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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 DOS command displays all the cached DNS entries on a WinXP/Win2k system?
Get IP addresses
Ipconfig/displaydns
TCP/UDP port 53
23

2. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
Protocol
Static
Negative Acknowledgment message
Email. (Note: HTTP is technically a protocol - so that is incorrect)

3. What is GET?
A client request for data
Segmentation
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Service - protocol

4. The three most common HTTP message types are?
GET - POST - PUT
Ipconfig/displaydns
A network that can carry voice - video - and data over the same network
All People Seem To Need Data Processing

5. HTTP is used to...

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6. In the client/server model - the device requesting the service is referred to as the ...?
Layer 7 is the application layer and all its components: applications - services and protocols
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Client. Even though a device can be both - the device requesting is defined as client
23

7. Typical port for POP?
Segmentation
Fault tolerance - Scalability - Quality of Service - Security
UDP port 110
Static

8. Is a connection using Telnet
All People Seem To Need Data Processing
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Virtual terminal session. A connection using Telnet is called a VTY session/connection
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

9. The device that connects another device to the media?
Email. (Note: HTTP is technically a protocol - so that is incorrect)
A NIC
Application - presentation and session
Segmentation

10. Client and server processes are considered to be in what layer?
Two or more computers connected through a network to share resources without a dedicated server involved.
Fault tolerance - Scalability - Quality of Service - Security
The application layer - layer 7
Virtual terminal session. A connection using Telnet is called a VTY session/connection

11. What type of addressing is find at the OSI layer 2?
Simple Mail Transfer Protocol
Physical and MAC
Application - Transport - Internet - Network Access
The application layer - layer 7

12. DNS is used to resolve internet names to ________________? (Hint: plural)
Client/server
IP addresses
Service - protocol
A service or process that runs in the background to 'listen' to client requests

13. MX is what?
The application layer - layer 7
Fault tolerance - Scalability - Quality of Service - Security
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
A client request for data

14. What is a server daemon?

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15. Typical port for SMTP?
25
Dynamic
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Client. Even though a device can be both - the device requesting is defined as client

16. Which is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
GET - POST - PUT
Transport - layer 4
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Static

17. What does MUA stand for?
20 and 21
TCP - Transmission Control Protocol
Mail User Agent (i.e. - Thunderbird)
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

18. Mnemonic for OSI layers
All People Seem To Need Data Processing
A service or process that runs in the background to 'listen' to client requests
GET - POST - PUT
IP addresses

19. NAK is?
Negative Acknowledgment message
IP addressing - layer 3
20 and 21
A NIC

20. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
IP addressing - layer 3
Segmentation
Two or more computers connected through a network to share resources without a dedicated server involved.
Get IP addresses

21. SMB stands for what?
Server message block - a request/response protocol
Internet protocol
Static
A network that can carry voice - video - and data over the same network

22. Typical port for HTTP?
Physical and MAC
IP addresses
SMB
80

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

24. The application layer is which layer of the OSI model?
Physical and MAC
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Acknowledgment message
Layer 7 is the application layer and all its components: applications - services and protocols

25. Converged Network
20 and 21
A network that can carry voice - video - and data over the same network
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

26. DHCP enables clients on a network to...
Get IP addresses
Transport - layer 4
Application - Presentation - Session - Transport - Network - Datalink - Physical
Client. Even though a device can be both - the device requesting is defined as client

27. What two separate processes does the email server operate?
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
TCP - Transmission Control Protocol
Layer 7 is the application layer and all its components: applications - services and protocols
Channel

28. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
20 and 21
IP addresses
2. FTP requires one for commands and replies and one for actual file transfer
Dynamic

29. What is the correct OSI top down layer order?
Simple Mail Transfer Protocol
Application - Presentation - Session - Transport - Network - Datalink - Physical
Get IP addresses
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

30. Typical port for DHCP?
80
UDP port 67
Application - Presentation - Session - Transport - Network - Datalink - Physical
Proprietary

31. Typical ports for FTP?
20 and 21
Get IP addresses
Service - protocol
All People Seem To Need Data Processing

32. The HELO command does what in SMTP?
Protocol
Router
Ipconfig/displaydns
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

33. Typical port for DNS?
TCP/UDP port 53
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Get IP addresses
SAMBA

34. Protocols perform what tasks?
UDP port 67
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
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)

35. A limited-use protocol owned by a company is?
Dynamic
Proprietary
IP addresses
Client/server

36. Which layer is concerned with end to end message delivery?
Transport - layer 4
Ipconfig/displaydns
UDP port 110
UDP port 67

37. Which is associated with layer 4 of the OSI model--IP - TCP - FTP - or TFTP?
TCP - Transmission Control Protocol
25
Internet protocol
Email. (Note: HTTP is technically a protocol - so that is incorrect)

38. Four characteristics that are addressed by network architecture design
80
Application - Presentation - Session - Transport - Network - Datalink - Physical
Fault tolerance - Scalability - Quality of Service - Security
All People Seem To Need Data Processing

39. Linux uses SAMBA - which is a version of which file transfer protocol?
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
IP addresses
SMB
The application layer - layer 7

40. What layer is the top layer in both the OSI and TCP/IP models?
The application layer - layer 7
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
A service or process that runs in the background to 'listen' to client requests
IP addresses

41. Give an example of a top level domain
Application - Presentation - Session - Transport - Network - Datalink - Physical
80
Application - Transport - Internet - Network Access
.com or .net

42. Is ebay P2P or client/server?
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Client/server
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Proprietary

43. Interweaving multiple data streams into one shared communication channel is?
Internet protocol
Multiplexing
Two or more computers connected through a network to share resources without a dedicated server involved.
Ipconfig/displaydns

44. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
Channel
The application layer - layer 7
3
A client request for data

45. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
80
Dynamic
Proprietary
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

46. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
23
Dynamic
SAMBA
2. FTP requires one for commands and replies and one for actual file transfer

47. Which is associated with the network layer? IP address - frames - MAC address or physical addressing?
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Fault tolerance - Scalability - Quality of Service - Security
IP addressing - layer 3
Transport - layer 4

48. Layers of TCP/IP Model
Acknowledgment message
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Application - Transport - Internet - Network Access
Get IP addresses

49. What is a peer-to-peer network?
Two or more computers connected through a network to share resources without a dedicated server involved.
80
The application layer - layer 7
All People Seem To Need Data Processing

50. Which is the most popular network service? HTTP - FTP - Telnet or Email?
IP addresses
Application - Presentation - Session - Transport - Network - Datalink - Physical
Email. (Note: HTTP is technically a protocol - so that is incorrect)
A client request for data