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31. What are the types of macro formats?
 
    There are two types of macro formats. There are
  • Simple
  • Parameterized
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32. What are the different types of errors?
 
  • Compile–Time Errors
  • Linker Errors
  • Runtime Errors
  • Logical Errors
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33. What is meant by errors and debugging?
  Errors may be made during program creation even by experienced programmers. Such type of errors are detected by the compiler.
Debugging means removing the errors.
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34. What is the purpose of main() function?
 
    The function main() invokes other functions within it.It is the first function to be called when the program starts execution.
  • It is the starting function.
  • It returns an int value to the environment that called the program.
  • Recursive call is allowed for main( ) also.
  • It is a user-defined function.
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35. What is meant by type casting?
  It is the explicit type conversion required for a number before carrying out processing or assigning to another variable.
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