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 成人高等教育 / 教育技术与媒体
正确率:100%

扩展名为.wav的文件是MIDI音乐文件。

  • A、正确
  • B、错误
 参考答案:
 佳题速递:
  • 下列描述中,不符合RISC指令系统特点的是_______。A、增加寄存器的数目,以尽量减少访存次数B、指令长度固定,指令种类少C、寻址方式种类尽量减少,指令功能尽可能强D、选取使用频率最高的一些简单指令,以及很有用但不复杂的指令计算机组成原理
  • 9、计算机的字长﹑运算速度决定了______。 A.计算机处理数据的方式 B.计算机使用范围 C.计算机的计算精度和处理能力 D.计算机使用的操作系统计算机统考
  • 7、From Monday to Friday most people are busy working or studying, but in the evenings and weekends they are free and _ _ 21 _ _ themselves. Some watch television or go to the movies, others take part in sports. This is decided by their own interests. There are many different ways to spend our free time. Almost everyone has some kind of _ _ 22 _ _ . It may be something from colleting stamps to making model planes. Some hobbies are very expensive, but others don't cost anything at all. Some collections are worth a lot of money, others are valuable only to their owners. I know a man who has a coin collection worth several _ _ 23 _ _ dollars. A short time ago he bought a rare fifty-cent piece which cost him $250! He was very happy about this collection and thought the price was all right. On the other hand, my youngest brother collects match boxes. He has almost 600 kinds of them, but I wonder _ _ 24 _ _ they are worth any money. However, to my brother they are quite valuable. _ _ 25 _ _ makes him happier than to find a new match box for his collection. That's what a hobby means, I think. It is something we like to do in our free time just for the fun of it. The value in dollars is not important, but the pleasure it gives us is.统考英语完型填空
  • 55、无区段集中平巷的布置即(   )的巷道布置方式。 A、 分层分采 B、 炮采 C、 放顶煤开采煤矿开采学
  • 高等数学2
  • P、Q平面的水平投影应标记为(   )。 A、 a’b’、c’d’ B、 ab、cd C、 a”b”、c”d” D、 AB、CD工程制图基础