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RADIUS Yes – it is time for yet another fun Network + quiz. This one is in the area of physical security and access methods (authentication) in the network. Enjoy!

Network+ - Security Quiz 1

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Enjoy this challenge regarding the OSI model. This quiz maps to many different certification exams including, CCENT, CCNA, A+, N+, and many more! Good luck!

The OSI Model Challenge

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Enjoy this challenge regarding the OSI model. This quiz maps to many different certification exams including, CCENT, CCNA, A+, N+, and many more!

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Question 1

Where are routers classically associated in the OSI model?

A	Physical
B	Data Link
C	Transport
D	Network

Question 1 Explanation:

The router is a Layer 3 (Network) device in the classic definition.

Question 2

What layer of the OSI model features the use of the reliable TCP approach and the connectionless UDP approach?

A	Network
B	Presentation
C	Transport
D	Session

Question 2 Explanation:

The Transport layer features the use of TCP or UDP to provide reliable or unreliable transport.

Question 3

What layer of the OSI model exists above the Transport layer?

A	Session
B	Network
C	Data Link
D	Physical

Question 3 Explanation:

The layers are Physical, Data Link, Network, Transport, Session, Presentation, Application. These are listed from bottom to top.

Question 4

What are the port numbers used by HTTP and HTTPS at the Transport layer? (Choose 2)

A	80
B	23
C	22
D	443
E	69

Question 4 Explanation:

HTTP and HTTPS use 80 and 443 for TCP port numbers.

Question 5

The process of adding information to data at each layer of the OSI model is known as what?

A	Delineation
B	Repudiation
C	Integrity checking
D	Authentication
E	Encapsulation

Question 5 Explanation:

Each layer encapsulates data with control information.

Question 6

What are two popular reasons to use a reference model like OSI? (Choose 2)

A	It ensures reliable transport under normal network conditions
B	It permits equipment from different vendors to communicate (typically)
C	It ensures that a single protocol is relied upon
D	It dictates how physical media must be deployed
E	It aids in network troubleshooting

Question 6 Explanation:

The use of a model can help multiple vendors design equipment that has a chance of working with other vendor equipment. Also, the use of a model can aid in troubleshooting.

Question 7

What is the PDU called at the Datalink Layer of the OSI model?

A	Packet
B	Frame
C	Bit
D	Segment

Question 8

The JPEG format is a classic example of the function at which layer of the OSI model?

A	Datalink
B	Physical
C	Application
D	Presentation

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A	Key and ID badge
B	Fingerprint and retina scan
C	Username and password
D	Password and key fob

A	WEP
B	IP filtering
C	802.1x
D	Kerberos

A	RADIUS
B	TACACS+
C	802.1x
D	EAP

A	LDAP
B	SMTP
C	SNMP
D	IGMP

A	TACACS+
B	RADIUS
C	Kerberos
D	MAC Filtering

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Tag Archives: networking

Network+ Quiz – Security (Physical/Access)

Network+ - Security Quiz 1

The OSI Model Challenge – Quiz 1

The OSI Model Challenge

Network+ - Security Quiz 1

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The OSI Model Challenge

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