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Cisco Network Fundamentals

Instructions:

Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can study here.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. The three most common HTTP message types are?
GET - POST - PUT
Transport - layer 4
.com or .net
A network that can carry voice - video - and data over the same network

2. What type of addressing is find at the OSI layer 2?
A service or process that runs in the background to 'listen' to client requests
Router
Simple Mail Transfer Protocol
Physical and MAC

3. Linux uses SAMBA - which is a version of which file transfer protocol?
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
SMB
Service - protocol
Get IP addresses

4. The device that connects another device to the media?
Get IP addresses
A NIC
Application - presentation and session
2. FTP requires one for commands and replies and one for actual file transfer

5. Which is the most popular network service? HTTP - FTP - Telnet or Email?
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
3
All People Seem To Need Data Processing

6. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
Client. Even though a device can be both - the device requesting is defined as client
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
2. FTP requires one for commands and replies and one for actual file transfer
Simple Mail Transfer Protocol

7. The TCP/IP application layer consists roughly of which three OSI layers?
IP addressing - layer 3
Application - presentation and session
Transport - layer 4
20 and 21

8. The application layer is which layer of the OSI model?
A client request for data
Layer 7 is the application layer and all its components: applications - services and protocols
Establish consistent rules for exchanging data - Specifies how data inside the messages are structured and the types of messages that are sent between source and destination - Defines message dialogs (correct response and correct services invoked)
3

9. What is a peer-to-peer network?
20 and 21
Simple Mail Transfer Protocol
Application - Presentation - Session - Transport - Network - Datalink - Physical
Two or more computers connected through a network to share resources without a dedicated server involved.

10. Is ebay P2P or client/server?
Client/server
TCP/UDP port 53
Mail User Agent (i.e. - Thunderbird)
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)

11. What layer is the top layer in both the OSI and TCP/IP models?
The application layer - layer 7
23
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
A client request for data

12. Four characteristics that are addressed by network architecture design
Acknowledgment message
Fault tolerance - Scalability - Quality of Service - Security
UDP port 67
Client/server

13. What does SMTP stand for?
Establish consistent rules for exchanging data - Specifies how data inside the messages are structured and the types of messages that are sent between source and destination - Defines message dialogs (correct response and correct services invoked)
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Simple Mail Transfer Protocol
Fault tolerance - Scalability - Quality of Service - Security

14. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
A NIC
Establish consistent rules for exchanging data - Specifies how data inside the messages are structured and the types of messages that are sent between source and destination - Defines message dialogs (correct response and correct services invoked)
SAMBA
Service - protocol

15. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
Router
Internet protocol
Service - protocol
Protocol

16. Protocols perform what tasks?
Internet protocol
Establish consistent rules for exchanging data - Specifies how data inside the messages are structured and the types of messages that are sent between source and destination - Defines message dialogs (correct response and correct services invoked)
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Service - protocol

17. What does MUA stand for?
Mail User Agent (i.e. - Thunderbird)
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Client. Even though a device can be both - the device requesting is defined as client

18. Which layer is concerned with end to end message delivery?
2. FTP requires one for commands and replies and one for actual file transfer
Proprietary
The application layer - layer 7
Transport - layer 4

19. DHCP enables clients on a network to...
Client. Even though a device can be both - the device requesting is defined as client
20 and 21
Application - presentation and session
Get IP addresses

20. DNS is used to resolve internet names to ________________? (Hint: plural)
Static
IP addresses
Establish consistent rules for exchanging data - Specifies how data inside the messages are structured and the types of messages that are sent between source and destination - Defines message dialogs (correct response and correct services invoked)
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

21. Typical port for Telnet?
TCP/UDP port 53
Virtual terminal session. A connection using Telnet is called a VTY session/connection
23
Simple Mail Transfer Protocol

22. In the client/server model - the device requesting the service is referred to as the ...?
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Client. Even though a device can be both - the device requesting is defined as client
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Establish consistent rules for exchanging data - Specifies how data inside the messages are structured and the types of messages that are sent between source and destination - Defines message dialogs (correct response and correct services invoked)

