COMPUTER NETWORKING FINAL EXAM
PRACTICE QUESTIONS AND ANSWERS
A port number is ___________ bits long - Answer-16
Communication at the transport layer is ___________________ - Answer-end-to-end
UDP and TCP are two protocols at the ________ layer - Answer-transport
Which of the following does UDP provide? - Answer-none of the choices are correct
The source port number on the UDP user datagram header defines ____________ -
Answer-the process running on the sending computer
UDP packets are called _________________ - Answer-user datagrams
UDP packets have a fixed-size header of ______ bytes - Answer-40
TCP is a _______ protocol - Answer-message-oriented
TCP is a ____________ transport protocol - Answer-reliable
communication in the TCP is ___________ - Answer-full-duplex
the inclusion of the checksum in the TCP segment is __________________ - Answer-
mandatory
in TCP, if the ACK value is 200, then byte _____________ has been received
successfully. - Answer-199
in a client-server paradigm, a ______ program provides services to a (another)
_________ program - Answer-server ; client
in a client-server paradigm _____________ - Answer-the server must be running all the
times but the client needs to be running only when it is needed
an iterative server handles _____________ - Answer-one client at a time
the datagramsocket class is used to create sockets _______________- - Answer-in
both the UDP client and the UDP server
_________________ is responsible for establishing a connection - Answer-client socket
HTTP uses the services of _______ - Answer-TCP
, in HTTP, _________ server is a computer that keeps copies of responses to recent
requests - Answer-a proxy
FTP uses the services of ______________ - Answer-TCP
in TCPIP Model, when data is sent from device A to device B, the 5th layer to receive
data at B is the ____________ - Answer-application layer
in FTP, when we _________, it is copied from the client to the server - Answer-store a
file
the main reason for transition from IPv4 to IPv6 is _______________ - Answer-huge
number of systems on the internet
network congestion occurs ____________ - Answer-in case of traffic overloading
what is the best definition for the internet? - Answer-a vast collection of different
networks
to join the internet, our computers have to be connected to a(n) ______________ -
Answer-internet service provider
MAC address is of ______________ - Answer-48 bits
transmission data rate is decided by the ______________ - Answer-physical layer
retransmission of packets must not be done when _______________ - Answer-packet
is error-free
what is/are the benefit(s) of the computer networking - Answer-file sharing, easier
access to resources, and easier backups
which of the following is reliable communication? - Answer-TCP
when we ping the loopback address, a packet is sent where? - Answer-down through
the layers of the IP architecture and then up the layers again
ICMP (internet control message protocol) is - Answer-a protocol that handles error and
control messages
which of the following is required to communicate between two computers? - Answer-
communications software, protocol, communication hardware, access to transmission
medium
TCP is - Answer-connection oriented and reliable
PRACTICE QUESTIONS AND ANSWERS
A port number is ___________ bits long - Answer-16
Communication at the transport layer is ___________________ - Answer-end-to-end
UDP and TCP are two protocols at the ________ layer - Answer-transport
Which of the following does UDP provide? - Answer-none of the choices are correct
The source port number on the UDP user datagram header defines ____________ -
Answer-the process running on the sending computer
UDP packets are called _________________ - Answer-user datagrams
UDP packets have a fixed-size header of ______ bytes - Answer-40
TCP is a _______ protocol - Answer-message-oriented
TCP is a ____________ transport protocol - Answer-reliable
communication in the TCP is ___________ - Answer-full-duplex
the inclusion of the checksum in the TCP segment is __________________ - Answer-
mandatory
in TCP, if the ACK value is 200, then byte _____________ has been received
successfully. - Answer-199
in a client-server paradigm, a ______ program provides services to a (another)
_________ program - Answer-server ; client
in a client-server paradigm _____________ - Answer-the server must be running all the
times but the client needs to be running only when it is needed
an iterative server handles _____________ - Answer-one client at a time
the datagramsocket class is used to create sockets _______________- - Answer-in
both the UDP client and the UDP server
_________________ is responsible for establishing a connection - Answer-client socket
HTTP uses the services of _______ - Answer-TCP
, in HTTP, _________ server is a computer that keeps copies of responses to recent
requests - Answer-a proxy
FTP uses the services of ______________ - Answer-TCP
in TCPIP Model, when data is sent from device A to device B, the 5th layer to receive
data at B is the ____________ - Answer-application layer
in FTP, when we _________, it is copied from the client to the server - Answer-store a
file
the main reason for transition from IPv4 to IPv6 is _______________ - Answer-huge
number of systems on the internet
network congestion occurs ____________ - Answer-in case of traffic overloading
what is the best definition for the internet? - Answer-a vast collection of different
networks
to join the internet, our computers have to be connected to a(n) ______________ -
Answer-internet service provider
MAC address is of ______________ - Answer-48 bits
transmission data rate is decided by the ______________ - Answer-physical layer
retransmission of packets must not be done when _______________ - Answer-packet
is error-free
what is/are the benefit(s) of the computer networking - Answer-file sharing, easier
access to resources, and easier backups
which of the following is reliable communication? - Answer-TCP
when we ping the loopback address, a packet is sent where? - Answer-down through
the layers of the IP architecture and then up the layers again
ICMP (internet control message protocol) is - Answer-a protocol that handles error and
control messages
which of the following is required to communicate between two computers? - Answer-
communications software, protocol, communication hardware, access to transmission
medium
TCP is - Answer-connection oriented and reliable
