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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. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
3
GET - POST - PUT
SMB
Client. Even though a device can be both - the device requesting is defined as client

2. Typical port for SMTP?
UDP port 110
25
Multiplexing
Email. (Note: HTTP is technically a protocol - so that is incorrect)

3. The application layer is which layer of the OSI model?
Client. Even though a device can be both - the device requesting is defined as client
Service - protocol
GET - POST - PUT
Layer 7 is the application layer and all its components: applications - services and protocols

4. What two separate processes does the email server operate?
Email. (Note: HTTP is technically a protocol - so that is incorrect)
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Mail User Agent (i.e. - Thunderbird)
25

5. Which is the most popular network service? HTTP - FTP - Telnet or Email?
Email. (Note: HTTP is technically a protocol - so that is incorrect)
All People Seem To Need Data Processing
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Application - Transport - Internet - Network Access

6. Converged Network
A network that can carry voice - video - and data over the same network
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
2. FTP requires one for commands and replies and one for actual file transfer
Negative Acknowledgment message

7. What is a server daemon?

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8. Which is associated with layer 4 of the OSI model--IP - TCP - FTP - or TFTP?
TCP - Transmission Control Protocol
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
25
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

9. Mnemonic for OSI layers
Simple Mail Transfer Protocol
All People Seem To Need Data Processing
Application - Presentation - Session - Transport - Network - Datalink - Physical
TCP - Transmission Control Protocol

10. The TCP/IP application layer consists roughly of which three OSI layers?
Application - presentation and session
2. FTP requires one for commands and replies and one for actual file transfer
All People Seem To Need Data Processing
Server message block - a request/response protocol

11. Protocols perform what tasks?
Dynamic
Fault tolerance - Scalability - Quality of Service - Security
TCP - Transmission Control 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)

12. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
Fault tolerance - Scalability - Quality of Service - Security
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Mail User Agent (i.e. - Thunderbird)
Service - protocol

13. Typical port for Telnet?
23
Segmentation
Layer 7 is the application layer and all its components: applications - services and protocols
25

14. NAK is?
Physical and MAC
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
IP addressing - layer 3
Negative Acknowledgment message

15. A limited-use protocol owned by a company is?
3
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Router
Proprietary

16. Layers of TCP/IP Model
Client/server
Dynamic
A client request for data
Application - Transport - Internet - Network Access

17. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
Dynamic
Simple Mail Transfer Protocol
2. FTP requires one for commands and replies and one for actual file transfer
A network that can carry voice - video - and data over the same network

18. What does SMTP stand for?
.com or .net
Client. Even though a device can be both - the device requesting is defined as client
Simple Mail Transfer Protocol
23

19. HTTP is used to...

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20. What does MUA stand for?
Segmentation
Mail User Agent (i.e. - Thunderbird)
Service - protocol
Negative Acknowledgment message

21. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
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
23
Channel

22. Client and server processes are considered to be in what layer?
20 and 21
Proprietary
The application layer - layer 7
Ipconfig/displaydns

23. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
SAMBA
IP addresses
SMB
Two or more computers connected through a network to share resources without a dedicated server involved.

24. Typical port for HTTP?
23
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Fault tolerance - Scalability - Quality of Service - Security
80

25. Typical port for DHCP?
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
UDP port 67
Simple Mail Transfer Protocol
A network that can carry voice - video - and data over the same network

26. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
Application - presentation and session
25
Ipconfig/displaydns
Email. (Note: HTTP is technically a protocol - so that is incorrect)

27. Which is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
TCP/UDP port 53
Physical and MAC
Static
All People Seem To Need Data Processing

28. Is ebay P2P or client/server?
Application - Transport - Internet - Network Access
Client/server
20 and 21
Two or more computers connected through a network to share resources without a dedicated server involved.

29. What does IP stand for?
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
20 and 21
Internet protocol

30. What is a peer-to-peer network?
A NIC
The application layer - layer 7
23
Two or more computers connected through a network to share resources without a dedicated server involved.

31. Four characteristics that are addressed by network architecture design
IP addresses
TCP/UDP port 53
Fault tolerance - Scalability - Quality of Service - Security
Physical and MAC

32. Typical ports for FTP?
20 and 21
Proprietary
Static
Simple Mail Transfer Protocol

33. MX is what?
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
All People Seem To Need Data Processing
UDP port 110
Physical and MAC

34. ACK is what?
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
Acknowledgment message
Static

35. Is a connection using Telnet
Dynamic
Virtual terminal session. A connection using Telnet is called a VTY session/connection
UDP port 67
Email. (Note: HTTP is technically a protocol - so that is incorrect)

36. A device that moves data between networks?
Router
23
25
Proprietary

37. DNS is used to resolve internet names to ________________? (Hint: plural)
Protocol
Get IP addresses
TCP - Transmission Control Protocol
IP addresses

38. Which layer is concerned with end to end message delivery?
The application layer - layer 7
Application - Presentation - Session - Transport - Network - Datalink - Physical
Transport - layer 4
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

39. End vs Intermediary Device
SAMBA
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Proprietary
SMB

40. The device that connects another device to the media?
2. FTP requires one for commands and replies and one for actual file transfer
UDP port 110
A NIC
Client. Even though a device can be both - the device requesting is defined as client

41. What is GET?
Transport - layer 4
The application layer - layer 7
A client request for data
Server message block - a request/response protocol

42. What type of addressing is find at the OSI layer 2?
IP addresses
Service - protocol
Physical and MAC
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)

43. Typical port for POP?
GET - POST - PUT
Mail User Agent (i.e. - Thunderbird)
Simple Mail Transfer Protocol
UDP port 110

44. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
IP addresses
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)
Segmentation

45. The HELO command does what in SMTP?
GET - POST - PUT
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Application - presentation and session
Negative Acknowledgment message

46. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
UDP port 110
Protocol
Transport - layer 4
Channel

47. What layer is the top layer in both the OSI and TCP/IP models?
.com or .net
The application layer - layer 7
Application - Presentation - Session - Transport - Network - Datalink - Physical
Layer 7 is the application layer and all its components: applications - services and protocols

48. The three most common HTTP message types are?
GET - POST - PUT
TCP - Transmission Control Protocol
IP addressing - layer 3
.com or .net

49. Give an example of a top level domain
The application layer - layer 7
Physical and MAC
.com or .net
Simple Mail Transfer Protocol

50. Linux uses SAMBA - which is a version of which file transfer protocol?
Dynamic
SMB
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Fault tolerance - Scalability - Quality of Service - Security