An array name and index are separated using ____.

If a condition in a post-test loop can never be met, the loop is an _________ loop.

When a structure is passed ________ to a function, its members are not copied.

Which one is NOT a reserved keyword?

char* buf[100]; strcpy(buf, argv[1]); Which security risk is this code vulnerable to?

What is the only function all C programs must contain?