题目内容

Instruction decoder interprets the instruction present in an instruction register and determines control signals to be generated to execute an instruction. ( )

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Microcontroller can be classified on the basis of word length, memory architecture, core architecture and instruction set architecture. ( )

The major components of a digital computer system are CPU, memory, I/O unit and system bus. ( )

Microcontrollers usually have ()

A. CPU
B. CPU+RAM+ROM
CPU+RAM+ROM+Peripherals
D. CPU+RAM+ROM+Peripherals+Buses

An 8-bit microprocessor has essentially ()

A. 8-bit ALU
B. 8-bit Accumulator
C. Most registers are 8-bit registers
D. all of these candidates

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