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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. What does IP stand for?
Internet protocol
Static
Layer 7 is the application layer and all its components: applications - services and protocols
All People Seem To Need Data Processing

2. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
20 and 21
SAMBA
Two or more computers connected through a network to share resources without a dedicated server involved.
Multiplexing

3. 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)
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to 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
A NIC

4. Which is the most popular network service? HTTP - FTP - Telnet or Email?
Layer 7 is the application layer and all its components: applications - services and protocols
Get IP addresses
Email. (Note: HTTP is technically a protocol - so that is incorrect)
3

5. Typical port for DNS?
Segmentation
Application - Presentation - Session - Transport - Network - Datalink - Physical
TCP/UDP port 53
Email. (Note: HTTP is technically a protocol - so that is incorrect)

6. Four characteristics that are addressed by network architecture design
Fault tolerance - Scalability - Quality of Service - Security
Channel
Protocol
The application layer - layer 7

7. The device that connects another device to the media?
GET - POST - PUT
Fault tolerance - Scalability - Quality of Service - Security
A NIC
Transport - layer 4

8. What is a server daemon?

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9. Give an example of a top level domain
Static
.com or .net
A network that can carry voice - video - and data over the same network
UDP port 67

10. ACK is what?
A network that can carry voice - video - and data over the same network
Acknowledgment message
GET - POST - PUT
Layer 7 is the application layer and all its components: applications - services and protocols

11. HTTP is used to...

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12. What does SMTP stand for?
3
Simple Mail Transfer Protocol
SMB
80

13. Converged Network
Application - Presentation - Session - Transport - Network - Datalink - Physical
Two or more computers connected through a network to share resources without a dedicated server involved.
A network that can carry voice - video - and data over the same network
Virtual terminal session. A connection using Telnet is called a VTY session/connection

14. The TCP/IP application layer consists roughly of which three OSI layers?
Ipconfig/displaydns
Application - presentation and session
25
Get IP addresses

15. NAK is?
Client. Even though a device can be both - the device requesting is defined as client
Negative Acknowledgment message
A client request for data
Two or more computers connected through a network to share resources without a dedicated server involved.

16. Which is associated with layer 4 of the OSI model--IP - TCP - FTP - or TFTP?
TCP - Transmission Control Protocol
Static
Layer 7 is the application layer and all its components: applications - services and protocols
Router

17. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
SMB
Proprietary
UDP port 67
Ipconfig/displaydns

18. The three most common HTTP message types are?
TCP/UDP port 53
GET - POST - PUT
The application layer - layer 7
UDP port 110

19. What type of addressing is find at the OSI layer 2?
Channel
Physical and MAC
Fault tolerance - Scalability - Quality of Service - Security
Client/server

20. What layer is the top layer in both the OSI and TCP/IP models?
Fault tolerance - Scalability - Quality of Service - Security
The application layer - layer 7
Physical and MAC
A service or process that runs in the background to 'listen' to client requests

21. Is ebay P2P or client/server?
Layer 7 is the application layer and all its components: applications - services and protocols
Mail User Agent (i.e. - Thunderbird)
Client/server
SAMBA

22. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
3
Client. Even though a device can be both - the device requesting is defined as client
Layer 7 is the application layer and all its components: applications - services and protocols
Application - Transport - Internet - Network Access

23. Typical port for HTTP?
Physical and MAC
IP addressing - layer 3
80
Two or more computers connected through a network to share resources without a dedicated server involved.

24. A device that moves data between networks?
Application - presentation and session
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
2. FTP requires one for commands and replies and one for actual file transfer
Router

25. Is a connection using Telnet
Mail User Agent (i.e. - Thunderbird)
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Ipconfig/displaydns
TCP/UDP port 53

26. What is a peer-to-peer network?
A NIC
Ipconfig/displaydns
Two or more computers connected through a network to share resources without a dedicated server involved.
A service or process that runs in the background to 'listen' to client requests

27. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
The application layer - layer 7
Server message block - a request/response protocol
Dynamic
Multiplexing

28. What two separate processes does the email server operate?
Physical and MAC
Channel
Service - protocol
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)

29. A limited-use protocol owned by a company is?
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 exchange record; maps a domain name to a list of mail exchange servers for that domain
Proprietary
80

30. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
Service - protocol
UDP port 67
Acknowledgment message
TCP - Transmission Control Protocol

31. Which is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
UDP port 67
23
SAMBA
Static

32. DNS is used to resolve internet names to ________________? (Hint: plural)
Protocol
A service or process that runs in the background to 'listen' to client requests
Transport - layer 4
IP addresses

33. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
80
Simple Mail Transfer Protocol
Mail User Agent (i.e. - Thunderbird)
Channel

34. MX is what?
Client/server
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Channel
A network that can carry voice - video - and data over the same network

35. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
Proprietary
25
Segmentation
GET - POST - PUT

36. What is the correct OSI top down layer order?
2. FTP requires one for commands and replies and one for actual file transfer
Application - presentation and session
Application - Presentation - Session - Transport - Network - Datalink - Physical
A service or process that runs in the background to 'listen' to client requests

37. Typical port for POP?
Proprietary
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
UDP port 110
Virtual terminal session. A connection using Telnet is called a VTY session/connection

38. What does MUA stand for?
Application - presentation and session
Transport - layer 4
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Mail User Agent (i.e. - Thunderbird)

39. The application layer is which layer of the OSI model?
TCP/UDP port 53
Service - protocol
Layer 7 is the application layer and all its components: applications - services and protocols
SMB

40. Client and server processes are considered to be in what layer?
The application layer - layer 7
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Multiplexing
GET - POST - PUT

41. Interweaving multiple data streams into one shared communication channel is?
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
Client/server
Client. Even though a device can be both - the device requesting is defined as client
Multiplexing

42. Which layer is concerned with end to end message delivery?
Transport - layer 4
Two or more computers connected through a network to share resources without a dedicated server involved.
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)

43. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
.com or .net
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
2. FTP requires one for commands and replies and one for actual file transfer
Acknowledgment message

44. Linux uses SAMBA - which is a version of which file transfer protocol?
TCP/UDP port 53
Server message block - a request/response protocol
SMB
23

45. Protocols perform what tasks?
TCP/UDP port 53
Protocol
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 exchange record; maps a domain name to a list of mail exchange servers for that domain

46. Layers of TCP/IP Model
Get IP addresses
Application - Transport - Internet - Network Access
Proprietary
Simple Mail Transfer Protocol

47. In the client/server model - the device requesting the service is referred to as the ...?
IP addresses
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
TCP - Transmission Control Protocol
Client. Even though a device can be both - the device requesting is defined as client

48. Typical port for DHCP?
All People Seem To Need Data Processing
20 and 21
The application layer - layer 7
UDP port 67

49. Mnemonic for OSI layers
Mail User Agent (i.e. - Thunderbird)
80
All People Seem To Need Data Processing
Multiplexing

50. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
Protocol
Client/server
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
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses