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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. SMB stands for what?
The application layer - layer 7
SMB
Server message block - a request/response protocol
Internet protocol

2. DNS is used to resolve internet names to ________________? (Hint: plural)
Client. Even though a device can be both - the device requesting is defined as client
Application - Presentation - Session - Transport - Network - Datalink - Physical
IP addresses
Fault tolerance - Scalability - Quality of Service - Security

3. Typical port for DHCP?
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
UDP port 67
Segmentation
Get IP addresses

4. End vs Intermediary Device
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
A NIC
Layer 7 is the application layer and all its components: applications - services and protocols
Physical and MAC

5. What does MUA stand for?
SAMBA
Mail User Agent (i.e. - Thunderbird)
IP addresses
Transport - layer 4

6. What does IP stand for?
Internet protocol
80
Channel
Client. Even though a device can be both - the device requesting is defined as client

7. Typical port for DNS?
A NIC
.com or .net
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
TCP/UDP port 53

8. A limited-use protocol owned by a company is?
25
Multiplexing
Proprietary
Simple Mail Transfer Protocol

9. Typical ports for FTP?
A service or process that runs in the background to 'listen' to client requests
20 and 21
Ipconfig/displaydns
Two or more computers connected through a network to share resources without a dedicated server involved.

10. Typical port for POP?
Channel
UDP port 110
Get IP addresses
Application - presentation and session

11. The device that connects another device to the media?
A NIC
Internet protocol
2. FTP requires one for commands and replies and one for actual file transfer
Physical and MAC

12. What is the correct OSI top down layer order?
Internet protocol
Application - Presentation - Session - Transport - Network - Datalink - Physical
IP addresses
A network that can carry voice - video - and data over the same network

13. In the client/server model - the device requesting the service is referred to as the ...?
Mail User Agent (i.e. - Thunderbird)
Fault tolerance - Scalability - Quality of Service - Security
Server message block - a request/response protocol
Client. Even though a device can be both - the device requesting is defined as client

14. Which is associated with the network layer? IP address - frames - MAC address or physical addressing?
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
.com or .net
IP addressing - layer 3
Service - protocol

15. Protocols perform what tasks?
Acknowledgment message
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)
Application - Presentation - Session - Transport - Network - Datalink - Physical
IP addressing - layer 3

16. A device that moves data between networks?
All People Seem To Need Data Processing
Router
Fault tolerance - Scalability - Quality of Service - Security
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses

17. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
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)
Segmentation
Channel

18. Which is the most popular network service? HTTP - FTP - Telnet or Email?
TCP/UDP port 53
Email. (Note: HTTP is technically a protocol - so that is incorrect)
The application layer - layer 7
Dynamic

19. The HELO command does what in SMTP?
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
IP addresses
80
Transport - layer 4

20. Typical port for SMTP?
Protocol
25
A service or process that runs in the background to 'listen' to client requests
23

21. What layer is the top layer in both the OSI and TCP/IP models?
The application layer - layer 7
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
SAMBA
Application - presentation and session

22. What does SMTP stand for?
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
Simple Mail Transfer Protocol
.com or .net

23. The three most common HTTP message types are?
Two or more computers connected through a network to share resources without a dedicated server involved.
GET - POST - PUT
A client request for data
IP addressing - layer 3

24. Typical port for HTTP?
A service or process that runs in the background to 'listen' to client requests
80
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Email. (Note: HTTP is technically a protocol - so that is incorrect)

25. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
TCP - Transmission Control Protocol
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
SAMBA
20 and 21

26. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
Proprietary
Segmentation
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)

27. The application layer is which layer of the OSI model?
80
20 and 21
Layer 7 is the application layer and all its components: applications - services and protocols
Multiplexing

28. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
3
TCP/UDP port 53
Email. (Note: HTTP is technically a protocol - so that is incorrect)
A NIC

29. Mnemonic for OSI layers
Channel
Acknowledgment message
All People Seem To Need Data Processing
Mail User Agent (i.e. - Thunderbird)

30. Which is associated with layer 4 of the OSI model--IP - TCP - FTP - or TFTP?
23
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
TCP - Transmission Control Protocol
2. FTP requires one for commands and replies and one for actual file transfer

31. Converged Network
A network that can carry voice - video - and data over the same network
Get IP addresses
A NIC
Internet protocol

32. Typical port for Telnet?
Transport - layer 4
Layer 7 is the application layer and all its components: applications - services and protocols
23
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

33. HTTP is used to...

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34. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
Virtual terminal session. A connection using Telnet is called a VTY session/connection
The application layer - layer 7
2. FTP requires one for commands and replies and one for actual file transfer
Fault tolerance - Scalability - Quality of Service - Security

35. ACK is what?
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
A NIC
Acknowledgment message
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)

36. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
Proprietary
Multiplexing
Segmentation
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)

37. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
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)
Service - protocol
Static
SAMBA

38. Is ebay P2P or client/server?
Client/server
A client request for data
A network that can carry voice - video - and data over the same network
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)

39. Three functions performed by Presentation Layer
UDP port 110
Ipconfig/displaydns
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
SMB

40. Layers of TCP/IP Model
Application - Transport - Internet - Network Access
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
Dynamic
IP addresses

41. DHCP enables clients on a network to...
Dynamic
20 and 21
Client/server
Get IP addresses

42. Give an example of a top level domain
The application layer - layer 7
.com or .net
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Negative Acknowledgment message

43. Client and server processes are considered to be in what layer?
A network that can carry voice - video - and data over the same network
The application layer - layer 7
Multiplexing
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses

44. Four characteristics that are addressed by network architecture design
Fault tolerance - Scalability - Quality of Service - Security
IP addressing - layer 3
Acknowledgment message
Simple Mail Transfer Protocol

45. NAK is?
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Router
Negative Acknowledgment message
SMB

46. Linux uses SAMBA - which is a version of which file transfer protocol?
2. FTP requires one for commands and replies and one for actual file transfer
SMB
Client. Even though a device can be both - the device requesting is defined as client
The application layer - layer 7

47. Is a connection using Telnet
The application layer - layer 7
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
3

48. MX is what?
Router
Multiplexing
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
23

49. What is GET?
All People Seem To Need Data Processing
Fault tolerance - Scalability - Quality of Service - Security
A client request for data
Client. Even though a device can be both - the device requesting is defined as client

50. What is a server daemon?

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