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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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1. Interweaving multiple data streams into one shared communication channel is?
Virtual terminal session. A connection using Telnet is called a VTY session/connection
TCP/UDP port 53
SAMBA
Multiplexing

2. Is ebay P2P or client/server?
Segmentation
Negative Acknowledgment message
Client/server
IP addressing - layer 3

3. Typical port for Telnet?
Get IP addresses
Channel
The application layer - layer 7
23

4. Typical ports for FTP?
20 and 21
IP addresses
Protocol
A client request for data

5. HTTP is used to...

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6. Layers of TCP/IP Model
Application - Transport - Internet - Network Access
Layer 7 is the application layer and all its components: applications - services and protocols
IP addressing - layer 3
GET - POST - PUT

7. Mnemonic for OSI layers
Acknowledgment message
UDP port 67
All People Seem To Need Data Processing
A client request for data

8. The three most common HTTP message types are?
Physical and MAC
TCP/UDP port 53
Client. Even though a device can be both - the device requesting is defined as client
GET - POST - PUT

9. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
20 and 21
Application - Transport - Internet - Network Access
Segmentation
80

10. In the client/server model - the device requesting the service is referred to as the ...?
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Simple Mail Transfer Protocol
All People Seem To Need Data Processing
Client. Even though a device can be both - the device requesting is defined as client

11. Which is associated with layer 4 of the OSI model--IP - TCP - FTP - or TFTP?
Proprietary
.com or .net
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
TCP - Transmission Control Protocol

12. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
Service - protocol
Virtual terminal session. A connection using Telnet is called a VTY session/connection
80
Fault tolerance - Scalability - Quality of Service - Security

13. The TCP/IP application layer consists roughly of which three OSI layers?
Application - Presentation - Session - Transport - Network - Datalink - Physical
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
23
Application - presentation and session

14. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
Ipconfig/displaydns
The application layer - layer 7
Virtual terminal session. A connection using Telnet is called a VTY session/connection
GET - POST - PUT

15. Typical port for DHCP?
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Segmentation
UDP port 67
Internet protocol

16. NAK is?
2. FTP requires one for commands and replies and one for actual file transfer
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Negative Acknowledgment message
Ipconfig/displaydns

17. Client and server processes are considered to be in what layer?
SMB
The application layer - layer 7
A client request for data
Negative Acknowledgment message

18. ACK is what?
Acknowledgment message
A client request for data
Simple Mail Transfer Protocol
SAMBA

19. What is a server daemon?

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20. Which is the most popular network service? HTTP - FTP - Telnet or Email?
SMB
Ipconfig/displaydns
Email. (Note: HTTP is technically a protocol - so that is incorrect)
25

21. What does IP stand for?
Get IP addresses
Acknowledgment message
Internet protocol
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses

22. Four characteristics that are addressed by network architecture design
Fault tolerance - Scalability - Quality of Service - Security
Proprietary
A network that can carry voice - video - and data over the same network
IP addressing - layer 3

23. Give an example of a top level domain
.com or .net
2. FTP requires one for commands and replies and one for actual file transfer
A client request for data
Acknowledgment message

24. Typical port for POP?
Acknowledgment message
Two or more computers connected through a network to share resources without a dedicated server involved.
UDP port 110
23

25. What two separate processes does the email server operate?
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Dynamic
Two or more computers connected through a network to share resources without a dedicated server involved.
IP addresses

26. End vs Intermediary Device
Get IP addresses
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
20 and 21
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

27. Which is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
Static
Acknowledgment message
A network that can carry voice - video - and data over the same network
Fault tolerance - Scalability - Quality of Service - Security

28. What layer is the top layer in both the OSI and TCP/IP models?
The application layer - layer 7
Mail User Agent (i.e. - Thunderbird)
A network that can carry voice - video - and data over the same network
GET - POST - PUT

29. Three functions performed by Presentation Layer
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)
UDP port 67
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 - Transport - Internet - Network Access

30. MX is what?
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
SMB
GET - POST - PUT
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

31. What does MUA stand for?
Fault tolerance - Scalability - Quality of Service - Security
Mail User Agent (i.e. - Thunderbird)
UDP port 110
IP addressing - layer 3

32. The application layer is which layer of the OSI model?
Proprietary
Transport - layer 4
Segmentation
Layer 7 is the application layer and all its components: applications - services and protocols

33. Typical port for HTTP?
The application layer - layer 7
25
Router
80

34. Linux uses SAMBA - which is a version of which file transfer protocol?
UDP port 67
SMB
SAMBA
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

35. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
The application layer - layer 7
Simple Mail Transfer Protocol
Internet protocol
2. FTP requires one for commands and replies and one for actual file transfer

36. Which layer is concerned with end to end message delivery?
Transport - layer 4
3
A client request for data
Internet protocol

37. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
Server message block - a request/response protocol
3
The application layer - layer 7
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

38. SMB stands for what?
Server message block - a request/response protocol
Negative Acknowledgment message
The application layer - layer 7
23

39. What is a peer-to-peer network?
Ipconfig/displaydns
Service - protocol
Client. Even though a device can be both - the device requesting is defined as client
Two or more computers connected through a network to share resources without a dedicated server involved.

40. DNS is used to resolve internet names to ________________? (Hint: plural)
IP addresses
UDP port 67
IP addressing - layer 3
Server message block - a request/response protocol

41. DHCP enables clients on a network to...
Mail User Agent (i.e. - Thunderbird)
A NIC
Get IP addresses
Server message block - a request/response protocol

42. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
Dynamic
Multiplexing
Server message block - a request/response protocol
Channel

43. A device that moves data between networks?
Get IP addresses
Simple Mail Transfer Protocol
Router
Protocol

44. Is a connection using Telnet
A client request for data
Two or more computers connected through a network to share resources without a dedicated server involved.
Virtual terminal session. A connection using Telnet is called a VTY session/connection
A service or process that runs in the background to 'listen' to client requests

45. What is GET?
TCP - Transmission Control Protocol
Multiplexing
A client request for data
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

46. A limited-use protocol owned by a company is?
Proprietary
Channel
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Virtual terminal session. A connection using Telnet is called a VTY session/connection

47. The device that connects another device to the media?
Router
Transport - layer 4
.com or .net
A NIC

48. What does SMTP stand for?
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Simple Mail Transfer Protocol
IP addressing - layer 3
UDP port 67

49. Converged Network
Server message block - a request/response protocol
Channel
A service or process that runs in the background to 'listen' to client requests
A network that can carry voice - video - and data over the same network

50. What is the correct OSI top down layer order?
Simple Mail Transfer Protocol
Application - Presentation - Session - Transport - Network - Datalink - Physical
A service or process that runs in the background to 'listen' to client requests
Ipconfig/displaydns

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Cisco Network Fundamentals

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