A room has dimensions of 20 feet by 15 feet with a 10-foot high ceiling. There are six 200-cubic-feet-per-minute (CFM) registers supplying air to the room. How many air changes per hour take place in this room?

Explain why it is reasonable to assume that receiving 3 duplicate acks in tcp is an indication that the network is not currently congested.

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Drag each label to the correct location on the imagelist the do’s and don’ts of safeguarding your password.keep yourself loggedin when you leave your computer.don’t write your password down and leave it whereothers can find it.share your password with your friends.each time you visit a website,retain the cookies on your computer.use a long password with mixed characters.