Perl MCQs with answers Page - 2

Here, you will find a collection of MCQ questions on Perl. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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A

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Q. What is the correct syntax for defining a class in Perl?

  • (A) package class_name
  • (B) class class_name
  • (C) new class class_name
  • (D) new package class_name

A

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Q. Object in Perl an instance of a class?

  • (A) True
  • (B) False
  • (C) ---
  • (D) ---

A

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Q. What is called when an object is created in Perl?

  • (A) Destructor
  • (B) Constructor
  • (C) Variable
  • (D) All of these

A

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Q. What is the correct syntax for creating a new object in Perl?

  • (A) var object_name = new class_name()
  • (B) new object_name = class_name()
  • (C) my object_name = new class_name()
  • (D) None of these

A

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Q. Which of these is not a type of method in Perl?

  • (A) Static method
  • (B) Constant method
  • (C) Virtual method
  • (D) All of these

A

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Q. What is method overwriting in Perl?

  • (A) Filling up method with extra written data
  • (B) Methods that provide extra features
  • (C) A Feature that allows rewriting of methods in child class
  • (D) All of these

A

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Q. Method overwriting can be used to implement run time polymorphism?

  • (A) true
  • (B) false
  • (C) ---
  • (D) ---

A

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Q. Which of these are valid type of inheritance in Perl?

  • (A) Multiple inheritance
  • (B) Multilevel inheritance
  • (C) Hierarchical inheritance
  • (D) All of these

A

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Q. What is multiple inheritance in Perl?

  • (A) When more than two different inheritance takes place in a single program.
  • (B) When a class inherits more than two classes
  • (C) When two classes inherit properties from a single class
  • (D) None of these

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Q. What is multilevel inheritance in Perl?

  • (A) A subclass of a class is inherited by another class
  • (B) A class inherits properties from multiple classes
  • (C) Multiple classes inherit properties from a class
  • (D) None of these

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