A Resilient Distributed Dataset supports which of the following?
A Resilient Distributed Dataset supports which of the following? A. Creating a new dataset from an old one B. Returning a computed value to the driver program C. Both “Creating a new dataset from an old one” and “Returning a computed value to the driver program” D. Neither “Creating a new dataset from an old […]
Which of the following statements is TRUE regarding search visualization with Apache Hue?
Which of the following statements is TRUE regarding search visualization with Apache Hue? A. Hue submits MapReduce jobs to Oozie B. No additional setup is required to secure your session cookies C. Hue applications require some code to be installed on the client D. The File Browser application allows you to perform keyword searches across […]
Which statement is TRUE about Big SQL?
Which statement is TRUE about Big SQL? A. The table definition can include other attributes such as the primary key or check constraints B. When using Big SQL, the CREATE TABLE statement cannot be embedded in an application program C. If a sub-table is being defined, the authorization ID can be either the same as […]
Which of the following are CRUD operations available in HBase?
Which of the following are CRUD operations available in HBase? (Choose two.) A. HTable.Put B. HTable.Read C. HTable.Delete D. HTable.Update E. HTable.Remove Reference: https://www.tutorialspoint.com/hbase/hbase_client_api.htm
Which of the following Jaq operators groups one or more arrays based on key values and applies an aggregate ex
Which of the following Jaq operators groups one or more arrays based on key values and applies an aggregate expression? A. join B. group C. expand D. transform Reference: https://books.google.com.pk/books?id=Qj-5BQAAQBAJ&pg=PA174&lpg=PA174&dq=Jaq+operators+groups+one+or+more+arrays+based+on+key+values+and+applies+an+aggregate+expression&source=bl&ots=zobr8AZzWy&sig=ZRCIH9ee4Un3Aam1hX8TzxfrfQI&hl=en&sa=X&redir_esc=y#v=onepage&q=Jaq%20operators%20groups%20one%20or%20more%20arrays%20based%20on%20key%20values%20and%20applies%20an%20aggregate%20expression&f=false
The number of partitions created by DynamicPartitions in Hive can be controlled by which of the following?
The number of partitions created by DynamicPartitions in Hive can be controlled by which of the following? A. hive.exec.max.dynamic.partitions.pernode B. hive.exec.max.dynamic.partitions C. hive.exec.max.created.files D. All of the above Reference: https://resources.zaloni.com/blog/partitioning-in-hive
Which of the following statements regarding Big SQL is TRUE?
Which of the following statements regarding Big SQL is TRUE? A. Big SQL doesn’t support stored procedures B. Big SQL can be deployed on a subset of data nodes in the BigInsights cluster C. Big SQL provides a SQL-on-Hadoop environment based on map reduce D. Only tables created or loaded via Big SQL can be […]
Which one of the following statements is TRUE?
Which one of the following statements is TRUE? A. Spark SQL does not support HiveQL B. Spark SQL does not support ANSI SQL C. To use Spark with Hive, HiveQL queries have to rewritten in Scala D. Spark SQL allows relational queries expressed in SQL, HiveQL, or Scala Reference: https://spark.apache.org/docs/1.2.1/sql-programming-guide.html (overview)
Which ONE of the following statements regarding Sqoop is TRUE?
Which ONE of the following statements regarding Sqoop is TRUE? A. HBase is not supported as an import target B. Data imported using Sqoop is always written to a single Hive partition C. Sqoop can be used to retrieve rows newer than some previously imported set of rows D. Sqoop can only append new rows […]
Which of the following is TRUE about storing an Apache Spark object in serialized form?
Which of the following is TRUE about storing an Apache Spark object in serialized form? A. It is advised to use Java serialization over Kryo serialization B. Storing the object in serialized from will lead to faster access times C. Storing the object in serialized from will lead to slower access times D. All of […]