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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. Four characteristics that are addressed by network architecture design
3
Fault tolerance - Scalability - Quality of Service - Security
Internet protocol
A service or process that runs in the background to 'listen' to client requests

2. The three most common HTTP message types are?
SAMBA
Proprietary
GET - POST - PUT
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

3. Typical port for SMTP?
A client request for data
Ipconfig/displaydns
Client. Even though a device can be both - the device requesting is defined as client
25

4. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
Application - Presentation - Session - Transport - Network - Datalink - Physical
3
Service - protocol
Server message block - a request/response protocol

5. The HELO command does what in SMTP?
UDP port 110
3
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Internet protocol

6. MX is what?
Segmentation
Service - protocol
SMB
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

7. Client and server processes are considered to be in what layer?
Multiplexing
.com or .net
Router
The application layer - layer 7

8. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
Router
25
All People Seem To Need Data Processing
Segmentation

9. The application layer is which layer of the OSI model?
Layer 7 is the application layer and all its components: applications - services and protocols
Client/server
The application layer - layer 7
A client request for data

10. Layers of TCP/IP Model
UDP port 110
Application - Transport - Internet - Network Access
Protocol
Get IP addresses

11. Typical port for Telnet?
23
Two or more computers connected through a network to share resources without a dedicated server involved.
UDP port 110
Acknowledgment message

12. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
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
Application - Presentation - Session - Transport - Network - Datalink - Physical
Get IP addresses
Ipconfig/displaydns

13. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
GET - POST - PUT
Router
A client request for data
Protocol

14. A device that moves data between networks?
Dynamic
Proprietary
Router
Transport - layer 4

15. ACK is what?
UDP port 110
Router
Acknowledgment message
Transport - layer 4

16. Typical port for DHCP?
Transport - layer 4
UDP port 67
GET - POST - PUT
Application - Transport - Internet - Network Access

17. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
Transport - layer 4
UDP port 67
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

18. A limited-use protocol owned by a company is?
Application - Transport - Internet - Network Access
TCP - Transmission Control Protocol
Proprietary
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

19. Three functions performed by Presentation Layer
Channel
Application - Presentation - Session - Transport - Network - Datalink - Physical
2. FTP requires one for commands and replies and one for actual file transfer
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

20. What is a peer-to-peer network?
Two or more computers connected through a network to share resources without a dedicated server involved.
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Protocol
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

21. Give an example of a top level domain
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
.com or .net
Negative Acknowledgment message
Acknowledgment message

22. End vs Intermediary Device
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
GET - POST - PUT
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)

23. Typical port for POP?
Protocol
TCP - Transmission Control Protocol
UDP port 110
Client/server

24. Mnemonic for OSI layers
Physical and MAC
Router
Application - presentation and session
All People Seem To Need Data Processing

25. 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
Application - Transport - Internet - Network Access
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

26. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
Proprietary
3
Transport - layer 4
The application layer - layer 7

27. Typical port for DNS?
A network that can carry voice - video - and data over the same network
GET - POST - PUT
Static
TCP/UDP port 53

28. Protocols perform what tasks?
SMB
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 client request for data
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)

29. SMB stands for what?
Service - protocol
Server message block - a request/response protocol
Channel
Two or more computers connected through a network to share resources without a dedicated server involved.

30. What does IP stand for?
Get IP addresses
Negative Acknowledgment message
A network that can carry voice - video - and data over the same network
Internet protocol

31. The TCP/IP application layer consists roughly of which three OSI layers?
IP addresses
IP addressing - layer 3
Router
Application - presentation and session

32. Converged Network
SMB
All People Seem To Need Data Processing
Negative Acknowledgment message
A network that can carry voice - video - and data over the same network

33. What does MUA stand for?
All People Seem To Need Data Processing
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Router
Mail User Agent (i.e. - Thunderbird)

34. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
The application layer - layer 7
23
IP addressing - layer 3
Dynamic

35. HTTP is used to...

36. What layer is the top layer in both the OSI and TCP/IP models?
A NIC
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)
The application layer - layer 7

37. Interweaving multiple data streams into one shared communication channel is?
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Multiplexing
Two or more computers connected through a network to share resources without a dedicated server involved.
Server message block - a request/response protocol

38. What is the correct OSI top down layer order?
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Application - Presentation - Session - Transport - Network - Datalink - Physical
TCP - Transmission Control Protocol
Client/server

39. What is GET?
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Email. (Note: HTTP is technically a protocol - so that is incorrect)
UDP port 67
A client request for data

40. Which is associated with the network layer? IP address - frames - MAC address or physical addressing?
A client request for data
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
IP addressing - layer 3

41. The device that connects another device to the media?
A NIC
SMB
The application layer - layer 7
The application layer - layer 7

42. DNS is used to resolve internet names to ________________? (Hint: plural)
Internet protocol
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
UDP port 110
IP addresses

43. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
A service or process that runs in the background to 'listen' to client requests
Two or more computers connected through a network to share resources without a dedicated server involved.
SAMBA
The application layer - layer 7

44. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
Channel
3
Layer 7 is the application layer and all its components: applications - services and protocols
Proprietary

45. Which is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
Static
Server message block - a request/response protocol
SAMBA
Negative Acknowledgment message

46. What type of addressing is find at the OSI layer 2?
A NIC
UDP port 110
Layer 7 is the application layer and all its components: applications - services and protocols
Physical and MAC

47. NAK is?
A client request for data
Negative Acknowledgment message
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
20 and 21

48. Typical port for HTTP?
80
25
Protocol
IP addresses

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

50. What two separate processes does the email server operate?
Server message block - a request/response protocol
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Negative Acknowledgment message
SAMBA