Network Concepts

Question 0

You are comparing the TCP/IP model and the OSI model. What layers of the OSI model are similar to the network interface layer of the tcp/ip model?

Answer 0

The physical and data link of the OSI model. The network interface is sometimes called the Link layer

Question 1

What is Layer 2 of the OSI Model?

Answer 1

Data link. OSI is an acronym for Open Systems Interconnection

Question 2

Which layers of the OSI model is/are directly related to the Application layer of the tcp/ip model

Answer 2

5,6,7 ( the session, presentation and application) of the OSI model

Question 3

Layer 1and 2 (physical layer and data link ) of the OSI compares to what level of the Tcp/ip model

Answer 3

The network interface or (link layer)

Question 4

Identify the correct layer for routers.

Answer 4

Network

Question 5

At which layer does data compression take place?

Answer 5

Presentation

Question 6

On what layer of the OSI model is the signal placed on a cable

Answer 6

Physical

Question 7

When all routers in a network are completely updated they are said to be converged. This is a condition can also be referred to as a ________state

Answer 7

Steady

Question 8

What are 2 connectionless protocols?

Answer 8

TFTP and UDP

Question 9

What are 3 connection oriented communication protocols?

Answer 9

TCP–transmission control protocol
SPX–sequenced packet exchange
FTP–file transfer protocol

Question 10

What are 3 protocols in the TCP\IP suite

Answer 10

IP
DHCP
HTTP

Question 11

What protocol does UNIX use for mail transfer

Answer 11

SMTP

Question 12

To identify resources by location on the internet you would use what addressing feature?

Answer 12

URL

Question 13

What is the standard that defines email?

Answer 13

SMTP– port 25

Question 14

Name 2 protocols that are located on level 4 of the OSI model.

Answer 14

UDP and TCP/IP

Question 15

What layer of the OSI model are VLANs defined?

Answer 15

Data link

Question 16

Which OSI layer has the primary responsibility of determining the best route?

Answer 16

Network

Question 17

To determine which packets belong to your workstation, it must have a unique Address. This is a function of what OSI layer?

Answer 17

Data link layer

Question 18

Which mail protocol allows for messages to be stored centrally and will remain on the server by default even if a user deletes them on the local machine?

Answer 18

IMAP4

Question 19

Which common DNS record type will contain the host’s IPv6

Answer 19

AAAA–authentication, authorization, accounting and auditing

Question 20

__________is the emulation of a computer, operating system or application on a physical system

Answer 20

Virtualization

Question 21

Arrange the layers of the TCP/IP Internet model in the correct order.

Answer 21

Application–ftp,TFTP, DNS, VoIP, ssh, telnet
Transport–TCP and UDP
Internet–IPv4, IPv6 ICMP, IGMP
Link–ARP

Question 22

Which common DNS record type will contain the host’s IPv6 address?

Answer 22

AAAA

Question 23

H323 is a protocol suite that operates primary at the______layer of the OSI model

Answer 23

Session

Question 24

Which protocol defines the standard packet format for VoIP transmission on ip networks?

Answer 24

RTP–real time transport

Question 25

True or false? A static routing table will contain the destination IP address and subnet information.

Answer 25

True

Question 26

The IEEE-defined 64 bit Global Identifer, _______, is used to address hardware interfaces, especially when deploying ivp6 and fibre channel.

Answer 26

EUI-64

Question 27

True or false? The SNMP protocol operates at the Application layer of the OSI model

Answer 27

True

Question 28

Port 20

Answer 28

FTP (data)

Question 29

Port 22

Answer 29

SSH

Question 30

Port 69

Answer 30

TFTP

Question 31

Port 119

Answer 31

Network news transfer protocol

Question 32

Port 123

Answer 32

NTP

Question 33

Port 143

Answer 33

IMAP4

Question 34

Port 443

Answer 34

HTTPS

Question 35

Port 25

Answer 35

SMTP