TCP/IP & OSI Model

Which of the following is not the layer of TCP/IP protocol.

• A. Physical layer
• B. link layer
• C. network layer
• D. transport layer.

TCP groups a number of bytes together into a packet called a ....

• A. user datagram
• B. segment
• C. datagram
• D. packet

The .......... of TCP/IP protocol is responsible for figuring out how to get data to its destination.

• A. application layer
• B. link layer
• C. network layer
• D. transport layer.

TCP is a(n) ........... transport protocol.

• A. protocol delivery
• B. reliable
• C. best-effort delivery
• D. effortless delivery

......... is the protocol that hides the underlying physical network by creating a virtual network view.

• A. Internet Protocol(IP)
• B. Internet Control Message Protocol(ICMP)
• C. Address Resolution Protocol(ARP)
• D. Bootstrap Protocol(BOOTP)

UDP packets are called .......

• A. user datagrams
• B. segments
• C. frames
• D. packets

UDP packets have fixed-size header of .......... bytes.

• A. 16
• B. 8
• C. 32
• D. 64

 .......... messages are never sent in response to datagrams with a broadcast or a multicast destination address.

• A. ICMP
• B. ARP
• C. IP
• D. BOOTP

TCP assigns a sequence number to each segment that is being sent. The sequence number for each segment is number of the ....... byte carried in that segment.

• A. first
• B. last
• C. middle
• D. zero

 .......... is responsible for converting the higher level protocol address (IP addresses) to physical network addresses.

• A. Internet Protocol(IP)
• B. Internet Control Message Protocol(ICMP)
• C. Address Resolution Protocol(ARP)
• D. Bootstrap Protocol(BOOTP)