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NoSQL Final Exam With 100% Correct Answers

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    NoSQL Final Exam With 100% Correct Answers

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  • NoSQL Final Exam With 100% Correct AnswersWhat motivated the creation of NoSQL databases? - ANSWER 1) Impedance mismatch: differences between relational models and data structures used by applications that interact with databases 2) Web services: shift to web services (using HTTP) in early 2000's, need more flexibility in data structure 3) Big data: rapid data expansion -- either scale up or scale out 4) Clustered computing: RDBMS not optimized for clusters, ACID transactions degrade p...
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NOSQL BUNDLED EXAMS QUESTIONS WITH CORRECT ANSWERS.

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Big Data NoSQL Tenta. Exam Questions With Verified And Updated Answers

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    Big Data NoSQL Tenta. Exam Questions With Verified And Updated Answers

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  • ©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 ...
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NOSQL PART 2 Exam Questions With Verified And Updated Answers

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    NOSQL PART 2 Exam Questions With Verified And Updated Answers

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  • ©THESTAR EXAM SOLUTIONS 2024/2025 ALL RIGHTS RESERVED. 1 | P a g e NOSQL PART 2 Exam Questions With Verified And Updated Answers Question 2: Why is it important to understand general concepts before handling NoSql databases - answerAnswer: General concepts provide a foundation for correctly using and understanding NoSql databases Question 3: What are some reasons discussed for exploring alternatives to relational databases - answerAnswer: Performance and high-availability issues, limit...
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NoSQL Final Exam Questions With Verified And Updated Answers

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  • ©THESTAR EXAM SOLUTIONS 2024/2025 ALL RIGHTS RESERVED. 1 | P a g e NoSQL Final Exam Questions With Verified And Updated Answers What factors let to the emergence of NoSQL databases? - answer1) Impedance mismatch: differences between relational models and data structures used by applications that interact with databases 2) Web services: shift to web services (using HTTP) in early 2000's, need more flexibility in data structure 3) Big data: rapid data expansion -- either scale up or ...
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CPA NOsql Exam Questions With Verified And Updated Answers

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  • ©THESTAR EXAM SOLUTIONS 2024/2025 ALL RIGHTS RESERVED. 1 | P a g e CPA NOsql Exam Questions With Verified And Updated Answers What is semi-structured data? - answer"Data whose schema changes often, such as JSON and XML." Why is the relational model's requirement of atomic data types sometimes overkill? - answerBecause applications may require storage of complex data which can be simpler without normalization. What are common uses of semi-structured data? - answerData exchange...
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NoSQL Endka Exam Questions With Verified And Updated Answers

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    NoSQL Endka Exam Questions With Verified And Updated Answers

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  • ©THESTAR EXAM SOLUTIONS 2024/2025 ALL RIGHTS RESERVED. 1 | P a g e NoSQL Endka Exam Questions With Verified And Updated Answers How to insert Many Documents is no right answer . <Collection name>.insertOne() . <Collection name>.insertOne(<object>) answers are correct . <Collection name>.insert(<Array of objects>) - answer. <Collection name>.insert(<Array of objects>) How to skip certain number of the documents is no right answer (<nu...
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NoSQL Exam Questions With Verified And Updated Answers

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    NoSQL Exam Questions With Verified And Updated Answers

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  • ©THESTAR EXAM SOLUTIONS 2024/2025 ALL RIGHTS RESERVED. 1 | P a g e NoSQL Exam Questions With Verified And Updated Answers Using different data stores based on the needs of an application, based on the circumstances, instead of always using the same kind of database is called ________ ___________. - answerpolyglot persistence The common problem where software data structures from memory do not persist easily into a database is called _________ _________. - answerimpedance mismatch Usin...
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NoSQL DB Exam Questions With Verified And Updated Answers

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    NoSQL DB Exam Questions With Verified And Updated Answers

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  • ©THESTAR EXAM SOLUTIONS 2024/2025 ALL RIGHTS RESERVED. 1 | P a g e NoSQL DB Exam Questions With Verified And Updated Answers What are the 4 NoSQL Data models - answerKey-value, graph database, document-oriented, and column family What is the CAP Theorem - answerCAP stands for Consistency, Availability, Partition Tolerance. CAP theorem states only 2 of these 3 concepts can be achieved simultaneously, not all 3. Big Data can be understood through the 3 V's, what are they - answerVolu...
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Introduction to NoSQL Databases. Exam Questions With Verified And Updated Answers

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    Introduction to NoSQL Databases. Exam Questions With Verified And Updated Answers

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  • ©THESTAR EXAM SOLUTIONS 2024/2025 ALL RIGHTS RESERVED. 1 | P a g e Introduction to NoSQL Databases. Exam Questions With Verified And Updated Answers What is NOSQL? - answerNoSQL is a class of database management system identified by its non-adherence to the widely used relational database management system (RDBMS) model with its structured query language (SQL). NOSQL has evolved to mean "Not Only" SQL NOSQL has become prominent with the advent of web scale data and systems creat...
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Nosql And Big Data Exam Questions With Verified And Updated Answers

