- What is the first function in C++ which is executed for the first time?
 - Please list the fundamental data types in C++!
 - What can we use to control the flow of code?
 - What is the difference between enums and structs?
 - What are the abstraction, information hiding, and encapsulation techniques? Please explain!
 - What is the keyword to create a template in C++?
 - What is the difference between the function template and the class template?
 - What is the difference between Big Theta, Big-O, and Big Omega?
 
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