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Cisco Network Fundamentals

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Answer 50 questions in 15 minutes.
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Match each statement with the correct term.
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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. DNS is used to resolve internet names to ________________? (Hint: plural)
IP addresses
SAMBA
3
Layer 7 is the application layer and all its components: applications - services and protocols

2. Typical port for POP?
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Acknowledgment message
UDP port 110
Internet protocol

3. Which is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
GET - POST - PUT
Get IP addresses
Static
Two or more computers connected through a network to share resources without a dedicated server involved.

4. In the client/server model - the device requesting the service is referred to as the ...?
Service - protocol
Client. Even though a device can be both - the device requesting is defined as client
Application - Transport - Internet - Network Access
UDP port 67

5. Is a connection using Telnet
Acknowledgment message
Application - presentation and session
Multiplexing
Virtual terminal session. A connection using Telnet is called a VTY session/connection

6. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
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
Get IP addresses
Application - Transport - Internet - Network Access

7. NAK is?
Negative Acknowledgment message
All People Seem To Need Data Processing
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
Static

8. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
3
Segmentation
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Service - protocol

9. Typical port for DHCP?
The application layer - layer 7
UDP port 67
25
TCP - Transmission Control Protocol

10. What type of addressing is find at the OSI layer 2?
The application layer - layer 7
Protocol
Physical and MAC
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

11. Protocols perform what tasks?
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)
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
UDP port 67
Two or more computers connected through a network to share resources without a dedicated server involved.

12. What is the correct OSI top down layer order?
Application - Presentation - Session - Transport - Network - Datalink - Physical
Two or more computers connected through a network to share resources without a dedicated server involved.
Server message block - a request/response protocol
20 and 21

13. HTTP is used to...

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14. ACK is what?
Physical and MAC
Router
A NIC
Acknowledgment message

15. Interweaving multiple data streams into one shared communication channel is?
All People Seem To Need Data Processing
SMB
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Multiplexing

16. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
Segmentation
IP addresses
Internet protocol
Ipconfig/displaydns

17. Give an example of a top level domain
Ipconfig/displaydns
Server message block - a request/response 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
.com or .net

18. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
3
Transport - layer 4
Service - protocol
Dynamic

19. The TCP/IP application layer consists roughly of which three OSI layers?
Two or more computers connected through a network to share resources without a dedicated server involved.
Internet protocol
Protocol
Application - presentation and session

20. End vs Intermediary Device
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
20 and 21
The application layer - layer 7
All People Seem To Need Data Processing

21. The device that connects another device to the media?
A NIC
IP addressing - layer 3
Application - Transport - Internet - Network Access
Application - Presentation - Session - Transport - Network - Datalink - Physical

22. Which is associated with layer 4 of the OSI model--IP - TCP - FTP - or TFTP?
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Mail User Agent (i.e. - Thunderbird)
TCP - Transmission Control Protocol
Multiplexing

23. What does MUA stand for?
Dynamic
Layer 7 is the application layer and all its components: applications - services and protocols
Mail User Agent (i.e. - Thunderbird)
SMB

24. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
A NIC
Dynamic
80
Channel

25. Which layer is concerned with end to end message delivery?
Layer 7 is the application layer and all its components: applications - services and protocols
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Transport - layer 4
Service - protocol

26. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
3
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
SAMBA

27. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
Negative Acknowledgment message
A network that can carry voice - video - and data over the same network
Service - protocol
Client. Even though a device can be both - the device requesting is defined as client

28. What is a server daemon?

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29. Which is associated with the network layer? IP address - frames - MAC address or physical addressing?
IP addressing - layer 3
The application layer - layer 7
Protocol
TCP - Transmission Control Protocol

30. Mnemonic for OSI layers
UDP port 110
2. FTP requires one for commands and replies and one for actual file transfer
All People Seem To Need Data Processing
A client request for data

31. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
Transport - layer 4
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
2. FTP requires one for commands and replies and one for actual file transfer

32. The HELO command does what in SMTP?
UDP port 110
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Protocol
Application - Presentation - Session - Transport - Network - Datalink - Physical

33. What is a peer-to-peer network?
The application layer - layer 7
Ipconfig/displaydns
SMB
Two or more computers connected through a network to share resources without a dedicated server involved.

34. Typical port for Telnet?
Segmentation
Two or more computers connected through a network to share resources without a dedicated server involved.
23
Client. Even though a device can be both - the device requesting is defined as client

35. What is GET?
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)
Application - Presentation - Session - Transport - Network - Datalink - Physical
Application - presentation and session
A client request for data

36. DHCP enables clients on a network to...
Static
The application layer - layer 7
Client. Even though a device can be both - the device requesting is defined as client
Get IP addresses

37. Typical port for HTTP?
80
UDP port 67
The application layer - layer 7
Proprietary

38. Which is the most popular network service? HTTP - FTP - Telnet or Email?
Fault tolerance - Scalability - Quality of Service - Security
Get IP addresses
Email. (Note: HTTP is technically a protocol - so that is incorrect)
A client request for data

39. Four characteristics that are addressed by network architecture design
Acknowledgment message
Fault tolerance - Scalability - Quality of Service - Security
The application layer - layer 7
Negative Acknowledgment message

40. SMB stands for what?
SAMBA
Server message block - a request/response protocol
Proprietary
Two or more computers connected through a network to share resources without a dedicated server involved.

41. What two separate processes does the email server operate?
80
Dynamic
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Layer 7 is the application layer and all its components: applications - services and protocols

42. Converged Network
A network that can carry voice - video - and data over the same network
Transport - layer 4
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
IP addresses

43. Client and server processes are considered to be in what layer?
IP addressing - layer 3
The application layer - layer 7
GET - POST - PUT
3

44. The application layer is which layer of the OSI model?
Two or more computers connected through a network to share resources without a dedicated server involved.
25
SMB
Layer 7 is the application layer and all its components: applications - services and protocols

45. What does IP stand for?
Internet protocol
Channel
TCP/UDP port 53
A NIC

46. Layers of TCP/IP Model
All People Seem To Need Data Processing
Get IP addresses
Application - Transport - Internet - Network Access
Ipconfig/displaydns

47. Typical port for SMTP?
Static
Transport - layer 4
All People Seem To Need Data Processing
25

48. Linux uses SAMBA - which is a version of which file transfer protocol?
SMB
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
UDP port 67
Server message block - a request/response protocol

49. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
Service - protocol
Segmentation
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
Internet protocol

50. Is ebay P2P or client/server?
Simple Mail Transfer Protocol
Application - Transport - Internet - Network Access
2. FTP requires one for commands and replies and one for actual file transfer
Client/server

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Cisco Network Fundamentals

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