【单选题】【消耗次数:1】
用一个字节最多能编出( )不同的码
8个
16个
128个
256个
参考答案:
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相关题目
【单选题】 用一个字节最多能编出( )不同的编码。
①  8个
②  16个
③  128个
④  256个
【单选题】 用一个字节二进制最多能编出____不同的码。
①  8个
②  64个
③  128个
④  256个
【判断题】 Unicode是用16位来表示一个字的。
①  正确
②  错误
【单选题】 用一个字节表示无符号整数,能表示的最大整数是_____。
①  无穷大
②  128
③  256
④  255
【单选题】 一个汉字的国标码用2个字节存储,其每个字节的最高二进制的值是()。
①  0,0
②  1,0
③  0,1
④  1,1
【单选题】 从一个文件中读一个字节存于char c; 正确的语句为( )
①  file.read(reinterpret_cast const char * c), sizeof(c));
②  file.read(reinterpret_cast char * c), sizeof(c));
③  file.read(const char *)(c), sizeof(c));
④  file.read((char *)c,sizeof(c);
【单选题】 从一个文件中读一个字节存于char c; 正确的语句为( )
①  file.read(reinterpret_cast (&c), sizeof(c));
②  file.read(reinterpret_cast (&c), sizeof(c));
③  file.read(const char *)(&c), sizeof(c));
④  file.read((char *)c,sizeof(c);
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①  1
②  2
③  3
④  4
【单选题】 假定a为一个字符数组名,则a[8]的地址比该数组的首地址大( )个字节。
①  4
②  8
③  16
④  32
【单选题】 假定a为一个字符数组名,则a[8]的地址比该数组的首地址大( )个字节。
①  4
②  8
③  16
④  32
随机题目
【单选题】 9.The_______could not be followed up.
①  clue
②  rope
③  value
④  invent
【单选题】 They made a _____ search for the lost ring, but didn’t find it.
①  though
②  although
③  thorough
④  thoroughly
【单选题】 1. His paper was singled ______ as an example.
①  over
②  out
③  on
④  with
【单选题】 3. Nothing could_____him to such a course of action.
①  try
②  laugh
③  join
④  tempt
【单选题】 1. I have two friends but_______of them 1ikes to go fishing with me.
①  none
②  neither
③  both
④  either
【单选题】 Mary is _____ a translation of a French novel.
①  engaged in
②  busy in
③  absorbed in
④  occupied with
【单选题】 2. Manytallbuildings have sprung_________inthis small city.
①  out
②  into
③  up
④  across
【单选题】 Mary’s score on the test is the highest in her class; she _____ have studied very hard.
①  may
②  should
③  must
④  ought to
【单选题】 2. The Olympic Committee has drawn up strict rules for the sportsmen.
①  go by
②  go on
③  go over
④  go after
【单选题】 3. He said he had ______ this subject for ten years.
①  taught
②  pursued
③  demanded
④  afforded