23. Client and server processes are considered to be in what layer?
The application layer - layer 7
Two or more computers connected through a network to share resources without a dedicated server involved.
Application - Presentation - Session - Transport - Network - Datalink - Physical
TCP - Transmission Control Protocol

24. Give an example of a top level domain
.com or .net
Two or more computers connected through a network to share resources without a dedicated server involved.
UDP port 67
Segmentation

25. SMB stands for what?
Application - Presentation - Session - Transport - Network - Datalink - Physical
IP addresses
SMB
Server message block - a request/response protocol

26. Layers of TCP/IP Model
A service or process that runs in the background to 'listen' to client requests
Application - Transport - Internet - Network Access
TCP - Transmission Control Protocol
Virtual terminal session. A connection using Telnet is called a VTY session/connection

27. What two separate processes does the email server operate?
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Ipconfig/displaydns
Service - protocol

28. Typical port for HTTP?
Two or more computers connected through a network to share resources without a dedicated server involved.
Internet protocol
Router
80

29. Is a connection using Telnet
25
23
Virtual terminal session. A connection using Telnet is called a VTY session/connection
A client request for data

30. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Dynamic
A service or process that runs in the background to 'listen' to client requests
Mail User Agent (i.e. - Thunderbird)

31. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
Proprietary
All People Seem To Need Data Processing
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
3

32. A device that moves data between networks?
Router
Application - Presentation - Session - Transport - Network - Datalink - Physical
Internet protocol
Application - Transport - Internet - Network Access

33. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
A NIC
Channel
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Physical and MAC

34. Typical ports for FTP?
20 and 21
Router
Fault tolerance - Scalability - Quality of Service - Security
A NIC

35. MX is what?
3
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Layer 7 is the application layer and all its components: applications - services and protocols
A service or process that runs in the background to 'listen' to client requests

36. A limited-use protocol owned by a company is?
Two or more computers connected through a network to share resources without a dedicated server involved.
Proprietary
SMB
Transport - layer 4

37. Three functions performed by Presentation Layer
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Do the following to application layer data so that data from source device can be interpreted by the appropriate application on the destination device - Coding and conversion - Compression - Encryption
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Application - Presentation - Session - Transport - Network - Datalink - Physical

38. Typical port for SMTP?
3
Client. Even though a device can be both - the device requesting is defined as client
Layer 7 is the application layer and all its components: applications - services and protocols
25

39. What is the correct OSI top down layer order?
Proprietary
Application - Presentation - Session - Transport - Network - Datalink - Physical
Server message block - a request/response protocol
2. FTP requires one for commands and replies and one for actual file transfer

40. Which is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
Simple Mail Transfer Protocol
Router
Static
Application - Presentation - Session - Transport - Network - Datalink - Physical

41. What does IP stand for?
Internet protocol
Establish consistent rules for exchanging data - Specifies how data inside the messages are structured and the types of messages that are sent between source and destination - Defines message dialogs (correct response and correct services invoked)
Two or more computers connected through a network to share resources without a dedicated server involved.
Layer 7 is the application layer and all its components: applications - services and protocols

42. What is GET?
3
UDP port 110
A client request for data
Channel

43. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
Email. (Note: HTTP is technically a protocol - so that is incorrect)
TCP - Transmission Control Protocol
Segmentation
Protocol

44. What is a server daemon?

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45. End vs Intermediary Device
Transport - layer 4
Establish consistent rules for exchanging data - Specifies how data inside the messages are structured and the types of messages that are sent between source and destination - Defines message dialogs (correct response and correct services invoked)
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
A service or process that runs in the background to 'listen' to client requests

46. Which is associated with layer 4 of the OSI model--IP - TCP - FTP - or TFTP?
TCP - Transmission Control Protocol
Application - Presentation - Session - Transport - Network - Datalink - Physical
Mail User Agent (i.e. - Thunderbird)
.com or .net

47. Typical port for POP?
3
UDP port 110
.com or .net
25

48. Typical port for DNS?
All People Seem To Need Data Processing
TCP/UDP port 53
Client/server
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

49. HTTP is used to...

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50. NAK is?
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Acknowledgment message
Negative Acknowledgment message