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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. NAK is?
IP addresses
Negative Acknowledgment message
A network that can carry voice - video - and data over the same network
Client/server

2. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
Application - presentation and session
Static
2. FTP requires one for commands and replies and one for actual file transfer
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)

3. HTTP is used to...

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4. What does IP stand for?
IP addresses
SAMBA
Get IP addresses
Internet protocol

5. What is the correct OSI top down layer order?
All People Seem To Need Data Processing
Application - Presentation - Session - Transport - Network - Datalink - Physical
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
25

6. 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)
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
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Transport - layer 4

7. Typical port for SMTP?
Channel
IP addresses
UDP port 67
25

8. Typical port for DNS?
Application - Presentation - Session - Transport - Network - Datalink - Physical
TCP/UDP port 53
Fault tolerance - Scalability - Quality of Service - Security
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

9. SMB stands for what?
SMB
Multiplexing
Server message block - a request/response protocol
IP addresses

10. Typical port for DHCP?
Proprietary
SAMBA
UDP port 67
TCP - Transmission Control Protocol

11. The device that connects another device to the media?
UDP port 110
Application - Presentation - Session - Transport - Network - Datalink - Physical
Get IP addresses
A NIC

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

13. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
A client request for data
Transport - layer 4
Channel
GET - POST - PUT

14. A device that moves data between networks?
Router
Segmentation
Layer 7 is the application layer and all its components: applications - services and protocols
Static

15. Which is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
A NIC
Application - Presentation - Session - Transport - Network - Datalink - Physical
Mail User Agent (i.e. - Thunderbird)
Static

16. Typical ports for FTP?
20 and 21
TCP/UDP port 53
Ipconfig/displaydns
Transport - layer 4

17. Mnemonic for OSI layers
UDP port 110
Layer 7 is the application layer and all its components: applications - services and protocols
All People Seem To Need Data Processing
20 and 21

18. Protocols perform what tasks?
Transport - layer 4
80
GET - POST - PUT
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)

19. What is a peer-to-peer network?
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
Dynamic
23
Two or more computers connected through a network to share resources without a dedicated server involved.

20. Is a connection using Telnet
Application - presentation and session
Client. Even though a device can be both - the device requesting is defined as client
Proprietary
Virtual terminal session. A connection using Telnet is called a VTY session/connection

21. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
Ipconfig/displaydns
SMB
Static
Dynamic

22. What two separate processes does the email server operate?
Mail User Agent (i.e. - Thunderbird)
Application - presentation and session
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

23. End vs Intermediary Device
A NIC
Client/server
Channel
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

24. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
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
Dynamic
All People Seem To Need Data Processing
Mail User Agent (i.e. - Thunderbird)

25. What layer is the top layer in both the OSI and TCP/IP models?
The application layer - layer 7
Protocol
Layer 7 is the application layer and all its components: applications - services and protocols
Get IP addresses

26. Four characteristics that are addressed by network architecture design
The application layer - layer 7
Router
Fault tolerance - Scalability - Quality of Service - Security
Simple Mail Transfer Protocol

27. The three most common HTTP message types are?
A NIC
Protocol
UDP port 110
GET - POST - PUT

28. MX is what?
Simple Mail Transfer Protocol
SMB
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
UDP port 110

29. What is GET?
A client request for data
Two or more computers connected through a network to share resources without a dedicated server involved.
Acknowledgment message
IP addresses

30. Typical port for Telnet?
20 and 21
23
Physical and MAC
A NIC

31. Typical port for POP?
UDP port 110
SAMBA
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
A NIC

32. Linux uses SAMBA - which is a version of which file transfer protocol?
Two or more computers connected through a network to share resources without a dedicated server involved.
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Dynamic
SMB

33. The HELO command does what in SMTP?
Segmentation
GET - POST - PUT
Physical and MAC
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

34. Layers of TCP/IP Model
2. FTP requires one for commands and replies and one for actual file transfer
A network that can carry voice - video - and data over the same network
3
Application - Transport - Internet - Network Access

35. What does SMTP stand for?
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Simple Mail Transfer Protocol
Virtual terminal session. A connection using Telnet is called a VTY session/connection
3

36. In the client/server model - the device requesting the service is referred to as the ...?
Dynamic
3
Client. Even though a device can be both - the device requesting is defined as client
80

37. Typical port for HTTP?
80
2. FTP requires one for commands and replies and one for actual file transfer
GET - POST - PUT
Simple Mail Transfer Protocol

38. Converged Network
A network that can carry voice - video - and data over the same network
20 and 21
Dynamic
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

39. DNS is used to resolve internet names to ________________? (Hint: plural)
UDP port 110
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Protocol
IP addresses

40. Which is associated with the network layer? IP address - frames - MAC address or physical addressing?
Layer 7 is the application layer and all its components: applications - services and protocols
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 addressing - layer 3
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

41. Which layer is concerned with end to end message delivery?
Virtual terminal session. A connection using Telnet is called a VTY session/connection
SAMBA
Transport - layer 4
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

42. Which is the most popular network service? HTTP - FTP - Telnet or Email?
TCP/UDP port 53
Email. (Note: HTTP is technically a protocol - so that is incorrect)
80
Simple Mail Transfer Protocol

43. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
The application layer - layer 7
Segmentation
23
.com or .net

44. Which is associated with layer 4 of the OSI model--IP - TCP - FTP - or TFTP?
80
TCP - Transmission Control Protocol
3
IP addressing - layer 3

45. The application layer is which layer of the OSI model?
Client. Even though a device can be both - the device requesting is defined as client
Virtual terminal session. A connection using Telnet is called a VTY session/connection
UDP port 110
Layer 7 is the application layer and all its components: applications - services and protocols

46. Give an example of a top level domain
.com or .net
Mail User Agent (i.e. - Thunderbird)
Service - protocol
Physical and MAC

47. Client and server processes are considered to be in what layer?
A network that can carry voice - video - and data over the same network
A service or process that runs in the background to 'listen' to client requests
Mail User Agent (i.e. - Thunderbird)
The application layer - layer 7

48. What type of addressing is find at the OSI layer 2?
TCP/UDP port 53
Physical and MAC
Simple Mail Transfer Protocol
IP addresses

49. Interweaving multiple data streams into one shared communication channel is?
Ipconfig/displaydns
Multiplexing
23
Internet protocol

50. A limited-use protocol owned by a company is?
Proprietary
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
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses