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Huawei Certification H13-711_V3.0 Huawei Study Notes

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Question 48

Starting from version 2.7.3 of HDFS, what is the default Block Size?

Options:

A.

32MB

B.

128MB

C.

64MB

D.

16MB

Question 49

Which operations in Hive can be merged?

Options:

A.

UNION ALL

B.

GROUP BY

C.

SELECT

D.

JOIN

Question 50

What kinds of Kafka message transmission guarantees are usually provided?

Options:

A.

At Most Three Times

B.

Exactly Once

C.

At least once (At Lease once)

D.

At Most once

Question 51

This command in Hive "ALTER TABLEemployeelADDcolumns(columnlstring);"What does it mean?

Options:

A.

delete table

B.

add column

C.

create table

D.

Modify file format

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Exam Code: H13-711_V3.0
Exam Name: HCIA-Big Data V3.0
Last Update: Nov 21, 2024
Questions: 649
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