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CMSC 216 EXAM 1 QUESTIONS WITH COMPLETE SOLUTIONS
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CMSC 216 EXAM 1 QUESTIONS WITH COMPLETE SOLUTIONS
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CMSC 216 EXAM 1 QUESTIONS WITHCOMPLETE SOLUTIONS
format specifier for char correct answer: %c
format specifier for int correct answer: %d
format specifier for real correct answer: %f
What is object code? correct answer: its machine code, but it is not executable!
When is feof(stdin) true! correct answer: when you've read to the end of the file
What happens if you dont enter enough values as specified by the format control string for scanf? correct answer: scanf will wait unitl as many values as format specifiers have been entered
What happens if you enter too many values as specified by the format control string for scanf? correct answer: the excess will remain unread, the next scanf will read them
what is scanf's form? correct answer: scanf ( format-control-
string, &variables )
What does scanf do? correct answer: reads in input
what are the two forms of printf? correct answer: printf( "character-string" ); printf ("format-control-string" , list-of-expressions)
What are escape sequences? correct answer: They have special effects when printed
what is '\n' correct answer: escape sequence that prints a new line
what is '\t' correct answer: escape sequence that prints a tab
what are format specifiers? correct answer: They are replaced by values of the designated type
What happens to stuff inside quotation marks in printf? correct answer: theyre printed exactly as is, except for format specifiers
and escape sequences
are parameter names necessary in function prototypes? correct answer: no, but you should use them
Command: touch correct answer: creates a new file
Command: -f correct answer: flag that means force
What is prepoccessing? correct answer: The first step to compilation in C, makes certain modifications to the program based on preproccessor directives, and runs the modified code
when do you use "" with #include? correct answer: with files you wrote
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