C Coding Contest

 What is the correct way to declare a variable in C?

• 'variable x;'

• 'int x;'

• 'x = int;'

• 'declare x as int;'

Rank the following arithmetic operators in terms of their precedence (highest to lowest).

• %, +, -, *, /

• +, -, %, *, /

• %, +, /, *, –

• %, *, /, +, –

Among the following, which data type will throw an error during the modulus operation(%).

• float

• int

• char

• short

What is the purpose of the `printf` function in C?

• Reading input

• Writingoutput

• Performing arithmetic operations

• Declaring variables

How do you comment out multiple lines in C?

• '// Comment'

• '/* Comment */'

• '# Comment #'

• '/ Comment /'

What is the output of the following code?

  int x = 5;

printf("%d", x++);

• 5

• 6

• 7

• 4

In C, what is the correct way to dynamically allocate memory for an integer variable?

• 'malloc(sizeof(int));'

• 'new int;'

• 'allocate(int);'

• 'memory(int);'

What is the purpose of the `break` statement in a switch statement?

• Exit the loop

• Exit the switch statement

• Skip the current iteration

• Continue to the next case

What is the correct way to declare a two-dimensional array in C with 3 rows and 4 columns?

• 'int array[3][4];'

• 'int array[4][3];'

• 'int array[12];'

• 'int array[][] = new int[3][4];

What is the purpose of the `volatile` keyword in C?

• Indicate that a variable may be changed at any time

• Make a variable constant

• Specify the data type of a variable

• Ensure a variable is initialized