A.無符號(hào)數(shù)185 B.帶符號(hào)數(shù)-71的補(bǔ)碼 C.十進(jìn)制數(shù)99的組合BCD碼 D.帶符號(hào)數(shù)-57的原碼
A.11001011 B.11010110 C.11000001 D.11001001