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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. MX is what?
SMB
A NIC
Negative Acknowledgment message
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

2. Protocols perform what tasks?
Fault tolerance - Scalability - Quality of Service - Security
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)
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Simple Mail Transfer Protocol

3. Which is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
Server message block - a request/response protocol
Service - protocol
Static
23

4. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
Segmentation
Application - Transport - Internet - Network Access
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Router

5. Which is associated with the network layer? IP address - frames - MAC address or physical addressing?
The application layer - layer 7
Physical and MAC
3
IP addressing - layer 3

6. The three most common HTTP message types are?
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)
Channel
GET - POST - PUT
Virtual terminal session. A connection using Telnet is called a VTY session/connection

7. ACK is what?
23
Acknowledgment message
Dynamic
Client. Even though a device can be both - the device requesting is defined as client

8. Is a connection using Telnet
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Two or more computers connected through a network to share resources without a dedicated server involved.
GET - POST - PUT
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses

9. What layer is the top layer in both the OSI and TCP/IP models?
SMB
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
The application layer - layer 7
Application - presentation and session

10. The TCP/IP application layer consists roughly of which three OSI layers?
Protocol
80
Application - presentation and session
GET - POST - PUT

11. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
A NIC
SAMBA
Application - Transport - Internet - Network Access
Client. Even though a device can be both - the device requesting is defined as client

12. Which is the most popular network service? HTTP - FTP - Telnet or Email?
SMB
Dynamic
Email. (Note: HTTP is technically a protocol - so that is incorrect)
SAMBA

13. Typical port for DHCP?
Get IP addresses
UDP port 67
Multiplexing
The application layer - layer 7

14. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
Dynamic
Client. Even though a device can be both - the device requesting is defined as client
Protocol
23

15. In the client/server model - the device requesting the service is referred to as the ...?
Mail User Agent (i.e. - Thunderbird)
Application - Presentation - Session - Transport - Network - Datalink - Physical
Client. Even though a device can be both - the device requesting is defined as client
Get IP addresses

16. A limited-use protocol owned by a company is?
Proprietary
IP addressing - layer 3
SAMBA
Channel

17. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
A NIC
Service - protocol
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Two or more computers connected through a network to share resources without a dedicated server involved.

18. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
UDP port 67
The application layer - layer 7
2. FTP requires one for commands and replies and one for actual file transfer
Acknowledgment message

19. The application layer is which layer of the OSI model?
Mail User Agent (i.e. - Thunderbird)
Negative Acknowledgment message
3
Layer 7 is the application layer and all its components: applications - services and protocols

20. DNS is used to resolve internet names to ________________? (Hint: plural)
Application - Presentation - Session - Transport - Network - Datalink - Physical
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
IP addresses

21. A device that moves data between networks?
Protocol
20 and 21
The application layer - layer 7
Router

22. 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 client request for data
.com or .net
25

23. What does IP stand for?
A client request for data
Segmentation
2. FTP requires one for commands and replies and one for actual file transfer
Internet protocol

24. Typical port for POP?
Client/server
80
UDP port 110
IP addressing - layer 3

25. NAK is?
Negative Acknowledgment message
Protocol
SMB
IP addresses

26. Give an example of a top level domain
IP addressing - layer 3
.com or .net
Server message block - a request/response protocol
A service or process that runs in the background to 'listen' to client requests

27. Typical port for HTTP?
80
UDP port 110
Service - protocol
Internet protocol

28. Converged Network
Proprietary
Router
A network that can carry voice - video - and data over the same network
Client/server

29. What is GET?
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Mail User Agent (i.e. - Thunderbird)
A client request for data
25

30. Three functions performed by Presentation Layer
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
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
TCP/UDP port 53

31. Typical port for DNS?
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 client request for data
TCP/UDP port 53
The application layer - layer 7

32. Layers of TCP/IP Model
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Application - Transport - Internet - Network Access
Client/server
Acknowledgment message

33. Linux uses SAMBA - which is a version of which file transfer protocol?
The application layer - layer 7
SMB
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Simple Mail Transfer Protocol

34. The device that connects another device to the media?
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
SAMBA
Physical and MAC
A NIC

35. What does MUA stand for?
Mail User Agent (i.e. - Thunderbird)
SMB
Get IP addresses
GET - POST - PUT

36. Interweaving multiple data streams into one shared communication channel is?
Simple Mail Transfer Protocol
Get IP addresses
Router
Multiplexing

37. What is the correct OSI top down layer order?
Application - Presentation - Session - Transport - Network - Datalink - Physical
SAMBA
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)
Internet protocol

38. SMB stands for what?
IP addresses
80
Server message block - a request/response protocol
Application - presentation and session

39. Typical port for Telnet?
23
25
SMB
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

40. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
Application - presentation and session
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)
Dynamic
Negative Acknowledgment message

41. What two separate processes does the email server operate?
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
A NIC
Client/server
Email. (Note: HTTP is technically a protocol - so that is incorrect)

42. Which is associated with layer 4 of the OSI model--IP - TCP - FTP - or TFTP?
Client/server
TCP - Transmission Control Protocol
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

43. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
Two or more computers connected through a network to share resources without a dedicated server involved.
Ipconfig/displaydns
Mail User Agent (i.e. - Thunderbird)
3

44. What is a server daemon?

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45. Typical port for SMTP?
20 and 21
25
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)
TCP/UDP port 53

46. Mnemonic for OSI layers
Fault tolerance - Scalability - Quality of Service - Security
Internet protocol
All People Seem To Need Data Processing
TCP/UDP port 53

47. What does SMTP stand for?
Simple Mail Transfer Protocol
SAMBA
Application - Presentation - Session - Transport - Network - Datalink - Physical
.com or .net

48. Four characteristics that are addressed by network architecture design
SMB
Negative Acknowledgment message
Server message block - a request/response protocol
Fault tolerance - Scalability - Quality of Service - Security

49. The HELO command does what in SMTP?
20 and 21
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Multiplexing
Router

50. HTTP is used to...

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