Q. scanf returns as its value

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Q. int sscanf(char *string, char *format, arg1, arg2, …)

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Q. The conversion characters d, i, o, u, and x may be preceded by h in scanf to indicate

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Q. The first and second arguments of fopen are

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Q. For binary files, a ___ must be appended to the mode string.

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Q. If there is any error while opening a file, fopen will return

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Q. Which is true about getc returns?

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Q. When a C program is started, O.S environment is responsible for opening file and providing pointer for that file?

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Q. FILE is of type ______

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Q. What is the meant by ‘a’ in the following operation?
fp = fopen(“Random.txt”, “a”);

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Q. Which of the following mode argument is used to truncate?

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Q. Which type of files can’t be opened using fopen()?

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Q. What does the following segment of code do?
fprintf(fp, “Copying!”);

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Q. FILE reserved word is

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Q. stdout, stdin and stderr are

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Q. Which of the following statements about stdout and stderr are true?

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Q. Within main, return expr statement is equivalent to

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Q. stderr is similar to?

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Q. What happens when we use
fprintf(stderr, “error: could not open filen”);

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Q. Which of the following function can be used to terminate the main function from another function safely?

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