PCPP-32-101 1.1 Understand and Explain the Basic Terms and Programming Concepts Used in the OOP Paradigm PCPP-32-1 Practice Questions (Page 2)

Questions 6–10

1. 6application · easy

   A developer is debugging code and needs to confirm that a variable `y` holds a dictionary. Which expression reliably reveals the type of `y`?

   • A`isinstance(y, dict)`
   • B`y.__class__`
   • C`type(y)`
   • D`dir(y)`
   Reveal Solution Discussion Select an answer first
2. 7foundation · easy

   What does `issubclass(SubClass, BaseClass)` return if `SubClass` inherits from `BaseClass`?

   • ATrue
   • BNone
   • CFalse
   • DThe name of the superclass
   Reveal Solution Discussion Select an answer first
4. 8foundation · easy

   What is an object in the context of object-oriented programming?

   • AA blueprint that defines the structure of data
   • BAn instance of a class
   • CA function that operates on data
   • DA variable that holds a single value
   Reveal Solution Discussion Select an answer first
5. 9foundation · easy

   What is the primary purpose of a method in a class?

   • ATo create new instances of the class
   • BTo declare the class as a subclass of another
   • CTo store data values for the class
   • DTo define the behavior of objects created from the class
   Reveal Solution Discussion Select an answer first
6. 10foundation · easy

   Where are instance variables typically created in a class?

   • AAt the class level, outside of any method
   • BInside methods, using the `self` parameter
   • CIn the class definition, using the `class` keyword
   • DIn a separate module that is imported by the class
   Reveal Solution Discussion Select an answer first