若信息码字为111000110,生成多项式,则计算出的CRC校验码为( )。
- A.01101
- B.11001
- C.001101
- D.011001
正确答案及解析
正确答案
B
解析
生成多项式的最高幂次为5,表示校验码位数是5位,生成多项式的二进制表示为101011,用11100011000000除以生成多项式所对应的二进制数101011,得到的余数为校验码11001。
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