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WorksheetsHadoop_Hive
Total questions: 10
Worksheet time: 3mins
Which of the following is NOT part of 4 V's of Big Data?
Velocity
Varacity
Volatility
Variety
Which of this is not part of Hadoop Core Component?
HDFS
Airflow
MapReduce
YARN
What is the default block size in HDFS?
64 MB
128 MB
256 MB
1 GB
Spark is a replacement of Hadoop
Yes
No
Hive is...
Data Storage Tool
Data Querying Tool
Data Blocks Management Tool
RDBMS
Replication Factor is 3, it means...
Each Block of Data is kept in total of 3 nodes
Each Block of Data is kept in total of (3 + 1) nodes
One Block in every 3 blocks is replicated
Hive is best suited for what type of scenario?
Batch Processing
Real Time Processing
Quick Decision Making
Constant Updates to Data
Hive uses what in the background to process the data?
HDFS
MapReduce
Spark
Oozie
BCCI Cricket Board wants to analyze all the history cricket matches and derive insights. What type of processing is this?
Batch processing
Real Time Processing
In a map reduce program, there will always be only one reducer
True
False
