Write a line for the /etc/fstab file that mounts the /dev/sdb1 ext4 filesystem on /extra with the following characteristics: The filesystem will not be mounted automatically when the system boots, and anyone can mount and unmount the filesystem.

Advantages of typedef do not include

a) making programs more portable by allowing data types to be eas-ily changed to meet system specifications. b) making type names shorter. c) making programs more readable. d) increasing the efficiency of accessing struct member variables.

What is a socket?

What will be an ideal response?