Hadoop - Study guides, Class notes & Summaries

Hadoop Dell Module 5 Exam 2023...

For data in motion. Powered by Apache NiFi. 1) real-time - add, trace, adjust; 2) integrated - common input, output, transformation; 3) secure - security rules, encryption, traceability; 4) adaptive - adapts data flow, scalable; if connection poor skinnies down data - answer-Hortonworks Data Flow (HDF) A user-driven process of searching for patterns or specific items in a data set. Data discovery applications use visual tools such as geographical maps, pivot-tables, and heat-maps to make the ...

Cloudera Certified Administrator for Apache Hadoop Practice Questions and Answers 2023 with complete solution Your Hadoop cluster has 25 nodes with a total of 100 TB (4 TB per node) of raw disk space allocated HDFS storage. Assuming Hadoop's default configuration, how much data will you be able to store? A) Approximately 10TB B) Approximately 33 TB C) Approximately 25TB D) Approximately 100TB Your Hadoop cluster has 25 nodes with a total of 100 TB (4 TB per node) of raw disk space all...

BUSA 245 final exam review Quiz 1,2,3,4,5,6,7,8,9,10,11 Latest Update Graded A+ What is the primary purpose of an operating system? A) To provide a graphical interface B) To manage hardware resources C) To facilitate user interaction with the computer D) To execute application software Which of the following best describes a compiler? A) A program that executes code line by line B) A program that translates high-level code into machine code C) A program that manages system resou...

Big Data Questions and Answers Rated A+ What do you know about the term "Big Data"? Big Data is a term associated with complex and large datasets. A relational database cannot handle big data, and that's why special tools and methods are used to perform operations on a vast collection of data. Big data enables companies to understand their business better and helps them derive meaningful information from the unstructured and raw data collected on a regular basis. Big data also allow...

Using data to understand customers/clients and business operations to sustain and foster growth and profitability is A. easier with the advent of BI and Big Data. B. now completely automated with no human intervention required. C. essentially the same now as it has always been. D. an increasingly challenging task for today's enterprises. correct answers D. an increasingly challenging task for today's enterprises. Which of the following sources is likely to produce Big Data the fastest? ...

______ is a traditional approach and has established best practices. It is more commonly found in onpremises environments since it was around before cloud platforms. It is a process that involves a lot o data movement, which is something you want to avoid on the cloud if possible due to its resourceintensive nature. - ETL ________ seems similar to ETL at first glance but is better suited to big data scenarios since it leverages the scalability and flexibility of MPP engines like Azure Synapse...

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...

The 3Vs in the definition of Big Data stand for: A: Volume, Value, Veracity B: Volume, Variety, Value C: Volume, Variety, Velocity - correct answer C: Volume, Variety, Velocity The four stages in Big Data adoption identified by the 2012 IBM/University of Oxford report DO NOT include: A: Educate B: Expect C: Engage D: Execute - correct answer B: Expect The main sponsor(s) in the "Execute" stage of big...

Information Management - Answer-application of management techniques to collect information, communicate it within and outside the organization, and process it to enable managers to make quicker and better decisions. Machine Learning - Answer-the science of getting computers to act and learn without being explicitly programmed AI - Answer-artificial intelligence; a collection of machine learning algorithms with a central unit deciding which of the ML algorithms need to kick in at what time...