Hadoop hdfs exam - Study guides, Class notes & Summaries

Hadoop & HDFS Exam With Questions and Answers...

HDFS (Hadoop Distributed File System) Open source, Hadoop system that partitions data across many machines. 1 master node + multiple data nodes. Basis for Cloud Storage. MapReduce Hadoop framework for processing large data sets in parallel. 2 step system- first broken down into key/value pairs, then data set is brought back together. YARN Coordinates tasks running on Hadoop cluster and assigns new nodes in case of failure. Consists of resource manager and node manager HIVE Hadoo...

©THESTAR EXAM SOLUTIONS 2024/2025 ALL RIGHTS RESERVED. 1 | P a g e Big Data NoSQL Tenta. Exam Questions With Verified And Updated Answers What are the two main phases of MapReduce used in Hadoop for processing and generating large datasets? - answerThe two main phases of MapReduce are the Map phase and the Reduce phase. What is the primary function of the Map phase in Hadoop's MapReduce, and how does it prepare the data for the subsequent phase? - answerThe Map phase in Hadoop's ...

©THESTAR EXAM SOLUTIONS 2024/2025 ALL RIGHTS RESERVED. 1 | P a g e Nosql And Big Data Exam Questions With Verified And Updated Answers T/F Spark is a database - answerF, it is a query engine. What does RDD stand for? - answerResilient Distributed Dataset T/F A transformation changes a RDD. - answerF, it defines a NEW RDD based on the current one. RDDs are immutable. T/F the line () will trigger an execution for an RDD. - answerF, RDDs are not processed until an action is performed. up...

GCP Professional Engineer Exam Questions And Accurate Answers...

WGU - C175 Exam With 100% Correct Answers 2023 3 Vs - Correct Answer-Three basic characteristics of Big Data databases: volume, velocity, and variety. abstract data type (ADT) - Correct Answer-Data type that describes a set of similar objects with shared and encapsulated data representation and methods. A(n)___ is generally used to describe complex objects. See also class. ad hoc query - Correct Answer-A "spur-of-the-moment" question. alias - Correct Answer-An alternative name for a co...