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CPP All : Data File Concepts
Concept Learning Code Sheets

Empty File Creation #7479

Creating an empty file using ofstream class

File Creation with fail() check #7481

Checking if file could be created after the creation object has been made along with filename parameter.

File Creation with ! check #7484

Checking if file could be created using !<obj> check after the creation object has been made along with filename parameter.

Exam Paper Problems

File and string related header files #5191

( As In Exam - CBSE12A-2018 )

The following C++ code during compilation reports errors as follows:
Er

The following C++ code during compilation reports errors as follows:
Error: ‘ofstream’ not declared
Error: ‘strupr’ not declared
Error: ‘strcat’ not declared
Error: ‘FIN’ not declared
Write the names of the correct header files, which must be included to compile the code successfully:

void main()
{
  ofstream FIN("WISH.TXT");
  char TEXT2[]="good day";
  char TEXT1[]="John!";
  strupr(TEXT2);
  strcat(TEXT1, TEXT2);
  FIN<<TEXT1<<endl;
}



Code Sheets:3  Exam Paper Problems:1 
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