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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. Three functions performed by Presentation Layer
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
Router
Server message block - a request/response protocol
Virtual terminal session. A connection using Telnet is called a VTY session/connection

2. Typical port for DNS?
A client request for data
TCP/UDP port 53
Layer 7 is the application layer and all its components: applications - services and protocols
TCP - Transmission Control Protocol

3. MX is what?
Dynamic
Static
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
IP addresses

4. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
All People Seem To Need Data Processing
IP addresses
SAMBA
UDP port 110

5. ACK is what?
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
Acknowledgment message
Virtual terminal session. A connection using Telnet is called a VTY session/connection

6. What layer is the top layer in both the OSI and TCP/IP models?
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Client. Even though a device can be both - the device requesting is defined as client
The application layer - layer 7
80

7. Four characteristics that are addressed by network architecture design
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)
Fault tolerance - Scalability - Quality of Service - Security
Email. (Note: HTTP is technically a protocol - so that is incorrect)

8. Mnemonic for OSI layers
All People Seem To Need Data Processing
2. FTP requires one for commands and replies and one for actual file transfer
Application - Transport - Internet - Network Access
Dynamic

9. Give an example of a top level domain
23
Acknowledgment message
.com or .net
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

10. 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)
.com or .net
SMB
A client request for data

11. DHCP enables clients on a network to...
A network that can carry voice - video - and data over the same network
Router
UDP port 110
Get IP addresses

12. The three most common HTTP message types are?
Transport - layer 4
A service or process that runs in the background to 'listen' to client requests
Server message block - a request/response protocol
GET - POST - PUT

13. Typical port for SMTP?
Application - presentation and session
Transport - layer 4
25
Fault tolerance - Scalability - Quality of Service - Security

14. What two separate processes does the email server operate?
Simple Mail Transfer Protocol
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Application - presentation and session
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

15. Interweaving multiple data streams into one shared communication channel is?
Application - presentation and session
Multiplexing
IP addressing - layer 3
Layer 7 is the application layer and all its components: applications - services and protocols

16. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
Server message block - a request/response protocol
25
.com or .net
Protocol

17. Which is the most popular network service? HTTP - FTP - Telnet or Email?
Client. Even though a device can be both - the device requesting is defined as client
The application layer - layer 7
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)
Email. (Note: HTTP is technically a protocol - so that is incorrect)

18. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
3
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
25
Get IP addresses

19. A limited-use protocol owned by a company is?
TCP - Transmission Control Protocol
Internet protocol
Proprietary
The application layer - layer 7

20. What type of addressing is find at the OSI layer 2?
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Physical and MAC
Dynamic
Segmentation

21. Typical ports for FTP?
Multiplexing
20 and 21
Simple Mail Transfer Protocol
.com or .net

22. End vs Intermediary Device
IP addresses
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Two or more computers connected through a network to share resources without a dedicated server involved.
Server message block - a request/response protocol

23. What is a server daemon?

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24. Linux uses SAMBA - which is a version of which file transfer protocol?
SMB
Negative Acknowledgment message
GET - POST - PUT
UDP port 67

25. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
Transport - layer 4
Mail User Agent (i.e. - Thunderbird)
Static
Channel

26. What is a peer-to-peer network?
23
Two or more computers connected through a network to share resources without a dedicated server involved.
Fault tolerance - Scalability - Quality of Service - Security
IP addresses

27. Is a connection using Telnet
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Static
80
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)

28. Layers of TCP/IP Model
A service or process that runs in the background to 'listen' to client requests
TCP - Transmission Control Protocol
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Application - Transport - Internet - Network Access

29. Client and server processes are considered to be in what layer?
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
Ipconfig/displaydns
GET - POST - PUT

30. HTTP is used to...

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31. The TCP/IP application layer consists roughly of which three OSI layers?
Application - presentation and session
SAMBA
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
UDP port 67

32. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
Ipconfig/displaydns
Service - protocol
23
TCP - Transmission Control Protocol

33. 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
Multiplexing
TCP - Transmission Control Protocol
Router

34. Which is associated with the network layer? IP address - frames - MAC address or physical addressing?
IP addressing - layer 3
23
Ipconfig/displaydns
UDP port 67

35. What does MUA stand for?
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)
Mail User Agent (i.e. - Thunderbird)
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
.com or .net

36. DNS is used to resolve internet names to ________________? (Hint: plural)
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)
IP addresses
A network that can carry voice - video - and data over the same network
Segmentation

37. SMB stands for what?
25
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Channel
Server message block - a request/response protocol

38. What is the correct OSI top down layer order?
Internet protocol
A NIC
Application - Presentation - Session - Transport - Network - Datalink - Physical
Ipconfig/displaydns

39. The application layer is which layer of the OSI model?
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Layer 7 is the application layer and all its components: applications - services and protocols
Physical and MAC
Protocol

40. Typical port for HTTP?
A network that can carry voice - video - and data over the same network
80
Router
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)

41. In the client/server model - the device requesting the service is referred to as the ...?
All People Seem To Need Data Processing
Dynamic
Application - Presentation - Session - Transport - Network - Datalink - Physical
Client. Even though a device can be both - the device requesting is defined as client

42. Typical port for Telnet?
Client/server
23
Dynamic
UDP port 67

43. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
Segmentation
Client/server
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Simple Mail Transfer Protocol

44. Is ebay P2P or client/server?
TCP - Transmission Control Protocol
Get IP addresses
Client/server
Ipconfig/displaydns

45. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
Application - presentation and session
2. FTP requires one for commands and replies and one for actual file transfer
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Mail User Agent (i.e. - Thunderbird)

46. Which is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
Client. Even though a device can be both - the device requesting is defined as client
Transport - layer 4
Segmentation
Static

47. Which layer is concerned with end to end message delivery?
Mail User Agent (i.e. - Thunderbird)
Transport - layer 4
Negative Acknowledgment message
A service or process that runs in the background to 'listen' to client requests

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

49. Typical port for POP?
Multiplexing
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Get IP addresses
UDP port 110

50. The device that connects another device to the media?
A NIC
Two or more computers connected through a network to share resources without a dedicated server involved.
TCP - Transmission Control Protocol
A service or process that runs in the background to 'listen' to client requests