Unix’s api is carefully designed so that programs compose easily. as an example,
write and read don’t take an offset as argument, but instead the kernel maintains an offset for each
file descriptor. give a shell command that illustrates how this unusual api simplifies composing
programs and explain briefly why.

You have a large, late-model pick-up truck with a rear seat. the pick-up truck weighs 6,500 pounds. the florida seat belt law

Scientists have changed the model of the atom as they have gathered new evidence. one of the atomic models is shown below. what experimental evidence led to the development of this atomic model from the one before it? a few of the positive particles aimed at a gold foil seemed to bounce back. the colors of light emitted from heated atoms had very specific energies. experiments with water vapor showed that elements combine in specific proportions. cathode rays were bent in the same way whenever a magnet was brought near them.

Which of the following includes the three primary network access technologies? dsl, cable modem, broadband lan, wan, man voip, uc, iptv tcp/ip, ftp, dhcp