Network Security. Network Security protects your network from common security threats like viruses, worms, trojans, spyware, adware, identity theft, denial of service attacks and more. To protect yourself you could install an anti-virus/anti-spyware software like Kaspersky or Malwarebytes.
Answer:
Yes, at the same time. But not really in too much detail. (if you have a small monitor that is.)
Explanation:
I've attached an image below of what the Window + Tab key looks like and does.
Well we just benefit from it like it just helps as I guess