• 2022-05-30 问题

    红木分为()属,()类,()种。 A: 5;8;39 B: 5;8;33 C: 8;5;33 D: 8;5;58

    红木分为()属,()类,()种。 A: 5;8;39 B: 5;8;33 C: 8;5;33 D: 8;5;58

  • 2022-05-31 问题

    有一列数1、4、2、8、5、7、1、4、2、8、5、7、1..这列数中的第58个数是?

    有一列数1、4、2、8、5、7、1、4、2、8、5、7、1..这列数中的第58个数是?

  • 2022-05-31 问题

    以下类方法定义正确的是() A: class Student: fav=("唱歌","跳舞","绘画") def showFav(cls): for item in cls.fav: print(item) B: class Student: fav=("唱歌","跳舞","绘画") @classmethod def showFav(cls): for item in fav: print(item) C: class Student: fav=("唱歌","跳舞","绘画") @classmethod def showFav(cls): for item in cls.fav: print(item) D: class Student: fav=("唱歌","跳舞","绘画") @classmethod def showFav(): for item in fav: print(item)

    以下类方法定义正确的是() A: class Student: fav=("唱歌","跳舞","绘画") def showFav(cls): for item in cls.fav: print(item) B: class Student: fav=("唱歌","跳舞","绘画") @classmethod def showFav(cls): for item in fav: print(item) C: class Student: fav=("唱歌","跳舞","绘画") @classmethod def showFav(cls): for item in cls.fav: print(item) D: class Student: fav=("唱歌","跳舞","绘画") @classmethod def showFav(): for item in fav: print(item)

  • 2022-06-06 问题

    以下合法的C语言赋值语句是______: A: a+b=58; B: k=a+b; C: a=58,b=58 D: --5;

    以下合法的C语言赋值语句是______: A: a+b=58; B: k=a+b; C: a=58,b=58 D: --5;

  • 2021-04-14 问题

    120 58 5废槽衬

    120 58 5废槽衬

  • 2022-05-31 问题

    以下类方法定义正确的是() A: class Student: fav=("唱歌","跳舞","绘画") def showFav(cls): for item in cls.fav: print(item) B: class Student: fav=("唱歌","跳舞","绘画") @classmethod def showFav(cls): for item in fav: print(item) C: class Student: fav=("唱歌","跳舞","绘画") @classmethod def showFav(cls): for item in cls.fav: print(item) D: class Student: fav=("唱歌","跳舞","绘画") @classmethod def showFav(): for item in fav: print(item)

    以下类方法定义正确的是() A: class Student: fav=("唱歌","跳舞","绘画") def showFav(cls): for item in cls.fav: print(item) B: class Student: fav=("唱歌","跳舞","绘画") @classmethod def showFav(cls): for item in fav: print(item) C: class Student: fav=("唱歌","跳舞","绘画") @classmethod def showFav(cls): for item in cls.fav: print(item) D: class Student: fav=("唱歌","跳舞","绘画") @classmethod def showFav(): for item in fav: print(item)

  • 2022-06-17 问题

    var result1,result2; result1 = 5 + "8"; result2 = 5/8; 下面描述正确的是(选两项) A: esult1的值为13 B: esult1的值为58 C: esult2的值为1 D: esult2的值为0.625

    var result1,result2; result1 = 5 + "8"; result2 = 5/8; 下面描述正确的是(选两项) A: esult1的值为13 B: esult1的值为58 C: esult2的值为1 D: esult2的值为0.625

  • 2022-06-09 问题

    x=8, y=58, 则执行y//=x后的结果是()。 A: 2 B: 7 C: 7.25 D: 8

    x=8, y=58, 则执行y//=x后的结果是()。 A: 2 B: 7 C: 7.25 D: 8

  • 2022-06-30 问题

    以下是目标变量在训练集上的 8 个实际值 [0,0,0,1,1,1,1,1],目标变量的熵是所少() A: -(5/8 log(5/8) + 3/8 log(3/8)) B: 5/8 log(5/8) + 3/8 log(3/8) C: 3/8 log(5/8) + 5/8 log(3/8) D: 5/8 log(3/8) – 3/8 log(5/8)

    以下是目标变量在训练集上的 8 个实际值 [0,0,0,1,1,1,1,1],目标变量的熵是所少() A: -(5/8 log(5/8) + 3/8 log(3/8)) B: 5/8 log(5/8) + 3/8 log(3/8) C: 3/8 log(5/8) + 5/8 log(3/8) D: 5/8 log(3/8) – 3/8 log(5/8)

  • 2022-06-08 问题

    ○最大能填几?○×3<25○×6<37○×4<29○×2<17○×3<19○×6<39○×9<65○×7<58○×8<65○×5<48○×9<37○×6<55

    ○最大能填几?○×3<25○×6<37○×4<29○×2<17○×3<19○×6<39○×9<65○×7<58○×8<65○×5<48○×9<37○×6<55

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