Computer ${?}_{(}{)}_{{?}_{?}}{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{{?}_{?}}$ concern$(s)$ itself with instruction set and formats, operation codes, data types, the number and types $of$ registers, addressing modes, main memory access methods, and various$\frac{\text{I}}{O}$ access methods.

Group $of$ answer choices

layers

architecture

organization

programming