Use a code validation tool.
When an important file is saved on two different computers, the name of the file that is housed on the second computer is 'back up'. Back up refers to the process of copying and archiving a particular computer data in order to have an extra copy to fall back on in the event of data loss. <span />
Follow these steps.
1. Make sure that your pc is on.
2. Press your Window key - on your bottom left of your keyboard you will see a window key.
3. After pressing it will show a tab on your bottom left of your monitor.
4. On that tab you will see an (All Programs) text.
5. Click it and it will show all programs available on your pc.
Answer:
A switch connects multiple devices to a network. ... devices are usually integrated into a multipurpose network device