Dns uses udp instead of tcp. if a dns packet is lost, there is no automatic recovery. does this cause a problem, and if so, how is it solved?

Two technicians are discussing the common u-joint. technician a says its input and output speeds should be equal. technician b says that it normally has two yokes. which technician is correct?

Why does the pc send out a broadcast arp prior to sending the first ping request

Does anyone have the problem where you try to watch a video to get your answer but it brings up a thing asking your gender to make ads relevant but it doesn't load? btw i won't be able to see the answer so use the comments .