【单选题】
下列指令中，源操作数的寻址方式中，（ ）属于寄存器寻址
①
MOV AX，[4000H]
②
MOV [BX]，AX
③
C）SUB AX，2000H
④
MOV AX，[SI+12H]
【单选题】
下列指令中，源操作数的寻址方式中，（ ）属于立即寻址
①
MOV AX，[4000H]
②
MOV [BX]，AX
③
C）SUB AX，2000H
④
MOV AX，[SI+12H]
【单选题】
函数<img src=https://huaweicloudobs.ahjxjy.cn/292B32EE4173AEA43E59847F36722497.png title=KV4~RZ3(T{JLLV4E{]U2RS8.png alt=KV4~RZ3(T{JLLV4E{]U2RS8.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/97101D433DC34877DECFFED2A8E8D14A.png title=O9QIIJOHZNELO8J}S(T}38B.png alt=O9QIIJOHZNELO8J}S(T}38B.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/5AF42ED7E8A3D72661425A590F1BB5A4.png title=F`IO)RBZ]ESS_@FQ6BX)_}R.png alt=F`IO)RBZ]ESS_@FQ6BX)_}R.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/C13193FD9441232A1D543DA4C6E6432B.png title=LRP5_T%VVH]IF9}PIUFOD62.png alt=LRP5_T%VVH]IF9}PIUFOD62.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/A14577E16BA2C6FACC961D1AAB56AFFE.png title=QF(8_79AUWPOY96GRA9ED{J.png alt=QF(8_79AUWPOY96GRA9ED{J.png/>
【单选题】
设<img src=https://huaweicloudobs.ahjxjy.cn/D4B2005D29B8477C2B81A4234978680C.png title=O_ZL_ORG75N``MHT{6E(F%K.png alt=O_ZL_ORG75N``MHT{6E(F%K.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/94062E9033E7A0DEE243ADC8E41479FB.png title=$~6A~)HN~LHOLDQPIX41L@3.png alt=$~6A~)HN~LHOLDQPIX41L@3.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/0531C7CDA558914CAF81ABE0BD5680F4.png title=`EDT)$_S8PXVVOSOEK9}N3J.png alt=`EDT)$_S8PXVVOSOEK9}N3J.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/E881D194A962C3AD776BB675DE767470.png title=~$Q[RJ~(]@%S2YEK6(AK]1E.png alt=~$Q[RJ~(]@%S2YEK6(AK]1E.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/A34C773C94F7855A0500F64FE7E0E6A2.png title=C4A75_7}%4BX)V~RPP@@FMJ.png alt=C4A75_7}%4BX)V~RPP@@FMJ.png/>
【单选题】
设<img src=https://huaweicloudobs.ahjxjy.cn/D4B2005D29B8477C2B81A4234978680C.png title=O_ZL_ORG75N``MHT{6E(F%K.png alt=O_ZL_ORG75N``MHT{6E(F%K.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/94062E9033E7A0DEE243ADC8E41479FB.png title=$~6A~)HN~LHOLDQPIX41L@3.png alt=$~6A~)HN~LHOLDQPIX41L@3.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/0531C7CDA558914CAF81ABE0BD5680F4.png title=`EDT)$_S8PXVVOSOEK9}N3J.png alt=`EDT)$_S8PXVVOSOEK9}N3J.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/E881D194A962C3AD776BB675DE767470.png title=~$Q[RJ~(]@%S2YEK6(AK]1E.png alt=~$Q[RJ~(]@%S2YEK6(AK]1E.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/A34C773C94F7855A0500F64FE7E0E6A2.png title=C4A75_7}%4BX)V~RPP
⑤
FMJ.png alt=C4A75_7}%4BX)V~RPP
⑥
FMJ.png/>