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Question # 4

Which of the following is not proper for granting the permission on a L4 MaxCompute table to a

user. (L4 is a level in MaxCompute Label-based security (LabelSecurity), it is a required MaxCompute

Access Control (MAC) policy at the project space level. It allows project administrators to control the

user access to column-level sensitive data with improved flexibility.)

Score 2

A.

If no permissions have been granted to the user and the user does not belong to the project, add the

user to the project. The user does not have any permissions before they are added to the project.

B.

Grant a specific operation permission to the user.

C.

If the user manages resources that have labels, such as datasheets and packages with datasheets,

grant label permissions to the user.

D.

The user need to create a project in simple mode

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Question # 5

Data Migration Unit (DMU) is used to measure the amount of resources consumed by data integration, including CPU, memory, and network. One DMU represents the minimum amount of

resources used for a data synchronization task.

Score 1

A.

True

B.

False

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Question # 6

If a MySQL database contains 100 tables, and jack wants to migrate all those tables to MaxCompute

using DataWorks Data Integration, the conventional method would require him to configure 100 data

synchronization tasks. With _______ feature in DataWorks, he can upload all tables at the same time.

Score 2

A.

Full-Database Migration feature

B.

Configure a MySQL Reader plug-in

C.

Configure a MySQL Writer plug-in

D.

Add data sources in Bulk Mode

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Question # 7

Machine Learning Platform for Artificial Intelligence (PAI) node is one of the node types in DataWorks

business flow. It is used to call tasks created on PAI and schedule production activities based on the

node configuration. PAI nodes can be added to DataWorks only _________ .

Score 2

A.

after PAI experiments are created on PAI

B.

after PAI service is activated

C.

after MaxCompute service is activated

D.

Spark on MaxCompute Machine Learning project is created

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Question # 8

You are working on a project where you need to chain together MapReduce, Hive jobs. You also

need the ability to use forks, decision points, and path joins. Which ecosystem project should you use to

perform these actions?

Score 2

A.

Spark

B.

HUE

C.

Zookeeper

D.

Oozie

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Question # 9

Where is the meta data (e.g.,table schemas) in Hive?

A.

Stored as metadata on the NameNode

B.

Stored along with the data in HDFS

C.

Stored in the RDBMS like MySQL

D.

Stored in ZooKeeper

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Question # 10

MaxCompute takes Project as a charged unit. The bill is charged according to three aspects: the

usage of storage, computing resource, and data download respectively. You pay for compute and

storage resources by the day with no long-term commitments.

Score 1

A.

True

B.

False

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Question # 11

You want to understand more about how users browse your public website. For example,

you want to know which pages they visit prior to placing an order. You have a server farm

of 100 web servers hosting your website. Which is the most efficient process to gather

these web servers across logs into traditional Hadoop ecosystem.

A.

Just copy them into HDFS using curl

B.

Ingest the server web logs into HDFS using Apache Flume

C.

Channel these clickstreams into Hadoop using Hadoop Streaming

D.

Import all user clicks from your OLTP databases into Hadoop using Sqoop

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