Which of the following is a valid C identifier?

What is the output of `printf("%d", 5 / 2);` in C?

Which operator has the highest precedence in C?

What does the `break` statement do in a `switch` block?

Which function reads a string with spaces in C?

What is the output of `printf("%d", sizeof(int));` on a 32-bit system?

Which storage class retains its value between function calls?

What is the output of `printf("%c", "Hello"[1]);`?

Which function dynamically allocates memory in C?

What is the output of `printf("%d", !5);`?

Which of the following is a wild pointer?

Which header file is needed for `printf()`?

What is the output of `printf("%d", 10 > 9 > 5);`?

What is the output of `printf("%d", sizeof('A'));` in C?

Which function converts a string to an integer?

What is the output of `printf("%d", 5 & 3);`?

Which of the following is a dangling pointer?

What is the output of `printf("%s", strcat("Hello", "World"));` if `strcat()` is used correctly?

What is the output of `printf("%d", ~5);`?

Which function allocates memory and initializes it to zero?

What is the output of `printf("%d", sizeof(struct {char a; int b;}));`?

Which operator accesses structure members?

What is the output of `printf("%d", 1 << 3);`?

Which header file is needed for `sqrt()`?

What is the output of `printf("%d", 10 % 3);`?

Which of the following is a valid way to pass an array to a function?

What is the output of `printf("%d", sizeof("Hello"));`?