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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. The TCP/IP application layer consists roughly of which three 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
Application - presentation and session
Physical and MAC
Router

2. Four characteristics that are addressed by network architecture design
Fault tolerance - Scalability - Quality of Service - Security
A client request for data
SMB
Mail User Agent (i.e. - Thunderbird)

3. Protocols perform what tasks?
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
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)
A network that can carry voice - video - and data over the same network

4. In the client/server model - the device requesting the service is referred to as the ...?
Fault tolerance - Scalability - Quality of Service - Security
Client. Even though a device can be both - the device requesting is defined as client
Static
A network that can carry voice - video - and data over the same network

5. Typical port for DNS?
TCP/UDP port 53
Client/server
GET - POST - PUT
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)

6. Mnemonic for OSI layers
A service or process that runs in the background to 'listen' to client requests
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
All People Seem To Need Data Processing

7. Typical ports for FTP?
20 and 21
The application layer - layer 7
25
Mail User Agent (i.e. - Thunderbird)

8. What is a peer-to-peer network?
Channel
SMB
Two or more computers connected through a network to share resources without a dedicated server involved.
Internet protocol

9. Which is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
Static
UDP port 110
Service - protocol
Ipconfig/displaydns

10. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
SAMBA
20 and 21
UDP port 110
IP addresses

11. Typical port for SMTP?
The application layer - layer 7
25
3
UDP port 110

12. What two separate processes does the email server operate?
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
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
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)

13. The HELO command does what in SMTP?
TCP - Transmission Control Protocol
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Application - Presentation - Session - Transport - Network - Datalink - Physical
Client. Even though a device can be both - the device requesting is defined as client

14. End vs Intermediary Device
Application - Presentation - Session - Transport - Network - Datalink - Physical
Service - protocol
Fault tolerance - Scalability - Quality of Service - Security
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

15. Is a connection using Telnet
UDP port 110
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Application - Presentation - Session - Transport - Network - Datalink - Physical
A client request for data

16. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
A service or process that runs in the background to 'listen' to client requests
2. FTP requires one for commands and replies and one for actual file transfer
Multiplexing
Ipconfig/displaydns

17. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
Service - protocol
Ipconfig/displaydns
A NIC
Layer 7 is the application layer and all its components: applications - services and protocols

18. Which is the most popular network service? HTTP - FTP - Telnet or Email?
Two or more computers connected through a network to share resources without a dedicated server involved.
Client/server
Email. (Note: HTTP is technically a protocol - so that is incorrect)
.com or .net

19. What type of addressing is find at the OSI layer 2?
Static
Application - Transport - Internet - Network Access
Physical and MAC
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses

20. The three most common HTTP message types are?
2. FTP requires one for commands and replies and one for actual file transfer
GET - POST - PUT
Protocol
IP addresses

21. The application layer is which layer of the OSI model?
Proprietary
Dynamic
Layer 7 is the application layer and all its components: applications - services and protocols
Virtual terminal session. A connection using Telnet is called a VTY session/connection

22. MX is what?
25
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
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)
80

23. Which layer is concerned with end to end message delivery?
80
Transport - layer 4
Acknowledgment message
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)

24. Three functions performed by Presentation Layer
Static
Fault tolerance - Scalability - Quality of Service - Security
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

25. What is a server daemon?

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26. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
Channel
2. FTP requires one for commands and replies and one for actual file transfer
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Mail User Agent (i.e. - Thunderbird)

27. DHCP enables clients on a network to...
Get IP addresses
Router
Acknowledgment message
Server message block - a request/response protocol

28. The device that connects another device to the media?
A NIC
A client request for data
Physical and MAC
Virtual terminal session. A connection using Telnet is called a VTY session/connection

29. Client and server processes are considered to be in what layer?
The application layer - layer 7
A client request for data
Dynamic
IP addressing - layer 3

30. NAK is?
Mail User Agent (i.e. - Thunderbird)
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)
2. FTP requires one for commands and replies and one for actual file transfer
Negative Acknowledgment message

31. Interweaving multiple data streams into one shared communication channel is?
Multiplexing
The application layer - layer 7
Service - protocol
Server message block - a request/response protocol

32. What does IP stand for?
Internet protocol
The application layer - layer 7
Mail User Agent (i.e. - Thunderbird)
IP addressing - layer 3

33. Linux uses SAMBA - which is a version of which file transfer protocol?
Multiplexing
Application - Presentation - Session - Transport - Network - Datalink - Physical
SMB
TCP/UDP port 53

34. SMB stands for what?
Server message block - a request/response protocol
Simple Mail Transfer Protocol
20 and 21
SAMBA

35. What layer is the top layer in both the OSI and TCP/IP models?
Physical and MAC
SAMBA
The application layer - layer 7
Two or more computers connected through a network to share resources without a dedicated server involved.

36. What does SMTP stand for?
Fault tolerance - Scalability - Quality of Service - Security
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Multiplexing
Simple Mail Transfer Protocol

37. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
All People Seem To Need Data Processing
Channel
Server message block - a request/response protocol
Dynamic

38. Which is associated with layer 4 of the OSI model--IP - TCP - FTP - or TFTP?
UDP port 110
Physical and MAC
Two or more computers connected through a network to share resources without a dedicated server involved.
TCP - Transmission Control Protocol

39. Is ebay P2P or client/server?
Layer 7 is the application layer and all its components: applications - services and protocols
Client/server
2. FTP requires one for commands and replies and one for actual file transfer
Virtual terminal session. A connection using Telnet is called a VTY session/connection

40. What does MUA stand for?
A NIC
Mail User Agent (i.e. - Thunderbird)
20 and 21
Transport - layer 4

41. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
Client/server
Layer 7 is the application layer and all its components: applications - services and protocols
3
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

42. Typical port for POP?
UDP port 110
Physical and MAC
IP addresses
TCP - Transmission Control Protocol

43. Converged Network
80
A network that can carry voice - video - and data over the same network
3
Internet protocol

44. Typical port for DHCP?
Static
UDP port 67
SMB
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

45. What is GET?
A client request for data
The application layer - layer 7
Application - Transport - Internet - Network Access
Proprietary

46. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
All People Seem To Need Data Processing
Segmentation
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Layer 7 is the application layer and all its components: applications - services and protocols

47. Typical port for HTTP?
80
UDP port 67
Two or more computers connected through a network to share resources without a dedicated server involved.
Client. Even though a device can be both - the device requesting is defined as client

48. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
The application layer - layer 7
Static
20 and 21
Protocol

49. Typical port for Telnet?
Mail User Agent (i.e. - Thunderbird)
Fault tolerance - Scalability - Quality of Service - Security
Client/server
23

50. A limited-use protocol owned by a company is?
Client/server
Proprietary
Simple Mail Transfer Protocol
A NIC