Advanced Analytics Technology and Tools: Big Data Analysis
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Advanced Analytics Technology and Tools: Big Data Analysis

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Questions and Answers

What are the phases of the Data Analytics Lifecycle?

  • Exploration, Data Aggregation, Model Creation, Testing
  • Data Collection, Data Cleaning, Data Visualization
  • Discovery, Data Preparation, Model Planning, Model Building, Results & Key Findings, Operationalize (correct)
  • Preparation, Planning, Building, Analysis

    • How can 'big data' be made suitable for analysis to obtain results & key findings in a timely manner?

  • Copy data to an external hard drive
  • Accessing Files
  • Long-term information storage
  • Combine Phases 1 and 2 (correct)

    • What is the term used for how the operating system manages files stored on a hard disk?

  • Data Aggregation
  • File System (correct)
  • File Storage
  • Model Planning

    • What could be a solution if one runs out of space on the hard drive due to data capacity issues?

    <p>Copy data to an external hard drive</p> Signup and view all the answers

    What could be the impact of file storage on the efficiency and speed of data access on disk drives?

    <p>High impact on efficiency and speed of data access</p> Signup and view all the answers

    What is the purpose of a distributive file system?

    <p>To handle data access and storage across multiple computers</p> Signup and view all the answers

    What advantage does data replication provide in a distributed file system?

    <p>It makes the system more fault tolerant</p> Signup and view all the answers

    What distinguishes a commodity cluster from a parallel computer?

    <p>Commodity clusters are built out of less specialized nodes</p> Signup and view all the answers

    In the context of scalable computing over the internet, what characterizes a commodity cluster?

    <p>Nodes with highly generic computing capabilities</p> Signup and view all the answers

    What does distributing data on multiple computers entail?

    <p>Raising new issues in finding and managing data</p> Signup and view all the answers

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