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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. DNS is used to resolve internet names to ________________? (Hint: plural)
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Transport - layer 4
Server message block - a request/response protocol
IP addresses

2. The three most common HTTP message types are?
TCP - Transmission Control Protocol
A client request for data
GET - POST - PUT
Service - protocol

3. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
.com or .net
SMB
Dynamic
GET - POST - PUT

4. HTTP is used to...

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5. What is the correct OSI top down layer order?
Segmentation
The application layer - layer 7
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Application - Presentation - Session - Transport - Network - Datalink - Physical

6. Four characteristics that are addressed by network architecture design
Fault tolerance - Scalability - Quality of Service - Security
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
Multiplexing
Internet protocol

7. The HELO command does what in SMTP?
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Negative Acknowledgment message
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

8. Which is the most popular network service? HTTP - FTP - Telnet or Email?
Layer 7 is the application layer and all its components: applications - services and protocols
Dynamic
Application - Presentation - Session - Transport - Network - Datalink - Physical
Email. (Note: HTTP is technically a protocol - so that is incorrect)

9. What layer is the top layer in both the OSI and TCP/IP models?
UDP port 67
Virtual terminal session. A connection using Telnet is called a VTY session/connection
The application layer - layer 7
80

10. Layers of TCP/IP Model
Application - Transport - Internet - Network Access
The application layer - layer 7
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
A service or process that runs in the background to 'listen' to client requests

11. Which is associated with the network layer? IP address - frames - MAC address or physical addressing?
A NIC
TCP/UDP port 53
IP addressing - layer 3
Transport - layer 4

12. What type of addressing is find at the OSI layer 2?
Server message block - a request/response protocol
3
Physical and MAC
Application - presentation and session

13. Typical port for HTTP?
25
80
The application layer - layer 7
Email. (Note: HTTP is technically a protocol - so that is incorrect)

14. Typical port for SMTP?
IP addressing - layer 3
25
Multiplexing
Virtual terminal session. A connection using Telnet is called a VTY session/connection

15. SMB stands for what?
Server message block - a request/response protocol
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Transport - layer 4
Fault tolerance - Scalability - Quality of Service - Security

16. The device that connects another device to the media?
Layer 7 is the application layer and all its components: applications - services and protocols
Client. Even though a device can be both - the device requesting is defined as client
Application - Presentation - Session - Transport - Network - Datalink - Physical
A NIC

17. What is GET?
TCP/UDP port 53
A network that can carry voice - video - and data over the same network
A client request for data
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)

18. Typical ports for FTP?
Two or more computers connected through a network to share resources without a dedicated server involved.
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
20 and 21
Static

19. NAK is?
Negative 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)
.com or .net
A network that can carry voice - video - and data over the same network

20. End vs Intermediary Device
Simple Mail Transfer Protocol
All People Seem To Need Data Processing
SMB
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 DHCP?
UDP port 67
GET - POST - PUT
2. FTP requires one for commands and replies and one for actual file transfer
Static

22. In the client/server model - the device requesting the service is referred to as the ...?
Ipconfig/displaydns
Client. Even though a device can be both - the device requesting is defined as client
80
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

23. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Segmentation
Negative Acknowledgment message
23

24. The application layer is which layer of the OSI model?
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
3
The application layer - layer 7
Layer 7 is the application layer and all its components: applications - services and protocols

25. Which layer is concerned with end to end message delivery?
Two or more computers connected through a network to share resources without a dedicated server involved.
Application - presentation and session
The application layer - layer 7
Transport - layer 4

26. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
Client/server
SAMBA
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)

27. What is a peer-to-peer network?
Ipconfig/displaydns
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
Dynamic

28. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
3
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
80
Mail User Agent (i.e. - Thunderbird)

29. Protocols perform what tasks?
Virtual terminal session. A connection using Telnet is called a VTY session/connection
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)
Layer 7 is the application layer and all its components: applications - services and protocols
SAMBA

30. ACK is what?
Application - presentation and session
Two or more computers connected through a network to share resources without a dedicated server involved.
Acknowledgment message
The application layer - layer 7

31. Is ebay P2P or client/server?
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Client/server
A client request for data
SMB

32. Converged Network
25
SMB
SAMBA
A network that can carry voice - video - and data over the same network

33. What does SMTP stand for?
IP addresses
Simple Mail Transfer Protocol
20 and 21
.com or .net

34. What does IP stand for?
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Internet protocol
Layer 7 is the application layer and all its components: applications - services and protocols
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

35. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
Proprietary
Client. Even though a device can be both - the device requesting is defined as client
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Service - protocol

36. Typical port for POP?
All People Seem To Need Data Processing
Ipconfig/displaydns
Two or more computers connected through a network to share resources without a dedicated server involved.
UDP port 110

37. The TCP/IP application layer consists roughly of which three OSI layers?
Application - presentation and session
Negative Acknowledgment message
IP addresses
Email. (Note: HTTP is technically a protocol - so that is incorrect)

38. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
Acknowledgment message
Protocol
Proprietary
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

39. Client and server processes are considered to be in what layer?
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
23
Static
The application layer - layer 7

40. What two separate processes does the email server operate?
Ipconfig/displaydns
Client/server
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
The application layer - layer 7

41. Is a connection using Telnet
Two or more computers connected through a network to share resources without a dedicated server involved.
Acknowledgment message
The application layer - layer 7
Virtual terminal session. A connection using Telnet is called a VTY session/connection

42. Mnemonic for OSI layers
Ipconfig/displaydns
All People Seem To Need Data Processing
Two or more computers connected through a network to share resources without a dedicated server involved.
Server message block - a request/response protocol

43. What does MUA stand for?
Service - protocol
TCP - Transmission Control Protocol
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 User Agent (i.e. - Thunderbird)

44. Typical port for Telnet?
23
All People Seem To Need Data Processing
Acknowledgment message
A NIC

45. MX is what?
IP addressing - layer 3
Static
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
UDP port 110

46. Interweaving multiple data streams into one shared communication channel is?
Multiplexing
Static
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Internet protocol

47. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
The application layer - layer 7
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
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
Ipconfig/displaydns

48. What is a server daemon?

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49. Linux uses SAMBA - which is a version of which file transfer protocol?
25
Proprietary
SMB
Layer 7 is the application layer and all its components: applications - services and protocols

50. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
2. FTP requires one for commands and replies and one for actual file transfer
Internet protocol
SAMBA
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network