Alibaba Cloud ACA Big Data Certification Exam ACA-BigData1 Question # 30 Topic 1 Discussion

Alibaba Cloud ACA Big Data Certification Exam ACA-BigData1 Question # 30 Topic 1 Discussion

ACA-BigData1 Exam Topic 1 Question 30 Discussion:
Question #: 30
Topic #: 1

In MaxCompute, you can use Tunnel command line for data upload and download. Which of the

following description of Tunnel command is NOT correct:

Score 2


A.

Upload: Supports file or directory (level-one) uploading. Data can only be uploaded to a single table

or table partition each time.


B.

Download: You can only download data to a single file. Only data in one table or partition can be

downloaded to one file each time. For partitioned tables, the source partition must be specified.


C.

Resume: If an error occurs due to the network or the Tunnel service, you can resume transmission of

the file or directory after interruption.


D.

Purge: Clears the table directory. By default, use this command to clear information of the last three

days.


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