1. Write two lines of code to allow you to use cout and other input/output commands, and to allow you to leave out std:: before standard library types and functions. These lines will then apply to the code you write in the rest of the exam.

2. If you declare a function but do not include its implementation, where will you get an error?

   a. Compiler b. Linker

3. If you try to use a function before it has been declared or defined, where will you get an error?

   a. Compiler b. Linker

4. Write a function increment that takes a reference to an integer and increments it by one.NOTE : C++ LANGUAGE

5. Fill in the steps of the C++ compilation pipeline and their output.

   Step Output source code with macros expanded and header files pasted in

   compiler linker