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

1.
Point out the correct statement.

A. BooleanSerializer is used to parse string representations of boolean values into boolean scalar types

B. BlobRef is a wrapper that holds a BLOB either directly

C. BooleanParse is used to parse string representations of boolean values into boolean scalar types

D. All of the mentioned

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2.
Point out the correct statement.

A. The sqoop command-line program is a wrapper which runs the bin/hadoop script shipped with Hadoop

B. If $HADOOP_HOME is set, Sqoop will use the default installation location for Cloudera's Distribution for Hadoop

C. The active Hadoop configuration is loaded from $HADOOP_HOME/conf/, unless the $HADOOP_CONF_DIR environment variable is unset

D. None of the mentioned

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3.
The . . . . . . . . tool imports a set of tables from an RDBMS to HDFS.

A. export-all-tables

B. import-all-tables

C. import-tables

D. none of the mentioned

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4.
Records are terminated by a . . . . . . . . character.

A. RECORD_DELIMITER

B. FIELD_DELIMITER

C. FIELD_LIMITER

D. None of the mentioned

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5.
Sqoop can also import the data into Hive by generating and executing a . . . . . . . . statement to define the data's layout in Hive.

A. SET TABLE

B. CREATE TABLE

C. INSERT TABLE

D. All of the mentioned

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6.
If the table has been configured with the . . . . . . . . property, the coordinator node for the read request will retry the request with another replica node.

A. rapid_retry

B. speculative_retry

C. speculative_rapid

D. none of the mentioned

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7.
The fields parsed by . . . . . . . . are backed by an internal buffer.

A. LargeObjectLoader

B. ProcessingException

C. RecordParser

D. None of the Mentioned

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8.
Point out the correct statement.

A. All znodes are ephemeral, which means they are describing a "temporary" state

B. /hbase/replication/state contains the list of RegionServers in the main cluster

C. Offline snapshots are coordinated by the Master using ZooKeeper to communicate with the RegionServers using a two-phase-commit-like transaction

D. None of the mentioned

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9.
Client-to-node encryption protects data in flight from client machines to a database cluster using . . . . . . . .

A. SSL

B. SSH

C. SSN

D. All of the mentioned

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10.
For each SSTable, Cassandra creates . . . . . . . . index.

A. memory

B. partition

C. in memory

D. all of the mentioned

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

1. Point out the correct statement.

Answer & Solution

2. Point out the correct statement.

Answer & Solution

3. The . . . . . . . . tool imports a set of tables from an RDBMS to HDFS.

Answer & Solution

4. Records are terminated by a . . . . . . . . character.

Answer & Solution

5. Sqoop can also import the data into Hive by generating and executing a . . . . . . . . statement to define the data's layout in Hive.

Answer & Solution

6. If the table has been configured with the . . . . . . . . property, the coordinator node for the read request will retry the request with another replica node.

Answer & Solution

7. The fields parsed by . . . . . . . . are backed by an internal buffer.

Answer & Solution

8. Point out the correct statement.

Answer & Solution

9. Client-to-node encryption protects data in flight from client machines to a database cluster using . . . . . . . .

Answer & Solution

10. For each SSTable, Cassandra creates . . . . . . . . index.

Answer & Solution

Read More Section(Data Ingestion with Sqoop and Flume)

1.
Point out the correct statement.

2.
Point out the correct statement.

3.
The . . . . . . . . tool imports a set of tables from an RDBMS to HDFS.

4.
Records are terminated by a . . . . . . . . character.

5.
Sqoop can also import the data into Hive by generating and executing a . . . . . . . . statement to define the data's layout in Hive.

6.
If the table has been configured with the . . . . . . . . property, the coordinator node for the read request will retry the request with another replica node.

7.
The fields parsed by . . . . . . . . are backed by an internal buffer.

8.
Point out the correct statement.

9.
Client-to-node encryption protects data in flight from client machines to a database cluster using . . . . . . . .

10.
For each SSTable, Cassandra creates . . . . . . . . index.