I think this is a trick question? I'm not sure the first one is correct?

Choose the correct statement about the UNIX family of operating systems: Because files can be shared across fork) and exec) calls, I/O redirection can be done via files Because files cannot be shared across an exec() call, I/O redirection is done via pipes, sockets, etc. Because files cannot be shared across a fork0 call, I/O redirection is done via pipes, sockets, eto