执行MOV AX ,WDAT 指令,要使AX寄存器中内存为3412H,不能采用下列哪种数据定义?A. DSEG SEGMENTWDAT EQU WORD PTR BDATBDAT DB 12H,34HDSEG ENDS B. DESG SEGMENTBDAT DB 12H,34HWDAT = WORD PTR BDATDSEG ENDSC. DESG SEGMENTWDAT EQU THIS WORDBDAT DB 12H,34HDSEG ENDSD. DESG SEGMENTBDAT DB 12H,34HWDAT LABEL WORDDESG EBDS
执行MOV AX ,WDAT 指令,要使AX寄存器中内存为3412H,不能采用下列哪种数据定义?
A. DSEG SEGMENT
WDAT EQU WORD PTR BDAT
BDAT DB 12H,34H
DSEG ENDS
B. DESG SEGMENT
BDAT DB 12H,34H
WDAT = WORD PTR BDAT
DSEG ENDS
C. DESG SEGMENT
WDAT EQU THIS WORD
BDAT DB 12H,34H
DSEG ENDS
D. DESG SEGMENT
BDAT DB 12H,34H
WDAT LABEL WORD
DESG EBDS
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执行MOV AX ,WDAT 指令,要使AX寄存器中内存为3412H,不能采用下列哪种数据定义?A.DSEG SEGMENT WDAT EQU WORD PTR BDAT BDAT DB 12H,34H DSEG ENDSB.DESG SEGMENT BDAT DB 12H,34H WDAT = WORD PTR BDAT DSEG ENDSC.DESG SEGMENT WDAT EQU THIS WORD BDAT DB 12H,34H DSEG ENDSD.DESG SEGMENT BDAT DB 12H,34H WDAT LABEL WORD DESG EBDS
执行MOV AX,WDAT指令时,要使AX寄存器中内容为3412H,不能采用( )数据段定义。A.DSEG SEGMENT WDAT EQU WORD PTR BDAT BDAT DB 12H,34H DSEG ENDSB.DSEG SEGMENT BDAT DB 12H,34H WDAT = WORD PTR BDAT DSEG ENDSC.DSEG SEGMENT WDAT EQU THISWORD BDAT DB 12H,34H DSEG ENDSD.DSEG SEGMENT BDAT DB 12H,34H WDAT LABEL WORD DSEG ENDS
执行MOV AX,WDAT指令时,要使AX寄存器中内容为3412H,不能采用下列哪种数据段定义?A.DSEG SEGMENT WDAT EQU WORD PTR BDAT BDAT DB 12H,34H DSEG ENDSB.DSEG SEGMENT BDAT DB 12H,34H WDAT = WORD PTR BDAT DSEG ENDSC.DSEG SEGMENT WDAT FQU THIS WORD BDAT DB 12H,34H DSEG ENDSD.DSEGSEGMENT BDAT DB 12H,34H WDAT LABEL WORD DSEG ENDS
假设AX和BX寄存器中存放的是有符号整数,为了判断AX寄存器中的数据是否大于BX寄存器中的数据且不能改变AX和BX的值,可使用指令______AX,BX。