Declare and open input file stream fileIn and output file stream fileOut. Attach these to files named input.dat and output.dat. Write #include directives for any required header files. Make certain names from namespaces are accessible.

What will be an ideal response?


```
#include
. . .
ifstream fileIn;
ofsream fileOut;
fileIn.open(“input.dat”);
fileOut.open(“output.dat”);
```

Computer Science & Information Technology

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What will be an ideal response?

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Answer the following statement true (T) or false (F)

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Based on the grading scale below, what is the most efficient way of determining a grade?• A if the grade percentage is greater than or equal to 90• B if it's greater than or equal to 80 and less than 90• C if it's greater than or equal to 70 and less than 80• D if it's greater than or equal to 60 and less than 70• F if the grade percentage is less than 60

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Computer Science & Information Technology

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Computer Science & Information Technology