Test1

The hdfs command put is used to

• Copy files from local file system to HDFS.

• Copy files or directories from local file system to HDFS.

• Copy files from from HDFS to local filesystem.

• Copy files or directories from HDFS to local filesystem.

Which one of the following is not true regarding to Hadoop?

• It is a distributed framework

• The main algorithm used in it is Map Reduce

• It runs with commodity hard ware

• All are true

Which of the following will run pig in local mode?

• $ pig -x tez_local

• $ pig -x local

• $ pig

• None of the qbove

Which of the following is relational operators in Pig.

• DUMP

• DISTINCT

• DESCRIBE

• All of the above

Which of the following is execution modes available in Pig

• Local Mode

• Map Mode

• Reduce Mode

• None of the above

Which of the following function is used to read data in PIG?

• Write

• Read

• Load

• Run

What is Hive?

• An open source data warehouse system

• relational database

• OLTP

• An langauge

Which type of data Hadoop can deal with is

• Structured

• Semi - structured

• Unstructured

• All of the above

Which statement is false about Hadoop

• It runs with commodity hard ware

• It is a part of the Apache project sponsored by the ASF

• It is best for live streaming of data

• None of the above

Which of the below apache system deals with ingesting streaming data to hadoop

• Flume

• Oozie

• Hive

• Kafka