Data Ingestion with Sqoop and Flume MCQ question and answer with solution

91.
Point out the wrong statement.

A. Cluster-wide status centralization service is essential for management and serialization tasks across a large distributed set of servers

B. Within ZooKeeper, an application can create what is called a znode

C. The znode can be updated by any node in the cluster, and any node in the cluster can register to be informed of changes to that znode

D. None of the mentioned

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92.
Data in the commit log is purged after its corresponding data in the memtable is flushed to an . . . . . . . .

A. SSHables

B. SSTable

C. Memtables

D. None of the mentioned

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93.
Cassandra uses a protocol called . . . . . . . . to discover location and state information.

A. gossip

B. intergos

C. goss

D. all of the mentioned

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94.
Point out the correct statement.

A. Interface FieldMapping is used for mapping of field

B. Interface FieldMappable is used for mapping of field

C. Sqoop is nothing but NoSQL to Hadoop

D. Sqoop internally uses ODBC interface so it should work with any JDBC compatible database

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95.
Tombstones exist for a configured time period defined by the . . . . . . . . value set on the table.

A. gc_grace_minutes

B. gc_grace_time

C. gc_grace_seconds

D. gc_grace_hours

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96.
The underlying client-server protocol has changed in version . . . . . . . . of ZooKeeper.

A. 2.0.0

B. 3.0.0

C. 4.0.0

D. 6.0.0

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97.
Point out the correct statement.

A. Cassandra accommodates expensive, consumer SSDs extremely well

B. Cassandra re-writes or re-reads existing data, and never overwrites the rows in place

C. Cassandra uses a storage structure similar to a Log-Structured Merge Tree

D. None of the mentioned

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98.
Zookeeper keep track of the cluster state such as the . . . . . . . . table location.

A. DOMAIN

B. NODE

C. ROOT

D. All of the mentioned

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99.
. . . . . . . . text is appropriate for most non-binary data types.

A. Character

B. Binary

C. Delimited

D. None of the mentioned

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100.
The . . . . . . . . master will register its own address in this znode at startup, making this znode the source of truth for identifying which server is the Master.

A. active

B. passive

C. region

D. all of the mentioned

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Data Ingestion with Sqoop and Flume MCQ question and answer with solution | Hadoop MCQs

91. Point out the wrong statement.

Answer & Solution

92. Data in the commit log is purged after its corresponding data in the memtable is flushed to an . . . . . . . .

Answer & Solution

93. Cassandra uses a protocol called . . . . . . . . to discover location and state information.

Answer & Solution

94. Point out the correct statement.

Answer & Solution

95. Tombstones exist for a configured time period defined by the . . . . . . . . value set on the table.

Answer & Solution

96. The underlying client-server protocol has changed in version . . . . . . . . of ZooKeeper.

Answer & Solution

97. Point out the correct statement.

Answer & Solution

98. Zookeeper keep track of the cluster state such as the . . . . . . . . table location.

Answer & Solution

99. . . . . . . . . text is appropriate for most non-binary data types.

Answer & Solution

100. The . . . . . . . . master will register its own address in this znode at startup, making this znode the source of truth for identifying which server is the Master.

Answer & Solution

Read More Section(Data Ingestion with Sqoop and Flume)

91.
Point out the wrong statement.

92.
Data in the commit log is purged after its corresponding data in the memtable is flushed to an . . . . . . . .

93.
Cassandra uses a protocol called . . . . . . . . to discover location and state information.

94.
Point out the correct statement.

95.
Tombstones exist for a configured time period defined by the . . . . . . . . value set on the table.

96.
The underlying client-server protocol has changed in version . . . . . . . . of ZooKeeper.

97.
Point out the correct statement.

98.
Zookeeper keep track of the cluster state such as the . . . . . . . . table location.

99.
. . . . . . . . text is appropriate for most non-binary data types.

100.
The . . . . . . . . master will register its own address in this znode at startup, making this znode the source of truth for identifying which server is the Master.