题目内容

以下HDFS相关的shell命令不正确的是（）

A. hadoop fs -ls ：显示指定的文件的详细信息
B. hadoop dfs mkdir ：创建指定的文件夹
C. hadoop fs -copyFromLocal ：将路径指定的文件或文件夹复制到路径指定的文件夹中
D. hdfs dfs -rm ：删除路径指定的文件

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Here are about some statements about American people’s general attitude towards the government. Which one is correct（）

A. Business should be fully regulated by the government
B. The government should not intervene in business in whatever way
C. Americans sometimes distrust the motives of business people and they think the government should be involved in part in the business, but not too much
D. Business, like public affairs, should be mainly regulated by the government

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What led to the equality according to family researchers（）

A. Social revolution
B. Economic depression
Cultural changes
D. Political reform

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The Democratic Party recognizes the important role of government in promoting social equality, while the Republican Party stresses anti-government and pro-business ideals. Therefore,__tend to vote for

A. business groups
B. nonwhite minorities
C. the rich
D. women

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Since everyone gets an equal opportunity for success, if two business people are competing against each other, the one who devotes more efforts is likely to win. That shows that the business competiti

A. hard work
B. equality of opportunity
C. self-reliance
D. individual freedom

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以下HDFS相关的shell命令不正确的是（）

A. hadoop fs -ls ：显示指定的文件的详细信息 B. hadoop dfs mkdir ：创建指定的文件夹 C. hadoop fs -copyFromLocal ：将路径指定的文件或文件夹复制到路径指定的文件夹中 D. hdfs dfs -rm ：删除路径指定的文件

Here are about some statements about American people’s general attitude towards the government. Which one is correct（）

What led to the equality according to family researchers（）

The Democratic Party recognizes the important role of government in promoting social equality, while the Republican Party stresses anti-government and pro-business ideals. Therefore,__tend to vote for

Since everyone gets an equal opportunity for success, if two business people are competing against each other, the one who devotes more efforts is likely to win. That shows that the business competiti

A. hadoop fs -ls ：显示指定的文件的详细信息
B. hadoop dfs mkdir ：创建指定的文件夹
C. hadoop fs -copyFromLocal ：将路径指定的文件或文件夹复制到路径指定的文件夹中
D. hdfs dfs -rm ：删除路径指定的文件