Answer:
The phenomenon of total internal reflection of light is used in many optical instruments like telescopes, microscopes, binoculars, spectroscopes, periscopes etc. The brilliance of a diamond is due to total internal reflection. Optical fibre works on the principle of total internal reflection.
Explanation:
thank me later but if it wrong. sorry
3-4 minutes is about right is say
Answer:
"Come help me, please" "Can you help me here?"
Explanation:
Some form of question or help, i think...
2^(32-20) - one for the network number - one for the broadcast address = 4,094
Answer:
Explanation:
With an anti-virus, we can search, detect, and delete malware like spyware, worms, Trojans, rootkits, pseudoviruses, etc.
An anti-virus can detect virus with several methods like:
- Digital signature
- Heuristic detection
- Behavior detection
- Sandbox detection
Is necessary for personal laptops and desktops, even in companies hardware.