Test Your Web-scale IQ!

17 Questions

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Scale Quizzes & Trivia

Web-scale IT is a better approach to designing, building and managing datacenter infrastructure pioneered by web companies such as Google, Amazon, and Facebook - and it's becoming rapidly relevant for the enterprise. What's your web-scale IQ? Take the short quiz to find out!


Questions and Answers
  • 1. 
    What is your email address?
  • 2. 
    What is your Twitter handle?
  • 3. 
    Which of the following are NOT problems with traditional network-based storage?
    • A. 

      Network performance bottlenecks as server resources are scaled and more applications come online

    • B. 

      Storage managed with different granularity than VMs (e.g., LUNs, files)

    • C. 

      Creates separately-managed resource silos because solutions are not versatile for a wide range of use cases

    • D. 

      So simple to manage and troubleshoot that admins have free time to fill

  • 4. 
    Which aspect of IT infrastructure does web-scale infrastructure simplify?
    • A. 

      Buying

    • B. 

      Deploying

    • C. 

      Managing

    • D. 

      Scaling

    • E. 

      All of the above

  • 5. 
    Cassandra is a:
    • A. 

      Scalable, distributed no-SQL database built to run on commodity servers

    • B. 

      Protocol for solving consensus in a network of unreliable processors

    • C. 

      Beatles song

    • D. 

      System for serializing structured data

  • 6. 
    Paxos is a:
    • A. 

      Declarative model-based approach to IT automation

    • B. 

      Protocol for solving consensus in a network of unreliable processors or participants

    • C. 

      Centralized repository of configuration information

    • D. 

      Microkernel operating system

  • 7. 
    Zookeeper is a:
    • A. 

      XML-based build framework for software projects

    • B. 

      Powerful monitoring system that enables proactive issue resolution

    • C. 

      Service that provides centralized configuration, naming, and distributed synchronization in a clustered environment

    • D. 

      Nickname for VCs who incubate wild ideas in the Silicon Valley

  • 8. 
    Protocol buffer is a:
    • A. 

      Method for encoding structured data extensibly and efficiently

    • B. 

      Next-generation WAN-optimization technique

    • C. 

      Declarative model-based approach to IT automation

    • D. 

      Distributed hash table to store (key, value) pairs

  • 9. 
    What is the typical ratio of admin to servers managed in web-scale datacenters?
    • A. 

      1:65

    • B. 

      1:450

    • C. 

      1:1,000

    • D. 

      1:10,000+

  • 10. 
    Web-scale datacenters use extensive automation to achieve operational efficiency. TRUE/FALSE?
    • A. 

      True

    • B. 

      False

  • 11. 
    The only way to get web-scale infrastructure in your datacenter is to build it yourself the way Facebook and Google do. TRUE/FALSE?
    • A. 

      True

    • B. 

      False

  • 12. 
    Which of the following are NOT common traits found in web-scale datacenters?
    • A. 

      Standard hardware components

    • B. 

      Distributed, massively parallel software

    • C. 

      Specialized, single-function hardware appliances

    • D. 

      Maintaining data close to compute resources

  • 13. 
    Massive parallelism with a distributed scale-out architecture is essential to scale infrastructure without limits. TRUE/FALSE?
    • A. 

      True

    • B. 

      False

  • 14. 
    Web-scale infrastructure is only relevant to web companies with millions of users and petabytes of data to store and manage. TRUE/FALSE?
    • A. 

      True

    • B. 

      False

  • 15. 
    Which of the following are NOT benefits of web-scale infrastructure?
    • A. 

      Eliminates the need for specialized IT skills

    • B. 

      Eliminates islands of storage

    • C. 

      Enables infrastructure elasticity and rapid growth

    • D. 

      Delivers overall system resiliency by building hardware that does not fail

  • 16. 
    It is not possible to achieve strict consistency in a scale-out system at large scale. TRUE/FALSE?
    • A. 

      True

    • B. 

      False

  • 17. 
    Getting the full benefit of web-scale infrastructure requires applications to be custom-built to use underlying infrastructure capabilities. TRUE/FALSE?
    • A. 

      True

    • B. 

      False