StringBuffer vs
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Questions and Answers

Why are StringBuffer objects considered more efficient than String objects for multiple modifications to a string?

  • StringBuffer objects are immutable
  • Modifying a String object creates a new object and discards the old one (correct)
  • String objects provide better memory management
  • StringBuffer objects are not thread-safe
  • Which of the following is a key advantage of using StringBuffer over regular String objects in Java?

  • StringBuffer objects are immutable
  • StringBuffer objects require synchronization for thread safety
  • Mutable nature allows modification of contents after creation (correct)
  • String objects are more efficient than StringBuffer objects
  • In the context of thread safety, what distinguishes StringBuffer objects from String objects?

  • Both StringBuffer and String objects are thread-safe
  • String objects are thread-safe, while StringBuffer objects are not
  • Neither StringBuffer nor String objects are thread-safe
  • StringBuffer objects are thread-safe, while String objects are not (correct)
  • What type of character sequences do StringBuffer and String represent, respectively?

    <p>StringBuffer represents growable and writable character sequences, while String represents fixed-length, immutable character sequences</p> Signup and view all the answers

    What is a notable difference between StringBuffer and String in terms of modification?

    <p>StringBuffer objects allow modification of contents after creation, while String objects do not</p> Signup and view all the answers

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