问答题

的设计思想是将数据文件以指定的大小切分成数据块，将数据块以多副本的方式存储在多个节点上，这样的设计使它可以更方便地做数据负载均衡以及容错，而且这些功能对用户都是透明的。

【参考答案】

HDFS或hdfs

<上一题目录下一题>

热门试题

问答题

下面程序的运行结果是[填空1] #include main() {int a,s,n,count; a=2; s=0; n=1; count=1; while(count {n=n*a; s=s+n; count＝count+1;} printf( s=%d ,s);

单项选择题

It is important to remember that when the JFET is used as a voltage variable resistor, which is one of its practical applications, the voltage VDS is ________ VDS(max) and | VGS | is ________ |VP|.

A．very much greater than; very much greater than
B．very much less than; very much greater than
C．very much greater than; very much less than
D．very much less than; very much less than

相关试题