Hadoop hdfs - Study guides, Class notes & Summaries

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...

Big Data IS4205 Questions and Answers Rated A+ Big data is defined as is defined as high volume, velocity and variety information assets that demand cost-effective, innovative forms of information processing for enhanced insight and decision making. What are the 4 V's of Big Data? Volume, velocity, variety and veracity (uncertainty of data quality) Byte 8 bits Big Data Analytics is defined as A general term that covers the analysis services associated with managing and utiliz...

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...

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...

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? ...

True & False The objective of SOL performance tuning on the client side is to generate an SOL query that returns the correct answer in the least amount of time, using the maximum amount of resources on the server side All database transactions must display at least the properties of Atomicity, consistency, convenience, and isolation Database recovery techniques are based on the isolation transaction property which indicate that the data used during execution of a transaction cannot...

what is Big Data/ 4 V's of Big Data - answer-a collection of data sets so large and complex that your legacy IT systems cannot handle them. (Terabytes, petabytes, exabytes of data). Data is considered 'Big Data' if it satisfies the v's Volume - size/scale of data Variety - of data, data is often unstructured or semi-structured. The different forms of data Velocity - speed of processing data Veracity - (extra added by IBM) uncertainty of the quality of data; analysis of streaming ...

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...

GCP Professional Engineer Exam Questions And Accurate Answers...