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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. Which is the most popular network service? HTTP - FTP - Telnet or Email?
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)
Proprietary
TCP - Transmission Control Protocol

2. Four characteristics that are addressed by network architecture design
IP addressing - layer 3
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
Fault tolerance - Scalability - Quality of Service - Security

3. A limited-use protocol owned by a company is?
Multiplexing
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Proprietary
Dynamic

4. Interweaving multiple data streams into one shared communication channel is?
Fault tolerance - Scalability - Quality of Service - Security
Multiplexing
23
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

5. The application layer is which layer of the OSI model?
Layer 7 is the application layer and all its components: applications - services and protocols
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
The application layer - layer 7
TCP - Transmission Control Protocol

6. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
Segmentation
A network that can carry voice - video - and data over the same network
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)
SAMBA

7. What does IP stand for?
Internet protocol
Transport - layer 4
Acknowledgment message
2. FTP requires one for commands and replies and one for actual file transfer

8. Typical port for DNS?
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
SAMBA
TCP/UDP port 53

9. Typical port for POP?
Application - Transport - Internet - Network Access
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)
UDP port 110
A NIC

10. MX is what?
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
23
IP addresses
A network that can carry voice - video - and data over the same network

11. The three most common HTTP message types are?
Ipconfig/displaydns
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
GET - POST - PUT
A service or process that runs in the background to 'listen' to client requests

12. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
3
23
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Virtual terminal session. A connection using Telnet is called a VTY session/connection

13. What two separate processes does the email server operate?
IP addressing - layer 3
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)
The application layer - layer 7

14. Linux uses SAMBA - which is a version of which file transfer protocol?
SMB
A network that can carry voice - video - and data over the same network
All People Seem To Need Data Processing
Protocol

15. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Service - protocol
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
TCP/UDP port 53

16. ACK is what?
Segmentation
Dynamic
3
Acknowledgment message

17. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
Segmentation
3
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
25

18. Is ebay P2P or client/server?
Client/server
80
IP addressing - layer 3
Two or more computers connected through a network to share resources without a dedicated server involved.

19. HTTP is used to...

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

21. SMB stands for what?
Multiplexing
SAMBA
.com or .net
Server message block - a request/response protocol

22. What does MUA stand for?
Mail User Agent (i.e. - Thunderbird)
TCP/UDP port 53
Proprietary
Negative Acknowledgment message

23. Typical ports for FTP?
A network that can carry voice - video - and data over the same network
20 and 21
The application layer - layer 7
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

24. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
3
UDP port 67
Channel
23

25. DHCP enables clients on a network to...
Get IP addresses
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Layer 7 is the application layer and all its components: applications - services and protocols
The application layer - layer 7

26. What is GET?
A client request for data
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Fault tolerance - Scalability - Quality of Service - Security
UDP port 110

27. Which is associated with layer 4 of the OSI model--IP - TCP - FTP - or TFTP?
TCP - Transmission Control Protocol
Dynamic
Physical and MAC
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

28. What layer is the top layer in both the OSI and TCP/IP models?
The application layer - layer 7
Proprietary
UDP port 67
Static

29. The HELO command does what in SMTP?
Get IP addresses
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
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
Physical and MAC

30. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
Ipconfig/displaydns
Layer 7 is the application layer and all its components: applications - services and protocols
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
UDP port 67

31. Which layer is concerned with end to end message delivery?
Protocol
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Transport - layer 4
Client/server

32. In the client/server model - the device requesting the service is referred to as the ...?
Mail User Agent (i.e. - Thunderbird)
Client. Even though a device can be both - the device requesting is defined as client
A client request for data
Segmentation

33. Layers of TCP/IP Model
The application layer - layer 7
Static
IP addresses
Application - Transport - Internet - Network Access

34. Which is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
Client/server
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Static

35. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
Static
Protocol
Channel
A client request for data

36. Typical port for SMTP?
25
Physical and MAC
Two or more computers connected through a network to share resources without a dedicated server involved.
Application - Transport - Internet - Network Access

37. What is a peer-to-peer network?
Acknowledgment message
TCP - Transmission Control Protocol
Two or more computers connected through a network to share resources without a dedicated server involved.
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

38. Give an example of a top level domain
.com or .net
20 and 21
Negative Acknowledgment message
2. FTP requires one for commands and replies and one for actual file transfer

39. Converged Network
Client. Even though a device can be both - the device requesting is defined as client
Client/server
Virtual terminal session. A connection using Telnet is called a VTY session/connection
A network that can carry voice - video - and data over the same network

40. Typical port for Telnet?
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)
Physical and MAC
23
Dynamic

41. The TCP/IP application layer consists roughly of which three OSI layers?
Application - Transport - Internet - Network Access
3
Fault tolerance - Scalability - Quality of Service - Security
Application - presentation and session

42. What is the correct OSI top down layer order?
2. FTP requires one for commands and replies and one for actual file transfer
All People Seem To Need Data Processing
Layer 7 is the application layer and all its components: applications - services and protocols
Application - Presentation - Session - Transport - Network - Datalink - Physical

43. A device that moves data between networks?
Segmentation
Router
A NIC
Transport - layer 4

44. Mnemonic for OSI layers
2. FTP requires one for commands and replies and one for actual file transfer
Internet protocol
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
All People Seem To Need Data Processing

45. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
Dynamic
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Mail User Agent (i.e. - Thunderbird)
UDP port 67

46. What does SMTP stand for?
20 and 21
Simple Mail Transfer Protocol
Physical and MAC
A service or process that runs in the background to 'listen' to client requests

47. Protocols perform what tasks?
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 - Transport - Internet - Network Access
SAMBA
Router

48. NAK 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
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Client. Even though a device can be both - the device requesting is defined as client
Negative Acknowledgment message

49. Which is associated with the network layer? IP address - frames - MAC address or physical addressing?
IP addressing - layer 3
Application - Transport - Internet - Network Access
Client/server
Acknowledgment message

50. What is a server daemon?

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