Suppose we want to transmit the message 11100011 and protect it from errors using the crc polynomial x^3 +1.

a) use polynomial long division to determine the message that should be transmitted.

b) suppose the leftmost bit of the message is inverted due to noise on the transmission link. what is the result of the receiver's crc calculation? how does the receiver know that an error has occured?

How can you know if the person or organization providing the information has the credentials and knowledge to speak on this topic? one clue is the type of web site it is--the domain name ".org" tells you that this site is run by a nonprofit organization.

How would you categorize the software that runs on mobile devices? break down these apps into at least three basic categories and give an example of each.

Http is the protocol that governs communications between web servers and web clients (i.e. browsers). part of the protocol includes a status code returned by the server to tell the browser the status of its most recent page request. some of the codes and their meanings are listed below: 200, ok (fulfilled)403, forbidden404, not found500, server errorgiven an int variable status, write a switch statement that prints out the appropriate label from the above list based on status.