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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 is the correct OSI top down layer order?
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)
Acknowledgment message
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Application - Presentation - Session - Transport - Network - Datalink - Physical

2. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
Layer 7 is the application layer and all its components: applications - services and protocols
Mail User Agent (i.e. - Thunderbird)
25
2. FTP requires one for commands and replies and one for actual file transfer

3. HTTP is used to...

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4. MX is what?
Physical and MAC
20 and 21
GET - POST - PUT
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

5. Four characteristics that are addressed by network architecture design
Layer 7 is the application layer and all its components: applications - services and protocols
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Simple Mail Transfer Protocol
Fault tolerance - Scalability - Quality of Service - Security

6. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
SAMBA
23
IP addressing - layer 3
2. FTP requires one for commands and replies and one for actual file transfer

7. Interweaving multiple data streams into one shared communication channel is?
Multiplexing
Static
Ipconfig/displaydns
A service or process that runs in the background to 'listen' to client requests

8. What is a server daemon?

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9. Linux uses SAMBA - which is a version of which file transfer protocol?
A NIC
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Segmentation
SMB

10. Which layer is concerned with end to end message delivery?
Application - presentation and session
Client/server
Transport - layer 4
Channel

11. The device that connects another device to the media?
Client/server
SMB
2. FTP requires one for commands and replies and one for actual file transfer
A NIC

12. SMB stands for what?
20 and 21
Server message block - a request/response protocol
Proprietary
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses

13. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
Negative Acknowledgment message
GET - POST - PUT
Segmentation
UDP port 67

14. Typical port for DHCP?
UDP port 67
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
IP addresses
SAMBA

15. Three functions performed by Presentation Layer
TCP - Transmission Control Protocol
Fault tolerance - Scalability - Quality of Service - Security
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
Segmentation

16. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
Simple Mail Transfer Protocol
Dynamic
A service or process that runs in the background to 'listen' to client requests
Application - presentation and session

17. Typical port for Telnet?
UDP port 110
IP addressing - layer 3
23
All People Seem To Need Data Processing

18. ACK is what?
Acknowledgment message
Dynamic
Segmentation
Application - Presentation - Session - Transport - Network - Datalink - Physical

19. Typical ports for FTP?
20 and 21
TCP - Transmission Control Protocol
Proprietary
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses

20. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
Ipconfig/displaydns
3
Server message block - a request/response protocol
Get IP addresses

21. Is a connection using Telnet
UDP port 67
Virtual terminal session. A connection using Telnet is called a VTY session/connection
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Application - presentation and session

22. End vs Intermediary Device
80
SMB
Acknowledgment message
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

23. Typical port for POP?
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
3
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
UDP port 110

24. A limited-use protocol owned by a company is?
80
Proprietary
Acknowledgment message
Application - presentation and session

25. What type of addressing is find at the OSI layer 2?
Negative Acknowledgment message
Physical and MAC
IP addressing - layer 3
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

26. What does MUA stand for?
Fault tolerance - Scalability - Quality of Service - Security
IP addresses
Mail User Agent (i.e. - Thunderbird)
Email. (Note: HTTP is technically a protocol - so that is incorrect)

27. DHCP enables clients on a network to...
UDP port 67
A NIC
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Get IP addresses

28. In the client/server model - the device requesting the service is referred to as the ...?
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
Client. Even though a device can be both - the device requesting is defined as client
Transport - layer 4

29. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
Mail User Agent (i.e. - Thunderbird)
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Service - protocol
A client request for data

30. Is ebay P2P or client/server?
Client/server
UDP port 110
The application layer - layer 7
TCP - Transmission Control Protocol

31. Client and server processes are considered to be in what 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)
Protocol
80
The application layer - layer 7

32. A device that moves data between networks?
Physical and MAC
3
Router
Simple Mail Transfer Protocol

33. Typical port for DNS?
TCP/UDP port 53
Email. (Note: HTTP is technically a protocol - so that is incorrect)
SMB
A NIC

34. What does IP stand for?
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Internet protocol
A NIC
Virtual terminal session. A connection using Telnet is called a VTY session/connection

35. NAK is?
Virtual terminal session. A connection using Telnet is called a VTY session/connection
The application layer - layer 7
Negative Acknowledgment message
SMB

36. Which is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
80
UDP port 110
GET - POST - PUT
Static

37. Layers of TCP/IP Model
Router
The application layer - layer 7
Application - Transport - Internet - Network Access
Application - presentation and session

38. Converged Network
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
A network that can carry voice - video - and data over the same network
Fault tolerance - Scalability - Quality of Service - Security
The application layer - layer 7

39. Give an example of a top level domain
.com or .net
TCP/UDP port 53
The application layer - layer 7
A client request for data

40. Typical port for HTTP?
Channel
Server message block - a request/response protocol
80
25

41. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
.com or .net
SAMBA
Server message block - a request/response protocol
Protocol

42. The TCP/IP application layer consists roughly of which three OSI layers?
Protocol
Application - presentation and session
Application - Transport - Internet - Network Access
20 and 21

43. What two separate processes does the email server operate?
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Mail User Agent (i.e. - Thunderbird)
Static

44. What layer is the top layer in both the OSI and TCP/IP models?
Client/server
The application layer - layer 7
Protocol
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)

45. The three most common HTTP message types are?
IP addresses
TCP/UDP port 53
GET - POST - PUT
Multiplexing

46. What is GET?
3
Fault tolerance - Scalability - Quality of Service - Security
A client request for data
Two or more computers connected through a network to share resources without a dedicated server involved.

47. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
UDP port 110
3
IP addressing - layer 3
A service or process that runs in the background to 'listen' to client requests

48. Protocols perform what tasks?
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
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)
TCP - Transmission Control Protocol

49. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
A NIC
Dynamic
Channel
Transport - layer 4

50. Which is the most popular network service? HTTP - FTP - Telnet or Email?
Static
Negative Acknowledgment message
Email. (Note: HTTP is technically a protocol - so that is incorrect)
.com or .net