What happens when zero flag is used with left justification?
A. data is padded with zeros
B. zero flag is ignored
C. data is padded with blank spaces
D. will give error
Answer: Option B
A. data is padded with zeros
B. zero flag is ignored
C. data is padded with blank spaces
D. will give error
Answer: Option B
In C, which library is used for file operations such as reading and writing files?
A. stdio.h
B. iostream.h
C. fileio.h
D. files.h
Which function is used to open a file in C for writing?
A. fopen()
B. open()
C. writefile()
D. createfile()
What does 'FILE' represent in C when working with files?
A. A built-in data type for files
B. A file descriptor
C. A file pointer
D. A file structure
How do you check if a file was opened successfully in C?
A. Use the 'filestatus' variable
B. Check the return value of fopen()
C. Use the 'fileopen' function
D. Check the file's size
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