Recent questions tagged spark-sql-interview-questions-answers

0 votes

Q: In PySpark, sorting is in _________ order, by defaul

asked Aug 19, 2023 in Spark Sql by GeorgeBell

0 votes

Q: Parallelized collections are created by calling SparkContext’s parallelize method on an existing iterable or collection in driver program.

asked Aug 19, 2023 in Spark Sql by GeorgeBell

0 votes

Q: Spark was first coded as a C project

asked Aug 19, 2023 in Spark Sql by GeorgeBell

0 votes

Q: If the schema of the table does not match with the data types present in the file containing the table, then Hive ________

asked Aug 19, 2023 in Spark Sql by GeorgeBell

0 votes

Q: Hbase is a distributed ________ database built on top of the Hadoop file system.

asked Aug 19, 2023 in Spark Sql by GeorgeBell

0 votes

Q: Registering a DataFrame as a ________ view allows you to run SQL queries over its data.

asked Aug 19, 2023 in Spark Sql by GeorgeBell

0 votes

Q: ____________ is a component on top of Spark Core.

asked Aug 19, 2023 in Spark Sql by GeorgeBell

0 votes

Q: Co-Variance of two random columns is near to

asked Aug 19, 2023 in Spark Sql by GeorgeBell

0 votes

Q: Spark SQL supports reading and writing data stored in Hive

asked Aug 18, 2023 in Spark Sql by GeorgeBell

0 votes

Q: External tables are used to store data outside the

asked Aug 18, 2023 in Spark Sql by GeorgeBell

0 votes

Q: How to create a table in Hive warehouse programatically from Spark

asked Aug 18, 2023 in Spark Sql by GeorgeBell

0 votes

Q: We cannot pass SQL queries directly to any DataFrame

asked Aug 18, 2023 in Spark Sql by GeorgeBell

0 votes

Q: Spark SQL brings native support for SQL to Spark

asked Aug 18, 2023 in Spark Sql by GeorgeBell

0 votes

Q: Spark SQL does not provide support for both reading and writing Parquet files

asked Aug 18, 2023 in Spark Sql by GeorgeBell

0 votes

Q: Parquet stores nested data structures in a flat ________ format

asked Aug 18, 2023 in Spark Sql by GeorgeBell

0 votes

Q: DataFrame is data organized into ______ columns

asked Aug 18, 2023 in Spark Sql by GeorgeBell

0 votes

Q: Spark SQL can read and write data from Hive Tables

asked Aug 18, 2023 in Spark Sql by GeorgeBell

To see more, click for the full list of questions or popular tags.

...