Free HCIA-Big Data V3.0 Exam H13-711_V3.0 Exam Practice Test

Redis supports multiple databases.

• True
• False

What is wrong with the description of the TWink capacity mechanism?

• Che? ?Mechanism guarantees an internship? ?Runtime,? ?
• Save?mechanism guarantees real-time?run?,? ?
• Save?mechanism to ensure that the program is running?After the situation, from the saved state?
• Check?mechanism ensures that the program has?After the situation,?from a saved state?

HBase pass( )Quickly determine that user data does not exist.

• Bloom Filter

Which description about HBase components is correct?

• is column oriented
• is a NoSQL data
• is distributed
• The stored data is in the form of KV

To enable the log aggregation function of the Yam component in the Hadoop platform, which parameter needs to be configured?

• yarn.nodemanager.local-dirs
• yarn.nodemanager.log-dirs
• yarn.acl.enable
• yarn.log-aggregation-enable

What is the physical storage unit of Region in HBasel

• Region
• ColumnFamily
• olumn
• Row

Which module in Hadoop is responsible for data storage in HDFS?

• NameNode
• Data Node
• ZooKeeper
• JobTaoker

How many blocks are saved in HDFS by default in the FusionlnsightHD system?

• 3
• 2
• 1
• uncertain

Which of the following statements about the LdapServer organizational model is correct?

• Concrete objects cannot be defined under an organizational unit.
• Each node in the LDAPServer directory tree is called an entry and has its own unique distinguished name DN (Distinguished Name).
• The root of the LDAPServer directory tree generally defines the domain name DC (Domain Component).
• DAPServer directory information is organized and stored based on a tree structure.

Which of the following are the built-in string functions of Hive?

• trim()
• abs ()
• substr()
• length()