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Recent questions tagged spark-preliminaries
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Which is not a Storage level in Spark ?
asked
Sep 16, 2022
in
Spark Preliminaries
by
sharadyadav1986
spark-preliminaries
storage
spark
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By default Spark uses which algorithm to remove old and unused RDD to release more memory.
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Sep 16, 2022
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Spark Preliminaries
by
sharadyadav1986
spark
rdd
spark-preliminaries
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RDDs can also be unpersisted to remove RDD from a permanent storage like memory and/or disk.
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Sep 16, 2022
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Spark Preliminaries
by
sharadyadav1986
spark-preliminaries
rdd
storage
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Which of the following is true of caching the RDD ?
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Sep 16, 2022
in
Spark Preliminaries
by
sharadyadav1986
spark
rdd
caching
spark-preliminaries
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Types of operations that can be performed on RDDs
asked
Sep 16, 2022
in
Spark Preliminaries
by
sharadyadav1986
spark-preliminaries
rdd
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To launch a Spark application in any one of the four modes(local, standalone, MESOS or YARN) use
asked
Sep 16, 2022
in
Spark Preliminaries
by
sharadyadav1986
spark-preliminaries
spark-applications
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Which tells spark how and where to access a cluster
asked
Sep 16, 2022
in
Spark Preliminaries
by
sharadyadav1986
spark-preliminaries
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Which is responsible for task scheduling and memory management ?
asked
Sep 16, 2022
in
Spark Preliminaries
by
sharadyadav1986
spark-preliminaries
memory-management
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1
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Which of the following is true of running a Spark application on Hadoop YARN?
asked
Sep 16, 2022
in
Spark Preliminaries
by
sharadyadav1986
spark-preliminaries
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1
answer
Which of the following Scala statement would be most appropriate to load the data (sfpd.txt) into an RDD? Assume that SparkContext is available as the variable “sc” and SQLContext as the variable “sqlContext.”
asked
Sep 16, 2022
in
Spark Preliminaries
by
sharadyadav1986
spark-preliminaries
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1
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Spark can integrate with which of the following data storage systems?
asked
Sep 16, 2022
in
Spark Preliminaries
by
sharadyadav1986
spark-preliminaries
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1
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Which of the following file formats are supported by Spark ?
asked
Sep 16, 2022
in
Spark Preliminaries
by
sharadyadav1986
spark-preliminaries
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1
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Spark supports loading data from Hbase.
asked
Sep 16, 2022
in
Spark Preliminaries
by
sharadyadav1986
spark-preliminaries
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1
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An instance of the Spark SQL execution engine that integrates with data stored in Hive:
asked
Sep 16, 2022
in
Spark Preliminaries
by
sharadyadav1986
spark-preliminaries
spark-sql
0
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1
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RDD is in spark
asked
Sep 16, 2022
in
Spark Preliminaries
by
sharadyadav1986
rdd
spark-preliminaries
0
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1
answer
Which action returns all the elements of the dataset as an array.
asked
Sep 16, 2022
in
Spark Preliminaries
by
sharadyadav1986
spark-preliminaries
0
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1
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We can edit the data of RDD like conversion to uppercase
asked
Sep 16, 2022
in
Spark Preliminaries
by
sharadyadav1986
rdd
spark-preliminaries
0
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1
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Identify correct transformation
asked
Sep 16, 2022
in
Spark Preliminaries
by
sharadyadav1986
transformation
spark-preliminaries
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1
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Choose correct statement about RDD
asked
Sep 16, 2022
in
Spark Preliminaries
by
kamalkhandelwal29
spark-preliminaries
0
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1
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Choose correct statement
asked
Sep 16, 2022
in
Spark Preliminaries
by
kamalkhandelwal29
spark-preliminaries
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