Briefly explain how url syntax mapsto the layers of the internet model. give examples of eachsyntactic unit. could this syntax and the associated syntax havehad an impact on the acceptance of the world wide web as adistributed computing model?
: //: ? =…

You should try to photograph people on bright sunny days because the light will be best a) true b) false

3. bob is arguing that if you use output feedback (ofb) mode twice in a row to encrypt a long message, m, using the same key each time, it will be more secure. explain why bob is wrong, no matter what encryption algorithm he is using for block encryption (15 points).

One of your customers wants you to build a personal server that he can use in his home. one of his concerns is making sure he has at least one backup of their data stored on the server in the event that a disk fails. you have decided to back up his data using raid. since this server is for personal use only, the customer wants to keep costs down. therefore, he would like to keep the number of drives to a minimum. which of the following raid systems would best meet the customer's specifications? a. raid 0 b. raid 1 c. raid 5 d. raid 10