- A process is an instance of a __________________.
- program file
- file opened for input
- Every process is assigned a(n) __________________________.
- process identifier (pid)
- storage slot on the disk
- i-node number
- host identifier
- Signals are sent to a process using the ____________ command.
- What information does the following command print.
$ ps -o pid,ppid,cmd
- process id, past-process id, command name
- parent id, parent-parent id, command name
- process id, parent-process id, command name
- The _______ signal cannot be caught by a program.
- A new process is created using the ___________ system call.
- A process is initialized (loaded) using the _________ system call.
- Background processes are usually executed with their I/O ________.
- redirected into files
- written to a log file
- email'd to the SysAdmin
- Instances of the same program file share __________.
- stack data
- heap data
- data segment data
- program text (instructions)
- In many cases a
SIGHUP is sent to
daemon programs to get them to _________________.
- terminate without dropping core
- terminate and drop core
- re-read their configuration file(s)
- send a signal to their parent
Record the three main ideas that
define the "Unix Philosophy."