• 2021-04-14
    中国大学MOOC: 遗传算法中,对串A: 1 1 | 0 1 1 | 0 1 0,串B: 1 0 | 1 1 0 | 1 0 1,其中,竖线为交叉点,采用二点交叉后,得到的串分别为__________、___________。
  • A’:1 1 1 1 0 0 1 0 B’:1 0 0 1 1 1 0 1

    内容

    • 0

      串S='aaab',其next数组为()? 0 2 0 0|0 1 2 0|-1 0 1 2|0 0 1 2

    • 1

      串S='aaab',其next数组为() A: -1 0 1 2 B: 0 0 1 2 C: 0 1 2 0 D: 0 2 0 0

    • 2

      以下HDB3码中,哪些可以确定其中有误码 A: +1 0 0 0 -1 0 +1 -1 +1 0 0 +1 0 -1 +1 -1 0 0 -1 +1…… B: +1 0 0 -1 +1 0 0 0 +1 -1 0 0 -1 0 0 0 +1 0 0 +1 -1…… C: -1 0 0 0 -1 0 +1 0 0 0 +1 -1 +1 0 0 +1 0 0 -1 +1…… D: -1 0 +1 0 0 0 -1 +1 0 0 0 +1 -1 +1 -1 0 0 -1 +1 0 -1……

    • 3

      将二进制序列编为HDB3码,其中输出正电平用“+1”表示,负电平用“-1”表示,信息代码100000000011编码后表示为( ) A: +1 -1 0 0 +1 -1 0 0 -1 0 +1<br/>-1 B: +1 0 0 0 +1 -1 0 0 -1 0 +1 -1 C: -1 0 0 0 +1 -1 0 0 -1 0 +1 -1 D: +1 0 0 0 +1 -1 0 0 +1 0 -1 +1

    • 4

      中国大学MOOC: 直角坐标系中, 点A(1, 1, 1), B(1,-1, -1)和C(0, 0, 0)确定的平面方程是