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Big Data | Hadoop Interview Questions and Answers
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Questions
Big Data | Hadoop
0
votes
Q: Which of them will make a single pass through?
asked
Apr 7, 2020
in
Big Data | Hadoop
by
GeorgeBell
#hive
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: When importing data to using SerDe, if a row is found to have more columns than expected then
asked
Apr 7, 2020
in
Big Data | Hadoop
by
GeorgeBell
#hive
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: What is the disadvantage of using too many partitions in Hive tables?
asked
Apr 7, 2020
in
Big Data | Hadoop
by
GeorgeBell
#hive
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: The identifiers in HiveQL are
asked
Apr 7, 2020
in
Big Data | Hadoop
by
GeorgeBell
#hiive
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: If the data on the table on which an index is defined changes then,
asked
Apr 7, 2020
in
Big Data | Hadoop
by
GeorgeBell
#hive-mapper
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: The clause " WITH DEFERRED REBUILD" while creating an index
asked
Apr 7, 2020
in
Big Data | Hadoop
by
GeorgeBell
#hive
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: Indexes can be created
asked
Apr 7, 2020
in
Big Data | Hadoop
by
GeorgeBell
#hive
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: If an Index is dropped then
asked
Apr 7, 2020
in
Big Data | Hadoop
by
GeorgeBell
#hive-mapper
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: The Index in Hive can be seen by
asked
Apr 6, 2020
in
Big Data | Hadoop
by
GeorgeBell
#hive
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: Which kind of keysCONSTRAINTS Hive can have?
asked
Apr 6, 2020
in
Big Data | Hadoop
by
GeorgeBell
#hive
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: what can be altered about a view
asked
Apr 6, 2020
in
Big Data | Hadoop
by
GeorgeBell
#hive
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: The query Create table TABLE_NAME LIKE VIEW_NAME
asked
Apr 6, 2020
in
Big Data | Hadoop
by
GeorgeBell
Bigdata-questions-answers
Hadoop-questions-answers
+1
vote
Q: The name of a view in Hive
asked
Apr 6, 2020
in
Big Data | Hadoop
by
GeorgeBell
#hive-table
#hive-view
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: A View in Hive can be dropped by using
asked
Apr 6, 2020
in
Big Data | Hadoop
by
GeorgeBell
#hive-dropped
#hive
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: A view in Hive can be seen by using
asked
Apr 6, 2020
in
Big Data | Hadoop
by
GeorgeBell
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: The DISTRIBUTED by clause is used to ensure that
asked
Apr 6, 2020
in
Big Data | Hadoop
by
GeorgeBell
#hive-clustered
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: The DISTRIBUTED BY clause in hive
asked
Apr 6, 2020
in
Big Data | Hadoop
by
GeorgeBell
#hive-clustered
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: In case of one large table and 2 small tables, for an optimized query performance
asked
Apr 6, 2020
in
Big Data | Hadoop
by
GeorgeBell
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: To see the partitions present in a Hive table the command used is
asked
Apr 3, 2020
in
Big Data | Hadoop
by
Tate
Bigdata-questions-answers
Hadoop-questions-answers
+1
vote
Q: The main advantage of creating table partition is
asked
Apr 3, 2020
in
Big Data | Hadoop
by
Tate
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: The "strict" mode when querying a partitioned table is used to
asked
Apr 3, 2020
in
Big Data | Hadoop
by
Tate
#hive
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: The partitioning of a table in Hive creates more
asked
Apr 3, 2020
in
Big Data | Hadoop
by
Tate
#hive
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: To see the data types details of only a column notthetable we should use the command
asked
Apr 3, 2020
in
Big Data | Hadoop
by
Tate
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: The 2 default TBLPROPERTIES added by hive when a hive table is created is
asked
Apr 3, 2020
in
Big Data | Hadoop
by
Tate
#hive
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: The difference between the MAP and STRUCT data type in Hive is
asked
Apr 3, 2020
in
Big Data | Hadoop
by
Tate
#cassandra-hive
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: On dropping an external table
asked
Apr 3, 2020
in
Big Data | Hadoop
by
Tate
#hive
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: On dropping a managed table
asked
Apr 3, 2020
in
Big Data | Hadoop
by
Tate
#hive
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: The drawback of managed tables in hive is
asked
Apr 3, 2020
in
Big Data | Hadoop
by
Tate
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: In Hive you can copy
asked
Apr 3, 2020
in
Big Data | Hadoop
by
Tate
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Q: Using the ALTER DATABASE command in an database you can change the
asked
Apr 3, 2020
in
Big Data | Hadoop
by
Tate
Bigdata-questions-answers
Hadoop-questions-answers
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