Hadoop hdfs - Study guides, Class notes & Summaries

Dell ISMv5 Notecards - DEA-1TT5 Questions and Answers 100% AccurateDigital Data is transmitted and stored in electronic form, and processed through software. Information is stored on a choice of non-volatile media such as -Magnetic storage devices (Hard disk drive and magnetic tape drive). − Optical storage devices (Blu-ray, DVD, and CD). − Flash-based storage devices: Solid-state drive (SSD), memory card, and USB thumb drive. Array Storage devices are assembled within a s...

Hadoop Certification Test Latest Update...

Which Hadoop distributions are supported on OCI? a. Cloudera b. Hortonworks c. MapR d. Pivotal EMC - a. Cloudera b. Hortonworks c. MapR Which OCI storage options are supported for direct HDFS use in Hadoop? a. Object Storage b. Block Volume c. DenseIO NVMe d. FSS - b. Block Volume c. DenseIO NVMe

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 ...

WGU C756 Latest Update with Correct Answers API (Application Programming Interface) A set of routines, protocols and tools for building software and other applications. bell curve A bell curve displays the normal or average distribution of an item and is used to compare that same item when it is affected by some variable. big data A term for data sets that are so large or complex that traditional data processing applications are inadequate. bullet graph Similar to a bar graph, which is useful...

What project was Hadoop originally a part of and what idea was that project based on? - >>>>Nutch. It was based on returning web search results faster by distributing data and calculations across different compters. Fill in the blank. The solution to cataloging the increasing number of web pages in the late 1900's and early 2000's was _______. - >>>>Automation T/F: The Cassandra File System has many advantages over HDFS, but simpler deployment is not one of them. ...

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 ...

What are the 5 Phases of Real-Time? - answer-1) Data Distillation 2) Model Development 3) Validation and Deployment 4)real-time scoring 5) model refresh SQOOP - answer--SQL+Hadoop = sq oop -To import data from relational databases into Hadoop and -to export data to relational databases from Hadoop. Apache Hive? - answer--data warehouse software facilitates reading, writing, and managing large datasets residing in distributed storage using SQL. -used to manipulate data What is Ap...

Data Management Foundations - WGU C175 ad hoc query - Correct Answer-A "spur-of-the-moment" question analytical database - Correct Answer-A database focused primarily on storing historical data and business metrics used for tactical or strategic decision making availability - Correct Answer-In the context of data security, it refers to the accessibility of data whenever required by authorized users and for authorized purposes centralized database - Correct Answer-A database located at a...

Which definition best describes RCAC? A. It limits access by using views and stored procedures. B. It grants or revokes certain directory privileges. C. It limits the rows or columns returned based on certain criteria. D. It grants or revokes certain user privileges - C. It limits the rows or columns returned based on certain criteria. You have a distributed file system (DFS) and need to set permissions on the the /hive/warehouse directory to allow access to ONLY the bigsql user. Which co...