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ITN 266 MODULE A EXAM QUESTIONS WITH 100% CORRECT ANSWERS UPDATE

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ITN 266 MODULE A EXAM QUESTIONS WITH 100% CORRECT ANSWERS UPDATE A Windows host sends a TCP segment with source port number 1200 and destination port number 25. The receiving host is a(n) ________. - Answer- e-mail server In the IETF, a proposed standard is called a Request for Comments. - ...

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  • October 10, 2024
  • 5
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • itn 266
  • itn 266 module a exam questions

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  • ITN 266

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ITN 266 MODULE A EXAM QUESTIONS
WITH 100% CORRECT ANSWERS 2024-
2025 UPDATE

A Windows host sends a TCP segment with source port number 1200 and destination
port number 25. The receiving host is a(n) ________. - Answer- e-mail server

In the IETF, a proposed standard is called a Request for Comments. - Answer- true

Security problems with protocols include ________. - Answer- both a lack of security in
earlier versions and awkwardly added security

If two hosts are separated by five networks, how many frames will there be along the
way when a host transmits a packet to another host? - Answer- 5

If a router receives a packet with a TTL value of 1, what will it do? - Answer- drop the
packet

At what core layer do you find WAN standards? - Answer- single network

In DNS cache poisoning, an attacker replaces the IP address of a host name with
another IP address. - Answer- true

Companies use carriers for WAN transmission because ________. - Answer-
companies lack rights of way

When your home PC is on a network, it is a host. - Answer- true

IPsec works with ________. - Answer- Both IPv4 and IPv6

Client usually get ________. - Answer- dynamic IP addresses

________ tell the attacker that a certain IP address has a live host or router. - Answer-
both ICMP Echo replies and ICMP error messages

A ________ is likely to have the same address each time it goes on the Internet. -
Answer- server

The name of the Internet standards architecture is ________. - Answer- TCP/IP

The terms octet and byte mean the same thing. - Answer- true

, Ping sends ________ messages and receives replies in the same protocol. - Answer-
ICMP

The ________ layer is roughly the same in OSI and TCP/IP. - Answer- transport

A normal TCP close takes ________ segments. - Answer- 4

When your mobile phone is on a network, it is a host. - Answer- true

In ________, signals can be read without tapping the cord. - Answer- UTP

In an IPv4 packet, the ________ field describes the contents of the packet's data field. -
Answer- protocol

________ is a standards architecture. - Answer- OSI

A ________ server gives an original host the IP address of another host to which the
original host wishes to send packets. - Answer- DNS

A computer connects to the nearest switch via a ________. - Answer- physical link

Which of the following sends passwords in the clear? - Answer- FTP

If two hosts are separated by seven networks, how many packets will there be along the
way when a host transmits a packet to another host? - Answer- 1

A network that runs on the customer premises is a ________. - Answer- LAN

Which of the following is true? - Answer- both TCP works at the transport layer and UDp
works at the transport layer

A residential access router usually contains ________. - Answer- Both a DHCP server
and an Ethernet switch

TCP messages are called ________. - Answer- segments

TCP segment carries octets 4321 through 4371. What will be the acknowledgement
number in the TCP segment that acknowledges this segment? - Answer- 4372

The subnet mask is one of the three parts of an IP address. - Answer- false

A one-bit field is called a ________ field. - Answer- flag

Which organization creates Internet standards? - Answer- IETF

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