In the late 1980s, which wide area network (wan) technology became one of the standard methods of connecting business computers and networks over long distances? frame relay decnet appletalk token ring

Acetylene is a gas which burns rapidly on its own, and is considered highly explosive. a) true b) false

Given int variables k and total that have already been declared, use a while loop to compute the sum of the squares of the first 50 counting numbers, and store this value in total. thus your code should put 11 + 22 + 33 + + 4949 + 50*50 into total. use no variables other than k and total.

What are ways to switch windows in excel? check all that apply. on the status bar, click the windows button, and then click the file name. on the task bar, click to display the excel jump list, and then click the file name. on the view tab, in the window group, click switch windows, and then click the file name. on the review tab, in the viewing group, click files, and then click the file name.