Rames of 1 Kb are sent over a 1 Mbps channel using a geostationary satellite whose propagation time from earth is 270 ms. Acknowledgments are always piggybacked onto data frames and headers are very short. Three - bit sequence numbers are used. What is the maximum achievable channel utilization for:

(a) Stop-and-wait

(b) Protocol 5

(c) Protocol 6

Given the following code: if (n == 2) { k -= 2; } else if (n == 3) { k -= 3; } can be rewritten as: if (< condition > ) { < assignment statement > ; } assume that evaluating < condition > does not change the values stored in n and k. which of the following could be used as < assignment statement > ? k -= n; k -= 1; k -= 2; k += n; k = n - k;

What is linux? an open source operating system a version of ms dos the first version of unix the newest technology available

What percentage of companies is projected to use social media to locate new employees in 2012