Question 41 (1 point) Which layer encapsulates the Network Layer PDU? Network Physical Application Transport Data Link Question 42 (1 point) define a common method of communication between computers. routers O topologies O protocols sessions Question 43 (1 point) A web client is sending a request for a webpage to a web server. From the perspective of the client, what is the correct order of the protocol stack that is used to prepare the request for transmission? O HTTP, IP, TCP, Ethernet Ethernet, TCP, IP, HTTP HTTP, TCP, IP, Ethernet Ethernet, IP, TCP, HTTP Question 44 (1 point) What is the difference between the OSI Protocol Stack Model and the TCP/IP Stack Model? The OSI Model has 4 layers whereas the TCP/IP Model has 7 layers. The TCP/IP Model was developed for the TCP and IP protocol suites whereas the OSI Model is generic. The OSI Model was developed by the IETF whereas the TCP/IP Model was developed by the ITU standards body. The top layer of the TCP/IP Model is the Transport layer whereas layer 2 of the OSI Model is the Transport layer. Question 45 (1 point) At which layer of the OSI model would a physical address be encapsulated? data link layer physical layer network layer transport layer Question 46 (1 point) Every network interface card (NIC) comes with its own address. Internet Protocol (IP) O physical(MAC) Open Systems Interconnection (OSD) Dynamic Host Configuration Protocol(DHCP) Question 47 (1 point) How many bits and Hex digits does the MAC Address have? OMAC Addresses don't use Hex digits 0 24 bits (6 Hex digits) 048 bits (12 Hex digits) 32 bits (18 Hex digits) O 48 bits (18 Hex digits) Question 48 (1 point) Which message delivery option is used when all devices need to receive the same message simultaneously? O multicast O duplex broadcast unicast Question 50 (1 point) What type of Ethernet cable is used to connect a router to a computer? O Cross-over O Coaxial Straight-through Rollover cable