-bit, 16-bit, etc. depending on its

(a) data bus (b) address bus (c) ALU (d) control bus

When a subroutine is called, the address of the instruction next to “CALL” is saved in

(a) stack pointer register (b) program counter

(c) stack (d) PSW