If you see: int ff; write(ff, data, sizeof(data)); you know that ff is:

Is it good programming that the following function call is recursive? void func(unsigned long a) { unsigned long x; struct t_struct[] *p; : p = (struct t_struct *)alloca(a*sizeof(t_struct)); : While (x = f2()) func(x); : return; }

What is thread safety?

Which of the following fields in the stat struct contain last time the file was modified?

The sticky bit is used to enable which of the following features?

Which of the following is correct for the standard file descriptors that are automatically opened in UNIX?

Outcome of attempting an ioctl system call on a block device file?

Which IO mechanism allows greater performance to concurrent IO-intensive applications?

Which command can be used to compile a C file called 'test.c' into an executable called 'test'?

Which system call is specific to debugging?

Which command can be used to create a static (archive) library?