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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. Four characteristics that are addressed by network architecture design
Fault tolerance - Scalability - Quality of Service - Security
Multiplexing
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

2. A limited-use protocol owned by a company is?
GET - POST - PUT
Two or more computers connected through a network to share resources without a dedicated server involved.
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Proprietary

3. What does IP stand for?
Router
Internet protocol
Protocol
Proprietary

4. Protocols perform what tasks?
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
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
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)

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

6. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
SAMBA
20 and 21
Dynamic
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

7. What is the correct OSI top down layer order?
Client. Even though a device can be both - the device requesting is defined as client
A NIC
.com or .net
Application - Presentation - Session - Transport - Network - Datalink - Physical

8. What is a server daemon?

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9. Converged Network
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Segmentation
A network that can carry voice - video - and data over the same network
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

10. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
Router
Ipconfig/displaydns
Static
20 and 21

11. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
Protocol
Get IP addresses
Simple Mail Transfer Protocol
80

12. In the client/server model - the device requesting the service is referred to as the ...?
Client. Even though a device can be both - the device requesting is defined as client
UDP port 110
A network that can carry voice - video - and data over the same network
GET - POST - PUT

13. What does SMTP stand for?
Mail User Agent (i.e. - Thunderbird)
A NIC
Multiplexing
Simple Mail Transfer Protocol

14. Typical port for SMTP?
25
20 and 21
Server message block - a request/response protocol
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses

15. What is a peer-to-peer network?
Application - Transport - Internet - Network Access
Two or more computers connected through a network to share resources without a dedicated server involved.
Transport - layer 4
Static

16. The three most common HTTP message types are?
Layer 7 is the application layer and all its components: applications - services and protocols
GET - POST - PUT
Two or more computers connected through a network to share resources without a dedicated server involved.
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

17. The TCP/IP application layer consists roughly of which three OSI layers?
TCP - Transmission Control Protocol
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)
Application - presentation and session

18. What layer is the top layer in both the OSI and TCP/IP models?
The application layer - layer 7
Fault tolerance - Scalability - Quality of Service - Security
UDP port 67
Acknowledgment message

19. Is ebay P2P or client/server?
TCP - Transmission Control Protocol
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
20 and 21
Client/server

20. Which layer is concerned with end to end message delivery?
25
23
Static
Transport - layer 4

21. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
Channel
Static
IP addresses
25

22. The device that connects another device to the media?
SAMBA
A NIC
UDP port 110
Email. (Note: HTTP is technically a protocol - so that is incorrect)

23. Mnemonic for OSI layers
Segmentation
A client request for data
A NIC
All People Seem To Need Data Processing

24. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
Physical and MAC
Service - protocol
2. FTP requires one for commands and replies and one for actual file transfer
IP addressing - layer 3

25. The HELO command does what in SMTP?
A service or process that runs in the background to 'listen' to client requests
Physical and MAC
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Protocol

26. Linux uses SAMBA - which is a version of which file transfer protocol?
Fault tolerance - Scalability - Quality of Service - Security
A client request for data
Simple Mail Transfer Protocol
SMB

27. Which is associated with layer 4 of the OSI model--IP - TCP - FTP - or TFTP?
A service or process that runs in the background to 'listen' to client requests
TCP - Transmission Control Protocol
Internet protocol
TCP/UDP port 53

28. Typical port for POP?
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
UDP port 110
A network that can carry voice - video - and data over the same network
Acknowledgment message

29. Typical port for DNS?
TCP/UDP port 53
The application layer - layer 7
SMB
Acknowledgment message

30. What two separate processes does the email server operate?
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
Mail User Agent (i.e. - Thunderbird)
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
25

31. Is a connection using Telnet
A client request for data
Virtual terminal session. A connection using Telnet is called a VTY session/connection
IP addressing - layer 3
Transport - layer 4

32. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
Segmentation
Application - presentation and session
GET - POST - PUT
3

33. End vs Intermediary Device
All People Seem To Need Data Processing
UDP port 67
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses

34. SMB stands for what?
GET - POST - PUT
Internet protocol
Server message block - a request/response protocol
Application - Presentation - Session - Transport - Network - Datalink - Physical

35. What does MUA stand for?
Fault tolerance - Scalability - Quality of Service - Security
Mail User Agent (i.e. - Thunderbird)
GET - POST - PUT
Negative Acknowledgment message

36. Client and server processes are considered to be in what layer?
The application layer - layer 7
Ipconfig/displaydns
TCP - Transmission Control Protocol
20 and 21

37. NAK is?
Negative Acknowledgment message
Client/server
Mail User Agent (i.e. - Thunderbird)
80

38. What type of addressing is find at the OSI layer 2?
Physical and MAC
.com or .net
SAMBA
Client/server

39. What is GET?
Two or more computers connected through a network to share resources without a dedicated server involved.
Client. Even though a device can be both - the device requesting is defined as client
A client request for data
Proprietary

40. Typical port for Telnet?
Virtual terminal session. A connection using Telnet is called a VTY session/connection
TCP/UDP port 53
Proprietary
23

41. A device that moves data between networks?
Protocol
Application - Presentation - Session - Transport - Network - Datalink - Physical
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Router

42. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
20 and 21
TCP - Transmission Control Protocol
Transport - layer 4
2. FTP requires one for commands and replies and one for actual file transfer

43. 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
Protocol
Internet protocol
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

44. Interweaving multiple data streams into one shared communication channel is?
Fault tolerance - Scalability - Quality of Service - Security
Simple Mail Transfer Protocol
Multiplexing
Static

45. HTTP is used to...

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46. MX is what?
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
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)
2. FTP requires one for commands and replies and one for actual file transfer
Application - presentation and session

47. The application layer is which layer of the OSI model?
A client request for data
Ipconfig/displaydns
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Layer 7 is the application layer and all its components: applications - services and protocols

48. Typical ports for FTP?
Fault tolerance - Scalability - Quality of Service - Security
The application layer - layer 7
UDP port 67
20 and 21

49. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
Dynamic
A client request for data
Physical and MAC
Service - protocol

50. ACK is what?
Simple Mail Transfer Protocol
Acknowledgment message
Application - presentation and session
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain