In register indirect addressing, the effective address of operand is stored in____.
A. register
B. main memory
C. instruction
D. PC
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Compared with indirect addressing mode，the advantage of register indirect addressing mode is________.
A. Large address space
B. Multiplememory reference
C. Limit address space
D. Less memory access
Inbase-register addressing mode, the address of operand is equal to__________.
A. The content of base-register plus displacement
B. The content of index-register plus displacement
C. The content of program counter plus displacement
D. The content of AC plus displacement
The address of the top of stack is stored in _________________.
A. PC
B. Accumulator
C. SP
D. Base Register
Which is not a feature of Pentium .
A. complex and flex addressing
B. abundant instruction set
C. simple format and fixed instruction length
D. strong support to high language
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