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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 is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
SAMBA
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
Static

2. HTTP is used to...

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3. Typical port for HTTP?
Application - presentation and session
Multiplexing
80
Channel

4. Typical port for POP?
UDP port 110
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
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses

5. Is a connection using Telnet
Client. Even though a device can be both - the device requesting is defined as client
Acknowledgment message
Virtual terminal session. A connection using Telnet is called a VTY session/connection
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)

6. The device that connects another device to the media?
UDP port 67
A NIC
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Transport - layer 4

7. ACK is what?
The application layer - layer 7
80
Acknowledgment message
2. FTP requires one for commands and replies and one for actual file transfer

8. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
Service - protocol
Application - Transport - Internet - Network Access
Channel
Fault tolerance - Scalability - Quality of Service - Security

9. A limited-use protocol owned by a company is?
Layer 7 is the application layer and all its components: applications - services and protocols
Mail User Agent (i.e. - Thunderbird)
Proprietary
GET - POST - PUT

10. Which layer is concerned with end to end message delivery?
SMB
Transport - layer 4
GET - POST - PUT
Client/server

11. What is a server daemon?

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12. Typical ports for FTP?
20 and 21
Internet protocol
A NIC
UDP port 67

13. In the client/server model - the device requesting the service is referred to as the ...?
The application layer - layer 7
TCP - Transmission Control Protocol
Client. Even though a device can be both - the device requesting is defined as client
Simple Mail Transfer Protocol

14. The three most common HTTP message types are?
Segmentation
.com or .net
GET - POST - PUT
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

15. Which is the most popular network service? HTTP - FTP - Telnet or Email?
Negative Acknowledgment message
Internet protocol
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Transport - layer 4

16. What does MUA stand for?
Physical and MAC
Fault tolerance - Scalability - Quality of Service - Security
Two or more computers connected through a network to share resources without a dedicated server involved.
Mail User Agent (i.e. - Thunderbird)

17. SMB stands for what?
The application layer - layer 7
Dynamic
Physical and MAC
Server message block - a request/response protocol

18. The TCP/IP application layer consists roughly of which three OSI layers?
Client/server
Internet protocol
Application - presentation and session
Simple Mail Transfer Protocol

19. What type of addressing is find at the OSI layer 2?
IP addresses
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Physical and MAC
The application layer - layer 7

20. MX is what?
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
20 and 21
Fault tolerance - Scalability - Quality of Service - Security
Two or more computers connected through a network to share resources without a dedicated server involved.

21. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
Protocol
Application - presentation and session
Layer 7 is the application layer and all its components: applications - services and protocols
SAMBA

22. Typical port for Telnet?
23
Application - Presentation - Session - Transport - Network - Datalink - Physical
Protocol
A network that can carry voice - video - and data over the same network

23. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
2. FTP requires one for commands and replies and one for actual file transfer
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Client. Even though a device can be both - the device requesting is defined as client
Channel

24. Client and server processes are considered to be in what layer?
UDP port 110
IP addresses
The application layer - layer 7
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

25. Give an example of a top level domain
Fault tolerance - Scalability - Quality of Service - Security
Application - presentation and session
Router
.com or .net

26. End vs Intermediary Device
Service - protocol
A network that can carry voice - video - and data over the same network
Segmentation
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

27. What does SMTP stand for?
Client. Even though a device can be both - the device requesting is defined as client
80
Simple Mail Transfer Protocol
The application layer - layer 7

28. Is ebay P2P or client/server?
Client/server
TCP - Transmission Control Protocol
Get IP addresses
Channel

29. What is a peer-to-peer network?
TCP/UDP port 53
Static
SMB
Two or more computers connected through a network to share resources without a dedicated server involved.

30. Mnemonic for OSI layers
Service - protocol
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
All People Seem To Need Data Processing
Application - presentation and session

31. Which is associated with the network layer? IP address - frames - MAC address or physical addressing?
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
IP addressing - layer 3
2. FTP requires one for commands and replies and one for actual file transfer
Transport - layer 4

32. Typical port for DNS?
UDP port 110
Two or more computers connected through a network to share resources without a dedicated server involved.
A client request for data
TCP/UDP port 53

33. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
Application - Presentation - Session - Transport - Network - Datalink - Physical
Ipconfig/displaydns
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Static

34. A device that moves data between networks?
Fault tolerance - Scalability - Quality of Service - Security
Router
The application layer - layer 7
Acknowledgment message

35. Linux uses SAMBA - which is a version of which file transfer protocol?
23
UDP port 110
SMB
3

36. What does IP stand for?
Internet protocol
Mail User Agent (i.e. - Thunderbird)
A NIC
IP addresses

37. Typical port for SMTP?
Physical and MAC
UDP port 67
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
25

38. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
Protocol
20 and 21
Service - protocol
80

39. Interweaving multiple data streams into one shared communication channel is?
Multiplexing
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
IP addressing - layer 3
Application - Presentation - Session - Transport - Network - Datalink - Physical

40. DHCP enables clients on a network to...
UDP port 67
Get IP addresses
25
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

41. Protocols perform what tasks?
Two or more computers connected through a network to share resources without a dedicated server involved.
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)
The application layer - layer 7
.com or .net

42. What layer is the top layer in both the OSI and TCP/IP models?
Client/server
Service - protocol
Email. (Note: HTTP is technically a protocol - so that is incorrect)
The application layer - layer 7

43. Three functions performed by Presentation Layer
The application layer - layer 7
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
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
Physical and MAC

44. DNS is used to resolve internet names to ________________? (Hint: plural)
25
Transport - layer 4
A NIC
IP addresses

45. What is the correct OSI top down layer order?
.com or .net
Channel
Application - Presentation - Session - Transport - Network - Datalink - Physical
Get IP addresses

46. NAK is?
Negative Acknowledgment message
TCP/UDP port 53
23
Application - Transport - Internet - Network Access

47. The application layer is which layer of the OSI model?
Internet protocol
Multiplexing
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

48. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
Server message block - a request/response protocol
A service or process that runs in the background to 'listen' to client requests
Physical and MAC
Segmentation

49. What two separate processes does the email server operate?
A NIC
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
TCP/UDP port 53
SMB

50. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
SMB
Service - protocol
Segmentation
3