Computer Networks quiz 2

1.Which provides a better way to represent exchange of messages / data units between two given network nodes runningthe same Network Protocol?

Select one:
a. Sequence Diagram
b. Timing and Sequence Diagram{correct}
c. Graph
d. Timing Diagram

2.Which of the following enables bi-directional exchanges between different types of networks or the networks using different sets of protocols?

Select one:
a. A Gateway {correct}
b. A Network Interface Controller chip
c. A Web-Browser
d. A Web-Server

3.A Stateless protocol:

Select one:
a. Has no state
b. Does not record / store state information corresponding to any transaction{correct}


4.What is inside a Network Adapter?

Select one:
a. Transmitter and Receiver
b. Scrambler and Descrambler
c. Multiplexer, Demultiplexer, Transmitter, Receiver, Scrambler, Descrambler and a few more elements.{correct}
d. Multiplexer and Demultiplexer

5.Analyze the TCP using Wireshark and answer that- The bytes of data being transferred in each connection are numbered by TCP. The numbering starts with a __________________.

Select one:
a. Randomly Generated Number{correct}
b. Binary number starting with 0
c. Binary number starting with 1
d. Octal Number

6.Which of the following RFCs defines the format and syntax of the latest HTTP standard?

Select one:
a. RFC 2616
b. RFC 7230 {correct}
c. RFC 2460
d. RFC 7320

7.The term Edge of the Network in the sense of the Internet refers to:

Select one:
a. high capacity nodes that interconnect to one-another as well as two or more interior nodes and multiple exterior user facing nodes
b. highest capacity interior nodes interconnecting to the end user networks
c. a local area network
d. lowest capacity exterior nodes interconnecting to the end user networks{correct}

8.Analyze the TCP using Wireshark and answer that- which of the following service uses TCP?

Select one:
a. HTTP & FTP {correct}
b. DHCP & ARP
c. DHCP, TFTP & ARP
d. DHCP, TFTP & HTTP

9.A Network Protocol is considered incomplete when:

Select one:
a. It fails (breaks) at times
b. A given state is does not have a defined stimulus to be reached from another connect state
c. It does not depict all possible states and transitions required to depict the behavior and desired operation {correct}
d. It underperforms

10.Why is it important to ensure that every defined state is reachable in a State Transition Diagram representing a Network Protocol?

Select all those options which apply!

Select one or more:
a. To ensure that the Network Protocol has all desired and possible states as well as stimuli leading to those states indicated{correct}
b. No defined / possible state has a path leading to it  and a stimulus that could cause a transition from a prior state to a given state{correct}
c. To ensure that the protocol can handle all possible / likely errors{correct}