C Programming: Arrays and Strings Quiz

What function is used to find the length of a string in C?

• sizeof()

• strcpy()

• strcat()

• strlen()

How do you access the first element of an array in C?

• arr[1]

• arr[0]

• arr[first]

• arr[-1]

What character is used to terminate all strings in C?

• '\n'

• '\a'

• '\t'

• '\0'

Which function is used to concatenate two strings in C?

• strcat()

• strlen()

• strcomp()

• strcpy()

What will happen if you try to access an array element at an index greater than the length of the array?

• The program will automatically resize the array

• The program will print an error message

• The program will behave unpredictably

• The program will terminate normally