阅读下列程序段,注释指令中计算符LENGTA的取值. DATA SEGMENT A DW 10 DUP(?), 1234H, 20 DUP(?) B DB ‘ABCDEF’,6 DUP(?) C DW 10, 20 DPU(?) D DW 5 DUP(3 DUP(2),5) DATA ENDS ┆ ① MOV AX, LENGTH A ② MOV BX ,LENGTH B ③ MOV CX ,LENGTH C ④ MOV DX ,LENGTH D
正确答案:
①10→AX;
②1→BX;
③1→CX;
④5→ DX.
②1→BX;
③1→CX;
④5→ DX.
答案解析:有

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