Arouter a. determines on which outgoing link a packet is to be forwarded. b. forwards a packet to all outgoing links, except the link upon which the packet originated. c. forwards a packet to all outgoing links. d. forwards a packet to the next free outgoing link.

Which of the following is a way that advancements in technology improve humans' ability to measure air quality and protect human health? a. air quality data gathered by new instruments can be used to reduce exposure to pollutants. b. new technologies enable natural and human-made pollution sources to be located and monitored. c. air quality data gathered by new instruments can be used to predict trends in pollution over time. d. new technologies allow governments to make informed decisions about the regulation of pollution. (choose more than one)

List a few alternative options and input and output over the standerd keyboard and monitor. explain their functioning in details.

Where are american poets found in the dewey decimal system