Introduction to Distributed Databases Quiz
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Questions and Answers

What is the main characteristic of a distributed database system?

  • Database and computer network availability (correct)
  • Integrated database built on a single computer
  • Sharing main memory among all the computers
  • Data stored on several computers communicating via LAN only
  • How are the processors in a distributed system described?

  • They only include small microcomputers
  • They communicate via high-speed buses and telephone lines
  • They are always referred to as nodes
  • They may vary in size and function (correct)
  • What do the sites in a distributed database system mainly emphasize?

  • Use of high-speed buses for communication
  • Physical distribution of the systems (correct)
  • Communication via WAN only
  • Execution of transactions at multiple sites
  • In a distributed database system, how do the computers communicate with one another?

    <p>Communication through various media like LAN, WAN, high-speed buses, or telephone lines</p> Signup and view all the answers

    What is the key difference between a distributed database and a traditional database?

    <p>Distributed databases do not share main memory</p> Signup and view all the answers

    Is a distributed database an integrated database built on a single computer?

    <p>False</p> Signup and view all the answers

    In a distributed database system, the computers communicate with one another through various communication media such as LAN, WAN, high-speed buses, or telephone lines.

    <p>True</p> Signup and view all the answers

    The processors in a distributed system may include only small microcomputers.

    <p>False</p> Signup and view all the answers

    In a distributed database system, the sites mainly emphasize the physical distribution of the systems.

    <p>True</p> Signup and view all the answers

    A distributed database system consists of a collection of sites, each of which may participate in the execution of transactions.

    <p>True</p> Signup and view all the answers

    In a distributed database system, the processors are limited to only small microcomputers.

    <p>False</p> Signup and view all the answers

    A distributed database is built on top of a computer network rather than on a single computer.

    <p>True</p> Signup and view all the answers

    The term 'site' in a distributed database system mainly emphasizes the logical distribution of these systems.

    <p>False</p> Signup and view all the answers

    In a distributed database system, the computers communicate with one another through various communication media, such as LAN, WAN, high-speed buses, or telephone lines.

    <p>True</p> Signup and view all the answers

    In a distributed database system, the collection of sites may participate in the execution of transactions which access data at one site, or several sites.

    <p>True</p> Signup and view all the answers

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