C Programming Lab Quiz

Which function is commonly used in C to print debug information to the console?

• scanf
• fprintf
• printf
• puts

What is the syntax for declaring a variable in C?

• variable_name datatype;
• variable_name datatype
• datatype variable_name;
• variable_name; datatype

Which C data type is used for storing single characters?

• float
• int
• double
• char

What does the 'sizeof' operator in C return?

• The memory address of its operand
• The value of its operand
• The data type of its operand
• The size in bytes of its operand

In C, which operator is used for getting the address of a variable?

• *
• #
• $
• &

What is the correct way to compare two strings in C?

• strcmp()
• str_equal()
• strcomp
• compare()

Which C library function is used to dynamically allocate memory?

• malloc
• realloc
• free
• calloc

What does the && operator do in C?

• The && operator in C is the logical AND operator.
• The && operator in C is the logical OR operator.
• The && operator in C is the bitwise AND operator.
• The && operator in C is the assignment operator.

Which loop is ideal for situations where you want the loop to run at least once?

• if-else
• do-while
• for
• while

What is the correct way to access the nth element of an array in C?

• array[n]
• array[n+1]
• array[n+2]
• array[n-1]