How many layers does the OSI model have? 7

How many layers are there in the TCP/IP model? 4

True or False: Routers operate at layer 2 of the OSI model? False

What addressing mechanism is used at the Link Layer of the TCP/IP model? MAC-address

At what layer of the OSI model is a PDU encapsulated into a packet? ( the number ) - 3

What addressing mechanism utilizes a 32-bit address? IPv4

What Transport layer protocol is connection oriented? TCP

What Transport Layer protocol is considered unreliable? UDP

TCP's three-way handshake consists of 3 packets: 1.Syn, 2.Syn & ACK, 3. _? What is the final packet of the handshake? ACK

What is the default operational mode method used by FTP? active

FTP utilizes what two ports for command and data transfer? (separate the two numbers with a space) 20 21

Does SMB utilize TCP or UDP as its transport layer protocol? TCP