System Programming MCQs

An Internet socket connection essentially is:

How can two processes communicate despite having firewalls between them?

Which of the following functions sends a signal to the executing process?

You are coding a multi-threaded server in which n detached threads will listen on n ports with a permanent one-to-one association between threads and ports during the lifetime of the process. You want to uniquely identify each thread-port pair. To do so you:

Yousee the following function call in some code: pthread_setspecific(key, value); What will this allow the coder to do?

If a process is hung in the kernel context, sending it a SIGKILL will _____.

Which one is true of Unix system calls?

Which system call increases the process priority?

Which sequence prints all the second column fields of an input file 'values.txt'?

Effect of issuing a '$c' command at the adb prompt during a debugging session on a Solaris 9 system?