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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. ACK is what?
Router
TCP - Transmission Control Protocol
Acknowledgment message
Internet protocol

2. A device that moves data between networks?
Router
Fault tolerance - Scalability - Quality of Service - Security
IP addresses
UDP port 110

3. The HELO command does what in SMTP?
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Dynamic
A service or process that runs in the background to 'listen' to client requests
Server message block - a request/response protocol

4. Four characteristics that are addressed by network architecture design
Fault tolerance - Scalability - Quality of Service - Security
The application layer - layer 7
A service or process that runs in the background to 'listen' to client requests
Client/server

5. What does MUA stand for?
25
Mail User Agent (i.e. - Thunderbird)
Acknowledgment message
Fault tolerance - Scalability - Quality of Service - Security

6. Three functions performed by Presentation Layer
IP addressing - layer 3
Client. Even though a device can be both - the device requesting is defined as client
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

7. The three most common HTTP message types are?
Virtual terminal session. A connection using Telnet is called a VTY session/connection
GET - POST - PUT
Transport - layer 4
23

8. SMB stands for what?
Service - protocol
Transport - layer 4
Server message block - a request/response protocol
UDP port 67

9. Which is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
All People Seem To Need Data Processing
Router
TCP - Transmission Control Protocol
Static

10. Typical ports for FTP?
20 and 21
A client request for data
TCP - Transmission Control Protocol
TCP/UDP port 53

11. What is the correct OSI top down layer order?
A NIC
Application - Presentation - Session - Transport - Network - Datalink - Physical
Two or more computers connected through a network to share resources without a dedicated server involved.
Channel

12. What is a server daemon?

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13. Converged Network
IP addressing - layer 3
A network that can carry voice - video - and data over the same network
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)

14. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
3
Router
Service - protocol
2. FTP requires one for commands and replies and one for actual file transfer

15. Which layer is concerned with end to end message delivery?
Multiplexing
Application - Transport - Internet - Network Access
Transport - layer 4
A client request for data

16. Typical port for Telnet?
Dynamic
Negative Acknowledgment message
SAMBA
23

17. DNS is used to resolve internet names to ________________? (Hint: plural)
SMB
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
IP addresses
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

18. Protocols perform what tasks?
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)
Two or more computers connected through a network to share resources without a dedicated server involved.
25

19. What is GET?
A client request for data
All People Seem To Need Data Processing
Two or more computers connected through a network to share resources without a dedicated server involved.
Internet protocol

20. NAK is?
Router
The application layer - layer 7
2. FTP requires one for commands and replies and one for actual file transfer
Negative Acknowledgment message

21. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
GET - POST - PUT
3
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)
Protocol

22. Typical port for DNS?
TCP/UDP port 53
.com or .net
Service - protocol
Acknowledgment message

23. Layers of TCP/IP Model
Channel
Application - Transport - Internet - Network Access
Application - presentation and session
Negative Acknowledgment message

24. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
A client request for data
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)
Ipconfig/displaydns

25. The application layer is which layer of the OSI model?
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Layer 7 is the application layer and all its components: applications - services and protocols
SAMBA
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

26. Which is the most popular network service? HTTP - FTP - Telnet or Email?
Application - Presentation - Session - Transport - Network - Datalink - Physical
2. FTP requires one for commands and replies and one for actual file transfer
TCP - Transmission Control Protocol
Email. (Note: HTTP is technically a protocol - so that is incorrect)

27. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
3
Application - Transport - Internet - Network Access
Physical and MAC
Simple Mail Transfer Protocol

28. Interweaving multiple data streams into one shared communication channel is?
3
Internet protocol
Multiplexing
A network that can carry voice - video - and data over the same network

29. Typical port for SMTP?
Channel
Client/server
Acknowledgment message
25

30. Which is associated with layer 4 of the OSI model--IP - TCP - FTP - or TFTP?
Get IP addresses
Multiplexing
TCP - Transmission Control Protocol
Server message block - a request/response protocol

31. Typical port for POP?
GET - POST - PUT
Router
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
UDP port 110

32. Mnemonic for OSI layers
All People Seem To Need Data Processing
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
TCP/UDP port 53
Service - protocol

33. What does SMTP stand for?
3
Simple Mail Transfer Protocol
GET - POST - PUT
SAMBA

34. The TCP/IP application layer consists roughly of which three OSI layers?
Application - presentation and session
SAMBA
Negative Acknowledgment message
Internet protocol

35. What does IP stand for?
.com or .net
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Internet protocol
Layer 7 is the application layer and all its components: applications - services and protocols

36. Give an example of a top level domain
UDP port 110
Channel
.com or .net
Transport - layer 4

37. MX is what?
A service or process that runs in the background to 'listen' to client requests
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Physical and MAC
The application layer - layer 7

38. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
GET - POST - PUT
IP addressing - layer 3
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Dynamic

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

40. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
SAMBA
TCP/UDP port 53
GET - POST - PUT
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)

41. Client and server processes are considered to be in what layer?
25
Router
The application layer - layer 7
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)

42. What is a peer-to-peer network?
Protocol
Static
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Two or more computers connected through a network to share resources without a dedicated server involved.

43. In the client/server model - the device requesting the service is referred to as the ...?
A NIC
UDP port 67
Client. Even though a device can be both - the device requesting is defined as client
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

44. The device that connects another device to the media?
Segmentation
IP addressing - layer 3
SAMBA
A NIC

45. End vs Intermediary Device
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Layer 7 is the application layer and all its components: applications - services and protocols
.com or .net

46. Is a connection using Telnet
GET - POST - PUT
Protocol
Static
Virtual terminal session. A connection using Telnet is called a VTY session/connection

47. Typical port for HTTP?
Client/server
A network that can carry voice - video - and data over the same network
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
80

48. A limited-use protocol owned by a company is?
TCP/UDP port 53
Proprietary
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 service or process that runs in the background to 'listen' to client requests

49. What two separate processes does the email server operate?
IP addressing - layer 3
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
20 and 21

50. Is ebay P2P or client/server?
GET - POST - PUT
Service - protocol
25
Client/server