PCAP-31-03 4.3 Equip a Class with Methods PCAP-31 Practice Questions (Page 10)

Questions 46–50

1. 46application · easy

   A junior developer is defining a `Logger` class. They want to define a method `log(self, message)` that prints a message. Which code snippet correctly declares this method inside the class body?

   • A`def log(self, message) print(message)`
   • B`def log(self, message): print(message)` (but indented with a tab)
   • C`def log(self, message): print(message)`
   • D`def log(message): print(message)`
   Reveal Solution Discussion Select an answer first
2. 47application · easy

   A `User` class has a method `set_name(self, name)` that sets `self.name = name`. After creating `user = User()`, which call correctly sets the user's name to 'Alice'?

   • B`user.set_name(user, 'Alice')`
   • C`user.set_name('Alice')`
   • D`set_name(user, 'Alice')`
   Reveal Solution Discussion Select an answer first
4. 48application · easy

   In a `TemperatureSensor` class, the method `read_temp(self)` should return the current temperature stored in the instance attribute `self.temp`. Which method implementation is correct?

   • A`return temp`
   • B`return self['temp']`
   • C`return self.temp`
   • D`return TemperatureSensor.temp`
   Reveal Solution Discussion Select an answer first
5. 49application · easy

   A `Profile` class has a method `display(self)` that needs to call another method `get_email(self)` to show the user's email. Which line inside `display` correctly calls `get_email`?

   • A`email = get_email()`
   • B`email = self.get_email(self)`
   • C`email = self.get_email()`
   • D`email = Profile.get_email()`
   Reveal Solution Discussion Select an answer first
6. 50application · medium

   A developer is explaining to a colleague the difference between a method and a regular function. Which statement correctly highlights a key difference?

   • AA method does not require a `self` parameter.
   • BA method can only be called from within the class, not from outside.
   • CA method is defined inside a class and automatically receives the instance as its first argument.
   • DA method is defined using the `lambda` keyword.
   Reveal Solution Discussion Select an answer first