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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. ACK is what?
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
A service or process that runs in the background to 'listen' to client requests
Acknowledgment message

2. What layer is the top layer in both the OSI and TCP/IP models?
The application layer - layer 7
25
3
Protocol

3. Protocols perform what tasks?
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
23
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)
Application - presentation and session

4. Four characteristics that are addressed by network architecture design
Fault tolerance - Scalability - Quality of Service - Security
IP addresses
Get IP addresses
A service or process that runs in the background to 'listen' to client requests

5. The three most common HTTP message types are?
UDP port 67
Ipconfig/displaydns
GET - POST - PUT
IP addresses

6. End vs Intermediary Device
Service - protocol
SAMBA
Acknowledgment message
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

7. HTTP is used to...

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8. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
TCP/UDP port 53
.com or .net
Segmentation
Router

9. What does IP stand for?
Internet protocol
Client/server
Dynamic
Virtual terminal session. A connection using Telnet is called a VTY session/connection

10. A device that moves data between networks?
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Router
3
Ipconfig/displaydns

11. Layers of TCP/IP Model
2. FTP requires one for commands and replies and one for actual file transfer
Application - Transport - Internet - Network Access
Protocol
TCP - Transmission Control Protocol

12. The HELO command does what in SMTP?
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Application - Presentation - Session - Transport - Network - Datalink - Physical
.com or .net
GET - POST - PUT

13. Which is associated with the network layer? IP address - frames - MAC address or physical addressing?
The application layer - layer 7
IP addressing - layer 3
Mail User Agent (i.e. - Thunderbird)
Dynamic

14. In the client/server model - the device requesting the service is referred to as the ...?
Acknowledgment message
Application - Transport - Internet - Network Access
.com or .net
Client. Even though a device can be both - the device requesting is defined as client

15. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
Layer 7 is the application layer and all its components: applications - services and protocols
The application layer - layer 7
Service - protocol
Get IP addresses

16. Typical port for POP?
SAMBA
UDP port 110
Protocol
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

17. Which is the most popular network service? HTTP - FTP - Telnet or Email?
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Router
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Two or more computers connected through a network to share resources without a dedicated server involved.

18. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Channel
A NIC
Ipconfig/displaydns

19. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
UDP port 67
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Application - presentation and session
Ipconfig/displaydns

20. Typical port for Telnet?
Dynamic
23
80
2. FTP requires one for commands and replies and one for actual file transfer

21. Typical port for HTTP?
80
Application - Transport - Internet - Network Access
Dynamic
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)

22. What does MUA stand for?
Mail User Agent (i.e. - Thunderbird)
Segmentation
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

23. Interweaving multiple data streams into one shared communication channel is?
Internet protocol
GET - POST - PUT
3
Multiplexing

24. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
Application - Presentation - Session - Transport - Network - Datalink - Physical
A NIC
SAMBA
Client. Even though a device can be both - the device requesting is defined as client

25. Which layer is concerned with end to end message delivery?
Two or more computers connected through a network to share resources without a dedicated server involved.
Transport - layer 4
The application layer - layer 7
Negative Acknowledgment message

26. What type of addressing is find at the OSI layer 2?
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
Application - Presentation - Session - Transport - Network - Datalink - Physical
Physical and MAC

27. Give an example of a top level domain
The application layer - layer 7
Client. Even though a device can be both - the device requesting is defined as client
Internet protocol
.com or .net

28. The TCP/IP application layer consists roughly of which three OSI layers?
Application - presentation and session
A NIC
Fault tolerance - Scalability - Quality of Service - Security
IP addresses

29. The application layer is which layer of the OSI model?
Layer 7 is the application layer and all its components: applications - services and protocols
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. Even though a device can be both - the device requesting is defined as client
SMB

30. Is ebay P2P or client/server?
IP addressing - layer 3
IP addresses
Client/server
A NIC

31. What is the correct OSI top down layer order?
Acknowledgment message
Application - Presentation - Session - Transport - Network - Datalink - Physical
20 and 21
Transport - layer 4

32. The device that connects another device to the media?
IP addressing - layer 3
23
Client. Even though a device can be both - the device requesting is defined as client
A NIC

33. What two separate processes does the email server operate?
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Multiplexing
3
Transport - layer 4

34. What is GET?
Mail User Agent (i.e. - Thunderbird)
Service - protocol
A client request for data
IP addresses

35. DHCP enables clients on a network to...
A network that can carry voice - video - and data over the same network
Ipconfig/displaydns
Get IP addresses
Virtual terminal session. A connection using Telnet is called a VTY session/connection

36. Typical ports for FTP?
IP addresses
20 and 21
Simple Mail Transfer Protocol
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

37. Three functions performed by Presentation Layer
Acknowledgment message
Fault tolerance - Scalability - Quality of Service - Security
Layer 7 is the application layer and all its components: applications - services and protocols
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

38. What does SMTP stand for?
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Router
Simple Mail Transfer Protocol
80

39. Typical port for DNS?
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
TCP/UDP port 53
A service or process that runs in the background to 'listen' to client requests
Server message block - a request/response protocol

40. Typical port for SMTP?
25
2. FTP requires one for commands and replies and one for actual file transfer
Get IP addresses
TCP/UDP port 53

41. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
25
80
A service or process that runs in the background to 'listen' to client requests
2. FTP requires one for commands and replies and one for actual file transfer

42. Linux uses SAMBA - which is a version of which file transfer protocol?
SMB
Application - Presentation - Session - Transport - Network - Datalink - Physical
Server message block - a request/response protocol
Virtual terminal session. A connection using Telnet is called a VTY session/connection

43. Typical port for DHCP?
UDP port 67
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
23
Dynamic

44. Is a connection using Telnet
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
Proprietary
Two or more computers connected through a network to share resources without a dedicated server involved.

45. Client and server processes are considered to be in what layer?
Segmentation
All People Seem To Need Data Processing
Get IP addresses
The application layer - layer 7

46. Which is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
Static
SAMBA
TCP - Transmission Control Protocol
Application - presentation and session

47. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
3
.com or .net
Negative Acknowledgment message
A client request for data

48. Which is associated with layer 4 of the OSI model--IP - TCP - FTP - or TFTP?
A network that can carry voice - video - and data over the same network
TCP - Transmission Control Protocol
Physical and MAC
All People Seem To Need Data Processing

49. Converged Network
Application - Transport - Internet - Network Access
Application - presentation and session
A network that can carry voice - video - and data over the same network
Channel

50. A limited-use protocol owned by a company is?
Proprietary
Protocol
Client. Even though a device can be both - the device requesting is defined as client
Mail User Agent (i.e. - Thunderbird)