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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. Typical port for DNS?
Acknowledgment message
TCP/UDP port 53
25
The application layer - layer 7

2. Mnemonic for OSI layers
Internet protocol
3
IP addressing - layer 3
All People Seem To Need Data Processing

3. Four characteristics that are addressed by network architecture design
Transport - layer 4
Fault tolerance - Scalability - Quality of Service - Security
UDP port 110
Client/server

4. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
3
Static
Protocol
Service - protocol

5. A limited-use protocol owned by a company is?
Get IP addresses
GET - POST - PUT
Proprietary
Router

6. Interweaving multiple data streams into one shared communication channel is?
Multiplexing
Router
Service - protocol
2. FTP requires one for commands and replies and one for actual file transfer

7. Which layer is concerned with end to end message delivery?
2. FTP requires one for commands and replies and one for actual file transfer
Get IP addresses
Transport - layer 4
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

8. What does IP stand for?
TCP/UDP port 53
GET - POST - PUT
Multiplexing
Internet protocol

9. 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
Physical and MAC
Client. Even though a device can be both - the device requesting is defined as client

10. Typical port for Telnet?
Protocol
Static
23
Server message block - a request/response protocol

11. The three most common HTTP message types are?
Segmentation
Client. Even though a device can be both - the device requesting is defined as client
IP addresses
GET - POST - PUT

12. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
Physical and MAC
TCP/UDP port 53
SAMBA
Dynamic

13. What is GET?
All People Seem To Need Data Processing
A client request for data
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 - Transmission Control Protocol

14. What is a peer-to-peer network?
A NIC
23
Two or more computers connected through a network to share resources without a dedicated server involved.
2. FTP requires one for commands and replies and one for actual file transfer

15. Which is the most popular network service? HTTP - FTP - Telnet or Email?
Service - protocol
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Multiplexing

16. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
Server message block - a request/response protocol
20 and 21
The application layer - layer 7
SAMBA

17. End vs Intermediary Device
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
All People Seem To Need Data Processing
Acknowledgment message

18. Typical ports for FTP?
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
UDP port 67
20 and 21
A service or process that runs in the background to 'listen' to client requests

19. Is ebay P2P or client/server?
Physical and MAC
3
Client/server
GET - POST - PUT

20. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
Client. Even though a device can be both - the device requesting is defined as client
Channel
Router
Internet protocol

21. Typical port for POP?
Static
UDP port 110
Server message block - a request/response protocol
A client request for data

22. What layer is the top layer in both the OSI and TCP/IP models?
The application layer - layer 7
Transport - layer 4
TCP - Transmission Control Protocol
Simple Mail Transfer Protocol

23. Layers of TCP/IP Model
GET - POST - PUT
25
Application - Transport - Internet - Network Access
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

24. ACK is what?
GET - POST - PUT
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Acknowledgment message

25. Give an example of a top level domain
A network that can carry voice - video - and data over the same network
SAMBA
.com or .net
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

26. Protocols perform what tasks?
Email. (Note: HTTP is technically a protocol - so that is incorrect)
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)
Internet protocol

27. Typical port for SMTP?
Simple Mail Transfer Protocol
Server message block - a request/response protocol
25
Application - Presentation - Session - Transport - Network - Datalink - Physical

28. What does MUA stand for?
Mail User Agent (i.e. - Thunderbird)
A NIC
IP addressing - layer 3
IP addresses

29. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
IP addressing - layer 3
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Multiplexing
2. FTP requires one for commands and replies and one for actual file transfer

30. What does SMTP stand for?
Simple Mail Transfer Protocol
Client/server
2. FTP requires one for commands and replies and one for actual file transfer
Client. Even though a device can be both - the device requesting is defined as client

31. Which is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
Simple Mail Transfer Protocol
Fault tolerance - Scalability - Quality of Service - Security
Segmentation
Static

32. SMB stands for what?
Simple Mail Transfer Protocol
Application - Transport - Internet - Network Access
Server message block - a request/response protocol
Client. Even though a device can be both - the device requesting is defined as client

33. MX is what?
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
Router
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

34. HTTP is used to...

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35. Which is associated with layer 4 of the OSI model--IP - TCP - FTP - or TFTP?
A network that can carry voice - video - and data over the same network
Transport - layer 4
TCP/UDP port 53
TCP - Transmission Control Protocol

36. What is the correct OSI top down layer order?
Application - Presentation - Session - Transport - Network - Datalink - Physical
Ipconfig/displaydns
UDP port 67
Virtual terminal session. A connection using Telnet is called a VTY session/connection

37. Converged Network
All People Seem To Need Data Processing
A network that can carry voice - video - and data over the same network
Application - presentation and session
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

38. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
25
Protocol
Client/server
A network that can carry voice - video - and data over the same network

39. DNS is used to resolve internet names to ________________? (Hint: plural)
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
Router
IP addresses

40. Typical port for HTTP?
80
23
Service - protocol
20 and 21

41. In the client/server model - the device requesting the service is referred to as the ...?
TCP - Transmission Control Protocol
Client. Even though a device can be both - the device requesting is defined as client
IP addresses
23

42. What type of addressing is find at the OSI layer 2?
3
Physical and MAC
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
80

43. The device that connects another device to the media?
A service or process that runs in the background to 'listen' to client requests
SMB
Layer 7 is the application layer and all its components: applications - services and protocols
A NIC

44. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
Transport - layer 4
3
Ipconfig/displaydns
Acknowledgment message

45. The TCP/IP application layer consists roughly of which three OSI layers?
SAMBA
Client/server
Application - presentation and session
Proprietary

46. What two separate processes does the email server operate?
Application - presentation and session
20 and 21
A NIC
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)

47. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
SMB
Service - protocol
Proprietary
Transport - layer 4

48. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
Segmentation
A client request for data
Protocol
Static

49. The HELO command does what in SMTP?
Ipconfig/displaydns
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)
Server message block - a request/response protocol

50. Client and server processes are considered to be in what layer?
Static
TCP - Transmission Control Protocol
The application layer - layer 7
Server message block - a request/response protocol