ACA-BigData1 무료 덤프문제 온라인 액세스

_______ instances in E-MapReduce are responsible for computing and can quickly add computing power to a cluster. They can also scale up and down at any time without impacting the operations of the cluster.
Score 2

• A.Gateway
• B.Core
• C.Master
• D.Task

Which of the following Hadoop ecosystem componets can you choose to setup a streaming log analysis system?(Number of correct answers: 3) Score 2

• A.Apache Spark
• B.Apache Kafka
• C.Apache Lucene
• D.Apache Flume

Which of the following task types does DataWorks support?
(Number of correct answers: 4)

• A.SHELL
• B.MaxCompute SQL
• C.Scala
• D.Data Synchronization
• E.MaxCompute MR

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.The user need to create a project in simple mode
• D.If the user manages resources that have labels, such as datasheets and packages with datasheets, grant label permissions to the user.

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

• A.Stored in ZooKeeper
• B.Stored along with the data in HDFS
• C.Stored as metadata on the NameNode
• D.Stored in the RDBMS like MySQL