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Nosql interview questions & Answers

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List of Topics

Nosql Interview questions

  • What Are The Pros And Cons Of Graph Database?

    Pros:

    • Graph databases seem to be tailor-made for networking applications. The prototypical example is a social network, where nodes represent users who have various kinds of relationships to each other. Modeling this kind of data using any of the other styles is often a tough fit, but a graph database would accept it with relish.
    • They are also perfect matches for an object-oriented system. 

    Cons

    • Because of the high degree of interconnectedness between nodes, graph databases are generally not suitable for network partitioning.
    • Graph databases don’t scale out well. 
  • What Is Impedance Mismatch In Database Terminology?

  • What Is "polyglot Persistence" In Nosql?

  • Say Something About Aggregate ­oriented Databases?

  • What Is The Key Difference Between Replication And Sharding?

  • Explain About Cassandra Nosql?

  • Explain How Cassandra Writes?

  • Explain Cassandra Data Model?

  • What Is Flume?

  • What Are The Modes Of Operation That Flume Supports?

  • What Is Jaql ?

  • What Is Hive?

  • What Is Impala?

  • What Is Bigsql?

  • How Big Sql Works?

  • What Is Data Wizard?

  • What Is Apache Hbase ?

  • List Out The Features Of Bigsql?

  • List Some Drawbacks And Limitations Associated With Hive?

  • In Ravendb What Does The Below Statement Does? Using (var Ds = New Documentstore { Url = "http://localhost:8080", Defaultdatabase = "cruddemo" }.initialize())

  • What Is Rss (rich Site Summary)?

  • What Are The Drawbacks Of Impala?

  • List Some Benefits Of Impala?

  • What Is Redis?

  • In Case Of Mongodb, What Is The Advantage Of Representing The Data In Bson Format As Opposed To Json?

  • What Are The Various Categories On Nosql?

  • Give An Example Of Inserting Bulk Records To Redis In C#?

  • What Is Connectionmultiplexer?

  • List Out Some Of The Features Of Redis?

  • What Is Graph Database?

  • Which Feature(s) Mongodb Has Removed In­order To Retain Scalability?

  • Which Data Types Available In Bson?

  • By Default, Which Database Does Mongodb Connect To?

  • What Is Cons?

  • What Are The Cons Of A Traditional Rdbs Over Nosql Systems?

  • What Is Eventual Consistency In Nosql Stores?

  • What Is Cap Theorem? How Is It Applicable To Nosql Systems?

  • Explain The Transaction Support By Using Base In Nosql Systems?

  • What Is The Architectural Difference Between Applications Supporting Rdms And Nosql Systems?

  • What Is Database Sharding? How Does It Help In Minimizing The Downtime?

  • What Is The Impact Of Google's Mapreduce In The Nosql Movement?

  • What Are The Different Kinds Of Nosql Data Stores?

  • How Does Nosql Relates To Big Data?

  • What Are The Features Of Nosql?

  • Explain The Difference Between Nosql V/s Relational Database?

 

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