Consider the following class:
class Pet:
def __init__(self, name):
self._name = name
def getName(self):
____________________
What line of code should be placed in the blank to complete the getName accessor method that is supposed to return the pet's name?

Question

Consider the following class:
class Pet:
  def __init__(self, name):
    self._name = name
  def getName(self):
    ____________________
What line of code should be placed in the blank to complete the getName accessor method that is supposed to return the pet's name?

BlackTom AI · Accepted Answer

When designing an accessor method like getName in Python, we want to return the value stored in the instance attribute that holds the name.
Option A: 'return self' would return the entire object instance, not the name string, which does not satisfy the purpose of an accessor that should provide the pet's name.
Option B: 'return self._name' directly returns the value of the private attribute _name, which is exactly the intended behavior for getName in this class.
Option C: 'return' is incomplete syntax; a return statement must specify what to return, otherwise it will cause a syntax error or return None depending on context, and it does not access any attribute.
Option D: 'return _name' would attempt to return a variable named _name from the local or global scope, but since the attribute is stored as self._name on the instance, this name is not defined in the local scope, leading to a NameError.
Thus, options A, C, and D fail to correctly implement the accessor, while option B correctly returns the pet's name stored in the instance attribute.

Consider the following class: class Pet: def init(self, name): self._name = name def getName(self): ____________________ What line of code should be placed in the blank to complete the getName accessor method that is supposed to return the pet's name?单项选择题

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Consider the following class: class Pet: def __init__(self, name): self._name = name def getName(self): ____________________ What line of code should be placed in the blank to complete the getName accessor method that is supposed to return the pet's name?单项选择题

类似问题

What is a Java accessor method?

Which of the following Java method headers is the correct one for an accessor method for an attribute called name?

Which of the following Java method headers is the correct one for an accessor method for an attribute called name?

In Java, what return type does an accessor method never have?

What is a Java accessor method?

Consider the following class: Suppose we want to write a comparator for Boxer that uses every attribute. Keeping in mind camelCase naming conventions, fill in the missing code to implement the remaining accessor method: public [Fill in the blank], () { return [Fill in the blank], }

In Java, what return type does an accessor method never have?

What is another name for a Java accessor method?

更多留学生实用工具

希望你的学习变得更简单

Consider the following class: class Pet: def init(self, name): self._name = name def getName(self): ____________________ What line of code should be placed in the blank to complete the getName accessor method that is supposed to return the pet's name?单项选择题