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  • ©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...
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NOSQL Systems Exam Questions With Verified And Updated Answers

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    NOSQL Systems Exam Questions With Verified And Updated Answers

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  • ©THESTAR EXAM SOLUTIONS 2024/2025 ALL RIGHTS RESERVED. 1 | P a g e NOSQL Systems Exam Questions With Verified And Updated Answers What is the main challenge of the traditional relational databases? - answerManaging of semi-structured and unstructured data NoSQL databases differ from relational databases in three main areas: data structure, data models and development model. - answerTrue No SQL Technology is ... - answerA new generation of databases that are relational, distributed, op...
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Nosql Database Exam Study Guide.

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  • ©THESTAR EXAM SOLUTIONS 2024/2025 ALL RIGHTS RESERVED. 1 | P a g e Nosql Database Exam Study Guide. Column database - answerA NoSQL database model that stores data as table format with columns and rows. Key-Value database - answerA NoSQL database model that stores data as a collection of key- value pairs in which the value component is unintelligible to the DBMS Document Database - answerA NoSQL database model that stores data in key-value pairs in which the value component is composed...
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Nosql Exam Questions With Verified And Updated Answers

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    Nosql Exam Questions With Verified And Updated Answers

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  • ©THESTAR EXAM SOLUTIONS 2024/2025 ALL RIGHTS RESERVED. 1 | P a g e Nosql Exam Questions With Verified And Updated Answers 1. Which of the following statements are true about data modeling using MongoDB? (Select one.) MongoDB will help you iterate on the schema designs of your models throughout your application's lifecycle. MongoDB is schema-less so you should not worry about designing a schema for your models. MongoDB should only be used for unstructured datasets. верно - ans...
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DM – NOSQL Exam Questions With Verified And Updated Answers

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    DM – NOSQL Exam Questions With Verified And Updated Answers

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  • ©THESTAR EXAM SOLUTIONS 2024/2025 ALL RIGHTS RESERVED. 1 | P a g e DM – NOSQL Exam Questions With Verified And Updated Answers NoSQL vs Relational Databases - answerRelational databases use tables/rows/columns, need a predefined schema, and are vertically scalable. NoSQL databases are schema-less, fast, horizontally scalable, and do not guarantee ACID transactions. Types of NoSQL Databases - answerKey-value databases, document databases, column family databases, and graph databases. ...
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Nosql Exam Questions With Verified And Updated Answers
Nosql Exam Questions With Verified And Updated Answers

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    Nosql Exam Questions With Verified And Updated Answers

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  • ©THESTAR EXAM SOLUTIONS 2024/2025 ALL RIGHTS RESERVED. 1 | P a g e Nosql Exam Questions With Verified And Updated Answers The "Many Sources One View" use case of MongoDB suggests that a. MongoDB can collect vast amounts of data. b. MongoDB can store data collected from multiple sources as long as they are the same format. c. MongoDB can ingest different types of data from different sources and consolidate it into one view for all data. d. MongoDB can store data that is of diffe...
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Nosql Exam Questions With Verified And Updated Answers

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  • ©THESTAR EXAM SOLUTIONS 2024/2025 ALL RIGHTS RESERVED. 1 | P a g e Nosql Exam Questions With Verified And Updated Answers What method does instruct the server to avoid closing a cursor automatically after a period of inactivity? (Select one) a. CursorTimeout() b. Concern() c. LeftInBatch() d. Py() - answera. CursorTimeout() Using the MongoDB shell, how do you remove the customer collection and its indexes? a. e({}); b. e(); c. e({}).indexes(); d. (); e. none of t...
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SQL and NoSQL Exam Questions With Verified And Updated Answers

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    SQL and NoSQL Exam Questions With Verified And Updated Answers

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  • ©THESTAR EXAM SOLUTIONS 2024/2025 ALL RIGHTS RESERVED. 1 | P a g e SQL and NoSQL Exam Questions With Verified And Updated Answers No SQL Agreement - answerNot Relational Highly distributable and scalable High availability, fault tolerant Supports sparse, and large amounts of data Trades performance for transaction consistency NoSQL - answerNot Only Structured Query Language Common Data Models - answerWide column stores-store columns of data together, instead of rows Document stores...
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NoSQL Exam Study Guide.

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    NoSQL Exam Study Guide.

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  • ©THESTAR EXAM SOLUTIONS 2024/2025 ALL RIGHTS RESERVED. 1 | P a g e NoSQL Exam Study Guide. LECTURE 19: NoSQL (11/19) examples of NoSQL databases - answerbig data, cassandra, dynamo, Hbase, MongoDB, voldemort 4 NoSQL types - answer-key-value stores (redis, riak, voldy) -document stores (mongo) -graph database (neo4j) -column-family stores (cassandra, hbase) examples of key-value stores - answer-Redis -Riak -Voldemort examples of document stores - answer-MongoDB examples of graph d...
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