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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. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
Dynamic
Segmentation
Client/server
Virtual terminal session. A connection using Telnet is called a VTY session/connection

2. The three most common HTTP message types are?
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Ipconfig/displaydns
Get IP addresses
GET - POST - PUT

3. ACK is what?
Service - protocol
Negative Acknowledgment message
Acknowledgment message
A client request for data

4. MX is what?
20 and 21
SAMBA
Service - protocol
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

5. The TCP/IP application layer consists roughly of which three OSI layers?
TCP/UDP port 53
Multiplexing
Application - presentation and session
All People Seem To Need Data Processing

6. Which layer is concerned with end to end message delivery?
All People Seem To Need Data Processing
Transport - layer 4
A service or process that runs in the background to 'listen' to client requests
Server message block - a request/response protocol

7. Protocols perform what tasks?
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)
GET - POST - PUT
The application layer - layer 7
Negative Acknowledgment message

8. Four characteristics that are addressed by network architecture design
Fault tolerance - Scalability - Quality of Service - Security
A client request for data
A service or process that runs in the background to 'listen' to client requests
All People Seem To Need Data Processing

9. Is ebay P2P or client/server?
Router
Client/server
Mail User Agent (i.e. - Thunderbird)
Static

10. 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
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)
SMB
IP addresses

11. Interweaving multiple data streams into one shared communication channel is?
Dynamic
2. FTP requires one for commands and replies and one for actual file transfer
Application - Presentation - Session - Transport - Network - Datalink - Physical
Multiplexing

12. DHCP enables clients on a network to...
Get IP addresses
Physical and MAC
Dynamic
Email. (Note: HTTP is technically a protocol - so that is incorrect)

13. Linux uses SAMBA - which is a version of which file transfer protocol?
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Channel
SMB
Internet protocol

14. Typical port for DNS?
Client/server
80
UDP port 67
TCP/UDP port 53

15. In the client/server model - the device requesting the service is referred to as the ...?
Channel
Service - protocol
Client. Even though a device can be both - the device requesting is defined as client
Application - presentation and session

16. Typical port for DHCP?
20 and 21
SMB
UDP port 67
TCP/UDP port 53

17. Which is the most popular network service? HTTP - FTP - Telnet or Email?
Simple Mail Transfer Protocol
IP addressing - layer 3
Application - presentation and session
Email. (Note: HTTP is technically a protocol - so that is incorrect)

18. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
Fault tolerance - Scalability - Quality of Service - Security
Channel
The application layer - layer 7
Application - presentation and session

19. Mnemonic for OSI layers
Simple Mail Transfer Protocol
Layer 7 is the application layer and all its components: applications - services and protocols
UDP port 110
All People Seem To Need Data Processing

20. What is GET?
Client. Even though a device can be both - the device requesting is defined as client
Fault tolerance - Scalability - Quality of Service - Security
A client request for data
The application layer - layer 7

21. What type of addressing is find at the OSI layer 2?
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
The application layer - layer 7
Physical and MAC
Client. Even though a device can be both - the device requesting is defined as client

22. What is a server daemon?

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23. What does IP stand for?
UDP port 67
Internet protocol
A service or process that runs in the background to 'listen' to client requests
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

24. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
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
Protocol
Negative Acknowledgment message
SMB

25. SMB stands for what?
A service or process that runs in the background to 'listen' to client requests
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Fault tolerance - Scalability - Quality of Service - Security
Server message block - a request/response protocol

26. Typical port for POP?
A NIC
Proprietary
Fault tolerance - Scalability - Quality of Service - Security
UDP port 110

27. Layers of TCP/IP Model
Client/server
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Application - Presentation - Session - Transport - Network - Datalink - Physical
Application - Transport - Internet - Network Access

28. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
23
Dynamic
Ipconfig/displaydns
Internet protocol

29. NAK is?
Static
Negative Acknowledgment message
UDP port 110
Proprietary

30. Which is associated with layer 4 of the OSI model--IP - TCP - FTP - or TFTP?
TCP/UDP port 53
TCP - Transmission Control Protocol
All People Seem To Need Data Processing
A NIC

31. Typical port for Telnet?
23
Email. (Note: HTTP is technically a protocol - so that is incorrect)
2. FTP requires one for commands and replies and one for actual file transfer
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)

32. HTTP is used to...

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33. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
Transport - layer 4
Service - protocol
The application layer - layer 7
A NIC

34. The HELO command does what in SMTP?
Client/server
Proprietary
UDP port 67
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

35. Is a connection using Telnet
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Ipconfig/displaydns
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)

36. What is a peer-to-peer network?
80
Two or more computers connected through a network to share resources without a dedicated server involved.
Simple Mail Transfer Protocol
Negative Acknowledgment message

37. 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
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
TCP - Transmission Control Protocol

38. Which is associated with the network layer? IP address - frames - MAC address or physical addressing?
2. FTP requires one for commands and replies and one for actual file transfer
IP addressing - layer 3
The application layer - layer 7
Ipconfig/displaydns

39. What two separate processes does the email server operate?
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Fault tolerance - Scalability - Quality of Service - Security
Internet protocol
Two or more computers connected through a network to share resources without a dedicated server involved.

40. 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
Channel
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Application - Presentation - Session - Transport - Network - Datalink - Physical

41. What is the correct OSI top down layer order?
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Ipconfig/displaydns
Application - Presentation - Session - Transport - Network - Datalink - Physical
The application layer - layer 7

42. What does SMTP stand for?
Internet protocol
80
UDP port 110
Simple Mail Transfer Protocol

43. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
Layer 7 is the application layer and all its components: applications - services and protocols
2. FTP requires one for commands and replies and one for actual file transfer
The application layer - layer 7
80

44. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
Application - Presentation - Session - Transport - Network - Datalink - Physical
GET - POST - PUT
3
UDP port 110

45. Three functions performed by Presentation Layer
23
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
GET - POST - PUT
Virtual terminal session. A connection using Telnet is called a VTY session/connection

46. The device that connects another device to the media?
A NIC
2. FTP requires one for commands and replies and one for actual file transfer
TCP - Transmission Control Protocol
All People Seem To Need Data Processing

47. Typical port for HTTP?
Protocol
Get IP addresses
Internet protocol
80

48. What does MUA stand for?
TCP/UDP port 53
SAMBA
A service or process that runs in the background to 'listen' to client requests
Mail User Agent (i.e. - Thunderbird)

49. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
SAMBA
TCP/UDP port 53
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)
UDP port 110

50. Client and server processes are considered to be in what layer?
IP addressing - layer 3
The application layer - layer 7
Physical and MAC
Transport - layer 4