题目内容

In instruction, the number of addresses is 0, the operand(s)’address is implied, which is(are) in_______.

A. accumulator
B. program counter
C. top of stack
D. any register

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The advantage of IMMEDIATE ADDRESSING is ___________.

A. limited address range
B. more memory access
C. limit value range
D. no memory access to fetch operand

After the information flow of fetch sub-cycle, the content of MBR is_____________.

A. operand
B. address of instruction
C. instruction
D. address of operand

Which is NOT a characteristic of RISC processor?

A. a highly optimized pipeline.
B. Register to register operations
C. a large number of general-purpose registers
D. a complexed instruction format

In MESI protocol,if the initiating cache’s state is exclusive, the snooping cache’s state is.

A. modified
B. exclusive
C. invalid
D. shared

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