CCNA Network Fundamentals

Question 1

What does the OSI Model stand for?

Answer 1

Open System Interconnection Model.

Question 2

(PDU) is abbreviation for what?

Answer 2

Protocol Data Unit.

Question 3

What is the name of Layer 7 of the OSI Model?

Answer 3

The Application Layer.

Question 4

What is the name of Layer 6 of the OSI Model?

Answer 4

The Presentation Layer.

Question 5

What is the name of Layer 5 of the OSI Model?

Answer 5

The Session Layer.

Question 6

What is the name of Layer 4 of the OSI Model?

Answer 6

The Transport Layer.

Question 7

What is the name of Layer 3 of the OSI Model?

Answer 7

The Network Layer.

Question 8

What is the name of Layer 2 of the OSI Model?

Answer 8

The Data Link Layer.

Question 9

What is the name of Layer 1 of the OSI Model?

Answer 9

The Physical Layer.

Question 10

What PDU is Used on the Application Layer?

Answer 10

Data.

Question 11

What PDU is Used on the Presentation Layer?

Answer 11

Data.

Question 12

What PDU is Used on the Session Layer?

Answer 12

Data.

Question 13

What PDU is Used on the Transport Layer?

Answer 13

Segments.

Question 14

What PDU is Used on the Network Layer?

Answer 14

Packets.

Question 15

What PDU is Used on the Data Link Layer?

Answer 15

Frames.

Question 16

What PDU is Used on the Physical Layer?

Answer 16

Bits.

Question 17

Which Layer is responsible for converting data into a format that is used by applications & directing data to the proper location window?

Answer 17

The Application Layer.

Question 18

Which Layer is responsible for determining whether adequate resources exist for communication. If adequate resources exist, the (…) Layer will manage communication between applications and direct data to the correct program.

Answer 18

The Application Layer.

Question 19

Hypertext Transfer Protocol (HTTP) is used to?

Answer 19

Transfer Webpages over the internet.

Question 20

File Transfer Protocol (FTP) is used to?

Answer 20

Transfer files over a Network.

Question 21

Trivial File Transfer Protocol (TFTP) is used to?

Answer 21

Transfer files over a Network.

Question 22

Dynamic Host Configuration Protocol (DHCP) is used to?

Answer 22

Assign Internet Protocol (IP) addressing information to clients.

Question 23

Domain Name System (DNS) is used to?

Answer 23

Translate Host names to IP addresses.

Question 24

Simple Mail Transfer Protocol (SMTP) is used to ?

Answer 24

Send email messages.

Question 25

Post Office Protocol (POP3) is used to?

Answer 25

Receive email messages.

Question 26

Telnet is used to?

Answer 26

Create a terminal connection to remote devices.

Question 27

Secure Shell (SSH) is used to?

Answer 27

Create A secure remote terminal connection to a networked device.

Question 28

Which Layer of the OSI Model is responsible for converting and representing the payload in different formats, including data-based, character-based, image-based, audio-based, and video based presentation formats?

Answer 28

The Presentation Layer.

Question 29

Compression & encryption are often handled by the (...) Layer of the OSI Model.

Answer 29

The Presentation Layer.

Question 30

What does the abbreviation (GIF) stand for?

Answer 30

Graphic Interchange Format (GIF).

Question 31

What does the abbreviation (JPEG) stand for?

Answer 31

Joint Photographic Experts Group (JPEG).

Question 32

What does the abbreviation (MPEG) stand for?

Answer 32

Motion Pictures Experts Group (MPEG).

Question 33

Which Layer of the OSI Model is responsible for establishing , maintaining and terminating data communications between application devices?

Answer 33

The Session Layer.

Question 34

A (...) is made up of requests and responses.

Answer 34

Session.

Question 35

Which Layer in the OSI Model is responsible for identifying the data as belonging to a particular session that has been established between two parties and ensures that these request and responses are sent back and forth between the two parties.

Answer 35

The Session Layer.

Question 36

Password Authentication Protocol (PAP) is an?

Answer 36

Authentication method that uses a simple user name & password pair for authentication.

Question 37

Remote Procedure Call (RPC) allows a?

Answer 37

Client to initiate a process that is executed on a remote server.

Question 37

Remote Procedure Call (RPC) allows a?

Answer 37

Client to initiate a process that is executed on a remote server.