Multi-User Databases and Transactions Quiz
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Questions and Answers

What is the main concern in a multi-user database environment?

  • Ensuring high availability of the database
  • Preventing interference between users' work (correct)
  • Minimizing the storage space required for the database
  • Optimizing query performance for all users

    • What is the purpose of a transaction in a database?

  • To optimize query performance for multiple users
  • To perform a set of read and write operations as a single unit (correct)
  • To ensure high availability of the database
  • To reduce the risk of power failures or system crashes

    • What happens when a transaction reaches a commit point?

  • The transaction is temporarily suspended
  • The transaction is rolled back to the initial state
  • All actions are permanently saved in the database (correct)
  • The transaction is aborted and none of the actions are saved

    • What does it mean for a transaction to be atomic?

    <p>A transaction is an indivisible unit of work that either commits or aborts</p> Signup and view all the answers

    What is the consistency-preserving property of a transaction?

    <p>A transaction will take the database from one consistent state to another consistent state</p> Signup and view all the answers

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