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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. Converged Network
Protocol
IP addressing - layer 3
Client. Even though a device can be both - the device requesting is defined as client
A network that can carry voice - video - and data over the same network

2. What layer is the top layer in both the OSI and TCP/IP models?
Router
The application layer - layer 7
Application - Presentation - Session - Transport - Network - Datalink - Physical
UDP port 67

3. Give an example of a top level domain
Multiplexing
.com or .net
Layer 7 is the application layer and all its components: applications - services and protocols
Proprietary

4. A limited-use protocol owned by a company is?
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
.com or .net
SAMBA
Proprietary

5. The three most common HTTP message types are?
All People Seem To Need Data Processing
Application - presentation and session
Ipconfig/displaydns
GET - POST - PUT

6. What two separate processes does the email server operate?
A NIC
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
2. FTP requires one for commands and replies and one for actual file transfer
Acknowledgment message

7. What is the correct OSI top down layer order?
Physical and MAC
Application - Transport - Internet - Network Access
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Application - Presentation - Session - Transport - Network - Datalink - Physical

8. Is ebay P2P or client/server?
Transport - layer 4
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Client/server
Application - Presentation - Session - Transport - Network - Datalink - Physical

9. The TCP/IP application layer consists roughly of which three OSI layers?
The application layer - layer 7
Application - presentation and session
Protocol
The application layer - layer 7

10. Layers of TCP/IP Model
Application - Transport - Internet - Network Access
Application - presentation and session
Dynamic
Channel

11. Which is associated with layer 4 of the OSI model--IP - TCP - FTP - or TFTP?
UDP port 110
A client request for data
The application layer - layer 7
TCP - Transmission Control Protocol

12. A device that moves data between networks?
Static
Two or more computers connected through a network to share resources without a dedicated server involved.
Router
TCP/UDP port 53

13. Typical port for DHCP?
A service or process that runs in the background to 'listen' to client requests
UDP port 67
Layer 7 is the application layer and all its components: applications - services and protocols
IP addresses

14. Is a connection using Telnet
Negative Acknowledgment message
Virtual terminal session. A connection using Telnet is called a VTY session/connection
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
Email. (Note: HTTP is technically a protocol - so that is incorrect)

15. What type of addressing is find at the OSI layer 2?
IP addresses
A network that can carry voice - video - and data over the same network
Physical and MAC
Acknowledgment message

16. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
Multiplexing
Channel
23
Application - presentation and session

17. Protocols perform what tasks?
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)
20 and 21
23

18. What is GET?
A client request for data
IP addressing - layer 3
SAMBA
25

19. Typical port for HTTP?
A NIC
Router
Client. Even though a device can be both - the device requesting is defined as client
80

20. Four characteristics that are addressed by network architecture design
Segmentation
Fault tolerance - Scalability - Quality of Service - Security
TCP/UDP port 53
Two or more computers connected through a network to share resources without a dedicated server involved.

21. What does SMTP stand for?
Email. (Note: HTTP is technically a protocol - so that is incorrect)
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)
Simple Mail Transfer Protocol
Layer 7 is the application layer and all its components: applications - services and protocols

22. Typical port for POP?
Multiplexing
80
UDP port 110
SAMBA

23. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
SAMBA
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Protocol
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

24. What is a peer-to-peer network?
Two or more computers connected through a network to share resources without a dedicated server involved.
Router
The application layer - layer 7
Proprietary

25. Interweaving multiple data streams into one shared communication channel is?
Simple Mail Transfer Protocol
Ipconfig/displaydns
Multiplexing
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses

26. ACK is what?
Ipconfig/displaydns
Service - protocol
Acknowledgment message
Internet protocol

27. Three functions performed by Presentation 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
Service - protocol
Fault tolerance - Scalability - Quality of Service - Security
Server message block - a request/response protocol

28. SMB stands for what?
Simple Mail Transfer Protocol
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Acknowledgment message
Server message block - a request/response protocol

29. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
Simple Mail Transfer Protocol
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Service - protocol
Dynamic

30. The application layer is which layer of the OSI model?
Layer 7 is the application layer and all its components: applications - services and protocols
Application - Transport - Internet - Network Access
.com or .net
Negative Acknowledgment message

31. What is a server daemon?

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32. What does MUA stand for?
Mail User Agent (i.e. - Thunderbird)
Protocol
TCP/UDP port 53
2. FTP requires one for commands and replies and one for actual file transfer

33. Typical port for Telnet?
Application - Transport - Internet - Network Access
Channel
23
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

34. Typical port for SMTP?
25
Server message block - a request/response protocol
Negative Acknowledgment message
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)

35. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
Ipconfig/displaydns
TCP/UDP port 53
GET - POST - PUT
2. FTP requires one for commands and replies and one for actual file transfer

36. 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
Acknowledgment message
UDP port 67
The application layer - layer 7

37. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
The application layer - layer 7
Service - protocol
80
A NIC

38. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
Segmentation
UDP port 110
Multiplexing
IP addresses

39. NAK is?
Proprietary
Two or more computers connected through a network to share resources without a dedicated server involved.
Negative Acknowledgment message
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses

40. Which is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
Application - Presentation - Session - Transport - Network - Datalink - Physical
Static
Protocol
Layer 7 is the application layer and all its components: applications - services and protocols

41. The HELO command does what in SMTP?
Proprietary
TCP/UDP port 53
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)

42. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
80
All People Seem To Need Data Processing
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
SAMBA

43. Which is associated with the network layer? IP address - frames - MAC address or physical addressing?
Acknowledgment message
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
IP addressing - layer 3
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

44. DNS is used to resolve internet names to ________________? (Hint: plural)
23
Fault tolerance - Scalability - Quality of Service - Security
IP addresses
Service - protocol

45. HTTP is used to...

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46. Mnemonic for OSI layers
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
Segmentation
All People Seem To Need Data Processing
TCP/UDP port 53

47. What does IP stand for?
SMB
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Internet protocol
Segmentation

48. Which layer is concerned with end to end message delivery?
Transport - layer 4
Layer 7 is the application layer and all its components: applications - services and protocols
GET - POST - PUT
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

49. Client and server processes are considered to be in what layer?
3
IP addressing - layer 3
The application layer - layer 7
Multiplexing

50. Typical port for DNS?
Multiplexing
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
TCP - Transmission Control Protocol
TCP/UDP port 53