C++ Template Quiz

What is a template in C++?

• A blueprint for creating classes and functions

• A way to include files

• A method to allocate memory

• A type of pointer

Which keyword is used to define a template in C++?

• template

• class

• typename

• include

What is the correct syntax to declare a template class?

• template <typename T> class ClassName { ... };

• class template <T> { ... };

• class ClassName { template <T> ... };

• template class <typename T> ClassName { ... };

Which of the following correctly declares a friend function inside a template class?

• friend void functionName();

• friend void ClassName::functionName();

• friend class ClassName;

• friend void functionName(ClassName<T>&)

Why are friend functions used in C++?

• To access private and protected members of a class

• To create multiple instances of a class

• To initialize class members

• To overload operators

Can a template class have more than one type parameter?

• Yes, by using multiple typename or class keywords

• No, only one type parameter is allowed

• Yes, but only with a specific compiler flag

• No, it’s not possible in C++

Which of the following is a correct example of instantiating a template class?

• ClassName<int> obj;

• ClassName<int> obj();

• template <int> ClassName obj;

• ClassName<obj> int;

Honestly rate your learning experience in this lecture.

• 5 - Excellent!

  Understood Everything

• 4 - Great but it can be improved!

• 3 - Average

  Needs Improvement

• 2 - Below Average

  Needs a lot of improvement

• 1 - Poor

  I am struggling.