human center because we describe stuff by what we see and obserevs
Answer:
3.WDM
Explanation:
WDM ( wavelength division multiplexing ) involves signals composed of light beams WDM is used in communication where fibers are used it is used for multiplexing of number of carrier signals which are made of optical fibers by using different wavelength of laser light it has different wavelength so this WDM is used for signals composed of light beams it has property of multiplexing of signal
Answer:
Answered below
Explanation:
With the evolution and growth of technology, and as we are increasingly having our everyday lives dependent on technology, there arise problems that shouldn't be ignored.
Security of people's personal data and information is of paramount importance. Access to personal information and the sale of these information to companies without the owner's permission is a breach of privacy and one of the challenges we face today.
With the growth of data, there are newer threats and attacks on software security systems to steal these data and therefore there's a need for everyday assessment and improvement in security of data.
Answer:
Well you can use bluetooth since it doesn’t require wifi and it would still work if your printing a file from your computer or your flash drive.