• 2022-06-06
    (1)/i:/(2)/ʌ/(3)/ɪ/(4)/ɑ:/(5)/e/ (6) /eɪ/(7)/æ/ (8) /aɪ/(9) /ɔ:/ (10) /ɔɪ/(11)/ɒ/ (12) /ɪə/(13)/u:/ (14) /eə/(15)/ʊ/ (16) /ʊə/(17) /ɜ:/ (18) /əʊ/(19)/ə/ (20) /aʊ/
  • field, leaf, please, clean# subject# college# are, artist, dance, yard, harvest# every, spend, friend# grape, painter, sail, same# activity, act, family# library, nice, ripe# corner, north, orchard, talk# boy# blonde, crop, hobby, modern# here, nearby, fear# blue# pear, spare# good, look# sure# shirt# golden, mobile, old, photo, yellow# campus, colorful, favorite, riverside, welcome# flower

    内容

    • 0

      【单选题】myarray1=np.arange(15) myarray2=myarray1.reshape(5,3) print( myarray1) print(myarray2) 输出值是? A. [ 1  2  3  4  5  6  7  8  9 10 11 12 13 14 15] [[ 0  1  2] [ 3  4  5] [ 6  7  8] [ 9 10 11] [12 13 14]] B. [ 1  2  3  4  5  6  7  8  9 10 11 12 13 14 15] [[ 1  2  3] [ 4  5  6] [ 7  8  9] [10 11 12] [13 14 15]] C. [ 0  1  2  3  4  5  6  7  8  9 10 11 12 13 14] [[ 0  1  2] [ 3  4  5] [ 6  7  8] [ 9 10 11] [12 13 14]] D. [ 0  1  2  3  4  5  6  7  8  9 10 11 12 13 14] [[ 1  2  3] [ 4  5  6] [ 7  8  9] [10 11 12] [13 14 15]]

    • 1

      设DES加密算法中的一个S盒为: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 0 1 2 3 14 4 13 1 2 15 11 8 3 10 6 12 5 9 0 7 0 15 7 4 14 2 13 1 10 6 12 11 9 5 3 8 4 1 14 8 13 6 2 11 15 12 9 7 3 10 5 0 15 12 8 2 4 9 1 7 5 11 A: 1010 B: 0001 C: 1011 D: 0111

    • 2

      【填空题】若A = 16 2 3 13 5 11 10 8 9 7 6 12 4 14 15 1 则由A生成 B = 4 14 15 1 9 7 6 12 5 11 10 8 16 2 3 13 的命令是_________

    • 3

      【论述题】第二章 随机变量及其分布 习题 2.1 8 , 9 , 12 , 13-16 习题 2.2 1 , 2 , 5 , 11 , 12 , 13 , 15 , 16 , 17 , 18 习题 2.3 3-6 , 7 习题 2.4 5 , 6 , 8 , 14 , 15 习题 2.5 1 , 7 , 9 , 11 , 13 , 17 , 20 , 21 , 27 , 28 习题 2.6 1, 3, 4, 6, 7, 8, 11, 12, 15, 16 习题 2.7 3 , 6 , 13

    • 4

      已知S盒如下表,若输入为100010,则二进制输出为( ) [br][/br] 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 0 7 13 14 3 0 6 9 10 1 2 8 5 11 12 4 15 1 13 8 11 5 6 15 0 3 4 7 2 12 1 10 14 9 2 10 6 9 0 12 11 7 13 15 1 3 14 5 2 8 4 3 3 15 0 6 10 1 13 8 9 4 5 11 12 7 2 14 A: 0110 B: 1001 C: 0100 D: 0101