The Internet map lets users find out（） A: the location and the kind of crime B: only the location of the crime C: only the kind of crime D: no more information

If only they had had a map and a little life boat, they______ . A: had not drowned B: would not have drowned C: will not drown D: would have not drowned

The three men tried many times to sneak across the ________into the neighboring country, ________ by the police each time. A: border B: map C: only to be captured D: unfortunately captured

以下关于MapReduce计算框架描述正确的是？ A: JobTracker：Master节点，只有一个，管理所有作业，作业/任务的监控、错误处理等；将任务分解成一系列任务，并分派给TaskTracker。 B: TaskTracker：Slave节点，运行Map Task和Reduce Task；并与JobTracker交互，汇报任务状态。 C: Map Task：解析每条数据记录，传递给用户编写的map()，并执行，将输出结果写入本地磁盘(如果为map-only作业，直接写入HDFS)。 D: Reducer Task：从Map Task的执行结果中，远程读取输入数据，对数据进行排序，将数据按照分组传递给用户编写的reduce函数执行。

下面关于MAP说法正确的有（） A: MAP=1/3SBP+2/3DBP B: MAP=DBP+1/3脉压 C: MAP=CO×SVR D: MAP=（SBP+DBP）/2 E: MAP=（2DBP+SBP）×1/3

We are going to discuss his suggestion that ______________________. A: everyone must have a map B: everyone has a map C: everyone have a map D: everyone had a map

下列语句正确的是？（） A: Map B: Map<> C: HashMap< D: Map<String,String>

平均动脉压的计算公式是() A: mAP=DBP+2/3(SBP-DBP) B: mAP=DBP+1/3(SBP-DBP) C: mAP=1/3(2SBP+DBP) D: mAP=2/3(SBP+2DBP) E: mAP=2DBP+1/3SBP

There is ________ map in the classroom. ________ map is on the wall. A: a ; A B: the ; The C: a ; The D: the ; A

List、Set、Map哪个继承自Collection接口，以下说法正确的是（） List Map List Map Set List Set Set Map