The transmission control protocol (TCP) layer helps computers to communicate in which of the following ways? ensuring that messages will be received just as they were sent
controlling the volume of messages so that the server isn’t overwhelmed
checking messages before they are sent to make sure that they will be receivable
ensuring that messages sent are free from hostile viruses

Robots with telescoping arms are sometimes used to perform tasks (e.g., welding or placing screws) where access may be difficult for other robotic types. during a test run, a robot arm is programmed to extend according to the relationship r = 3 + 0.5cos(4θ) and the arm rotates according to the relationship θ=−π4t2+πt , where r is in feet, θ is in radians, and t is in seconds. use a computer program to plot the path of tip a in x and y coordinates for 0 ≤ t ≤ 4s.

Kto rozmawia z clamentain przez krótkofalówke w the walking dead która śledzi lee w 4 epizodzie

Jason is working on a microsoft excel worksheet and he wants to create a print preview shortcut. his teacher asks him to access the customization option to create the new shortcut. which two tabs should jason select to place the print preview shortcut on the worksheet toolbar? a. new tab (custom) and new group (custom) b. new file tab (custom) and new tab (custom) c. new custom group and new command d. new custom tab and new command