b) The OSI model is an open system and a set of protocols that allows any two different systems to communicate regardless of their underlying architecture. i. ii. iii. How does the OSI reference model guarantee the independence of layer functionality? (2 Marks) A student has two web browser windows open to access two web sites. Which layer in the OSI model that ensures the correct web page is delivered to the correct browser window? Justify your answer. (3 Marks) Most of the users in an organization connect to websites with Google Chrome. They usually type domain names such as www.google.com. Which protocol is initiated by default when they press Enter after typing the domain name? (1 Mark)