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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?
A NIC
Application - Presentation - Session - Transport - Network - Datalink - Physical
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

2. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
25
Application - Transport - Internet - Network Access
Client. Even though a device can be both - the device requesting is defined as client
Service - protocol

3. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
Protocol
Transport - layer 4
Router
80

4. Which is the most popular network service? HTTP - FTP - Telnet or Email?
SMB
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Fault tolerance - Scalability - Quality of Service - Security
Email. (Note: HTTP is technically a protocol - so that is incorrect)

5. Client and server processes are considered to be in what layer?
Client/server
The application layer - layer 7
IP addressing - layer 3
TCP - Transmission Control Protocol

6. Interweaving multiple data streams into one shared communication channel is?
Proprietary
Application - Transport - Internet - Network Access
Multiplexing
UDP port 110

7. Four characteristics that are addressed by network architecture design
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
25
Service - protocol
Fault tolerance - Scalability - Quality of Service - Security

8. What layer is the top layer in both the OSI and TCP/IP models?
Proprietary
The application layer - layer 7
Server message block - a request/response protocol
Physical and MAC

9. The three most common HTTP message types are?
GET - POST - PUT
UDP port 110
IP addressing - layer 3
A service or process that runs in the background to 'listen' to client requests

10. SMB stands for what?
.com or .net
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Server message block - a request/response protocol
TCP/UDP port 53

11. What does MUA stand for?
Proprietary
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Mail User Agent (i.e. - Thunderbird)
Layer 7 is the application layer and all its components: applications - services and protocols

12. DHCP enables clients on a network to...
Simple Mail Transfer Protocol
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Negative Acknowledgment message
Get IP addresses

13. HTTP is used to...

14. The device that connects another device to the media?
Layer 7 is the application layer and all its components: applications - services and protocols
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
A NIC
Static

15. The application layer is which layer of the OSI model?
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Layer 7 is the application layer and all its components: applications - services and protocols
TCP/UDP port 53

16. A device that moves data between networks?
Router
Two or more computers connected through a network to share resources without a dedicated server involved.
25
Static

17. What does SMTP stand for?
A network that can carry voice - video - and data over the same network
2. FTP requires one for commands and replies and one for actual file transfer
Simple Mail Transfer Protocol
25

18. Converged Network
Router
A network that can carry voice - video - and data over the same network
Negative Acknowledgment message
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

19. A limited-use protocol owned by a company is?
Client. Even though a device can be both - the device requesting is defined as client
IP addresses
Static
Proprietary

20. What is a server daemon?

21. Typical port for DHCP?
Static
UDP port 67
Get IP addresses
Transport - layer 4

22. Protocols perform what tasks?
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Two or more computers connected through a network to share resources without a dedicated server involved.
Router
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)

23. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
A NIC
3
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Physical and MAC

24. The TCP/IP application layer consists roughly of which three OSI layers?
Dynamic
Static
Application - presentation and session
Physical and MAC

25. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
.com or .net
Internet protocol
SAMBA

26. Typical port for DNS?
Application - Presentation - Session - Transport - Network - Datalink - Physical
The application layer - layer 7
Segmentation
TCP/UDP port 53

27. Typical port for HTTP?
80
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
SAMBA
Physical and MAC

28. Layers of TCP/IP Model
A service or process that runs in the background to 'listen' to client requests
All People Seem To Need Data Processing
Application - Transport - Internet - Network Access
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses

29. Linux uses SAMBA - which is a version of which file transfer protocol?
SMB
GET - POST - PUT
Internet protocol
A network that can carry voice - video - and data over the same network

30. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
Internet protocol
2. FTP requires one for commands and replies and one for actual file transfer
Application - Transport - Internet - Network Access
Multiplexing

31. DNS is used to resolve internet names to ________________? (Hint: plural)
Physical and MAC
The application layer - layer 7
IP addresses
A NIC

32. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
Ipconfig/displaydns
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Proprietary
Get IP addresses

33. Typical port for Telnet?
Segmentation
23
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

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

35. Mnemonic for OSI layers
23
The application layer - layer 7
Transport - layer 4
All People Seem To Need Data Processing

36. What two separate processes does the email server operate?
GET - POST - PUT
Client. Even though a device can be both - the device requesting is defined as client
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
UDP port 67

37. ACK is what?
Mail User Agent (i.e. - Thunderbird)
Acknowledgment message
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Router

38. What does IP stand for?
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)
IP addressing - layer 3
Internet protocol
Virtual terminal session. A connection using Telnet is called a VTY session/connection

39. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
2. FTP requires one for commands and replies and one for actual file transfer
The application layer - layer 7
Channel
Negative Acknowledgment message

40. Typical ports for FTP?
A network that can carry voice - video - and data over the same network
Client. Even though a device can be both - the device requesting is defined as client
20 and 21
A service or process that runs in the background to 'listen' to client requests

41. Is a connection using Telnet
80
Transport - layer 4
Virtual terminal session. A connection using Telnet is called a VTY session/connection
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)

42. What type of addressing is find at the OSI layer 2?
A network that can carry voice - video - and data over the same network
Transport - layer 4
Client. Even though a device can be both - the device requesting is defined as client
Physical and MAC

43. 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
23
Email. (Note: HTTP is technically a protocol - so that is incorrect)
IP addressing - layer 3

44. Is ebay P2P or client/server?
Client/server
A NIC
Physical and MAC
Client. Even though a device can be both - the device requesting is defined as client

45. MX is what?
Email. (Note: HTTP is technically a protocol - so that is incorrect)
.com or .net
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
IP addressing - layer 3

46. The HELO command does what in SMTP?
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Application - Transport - Internet - Network Access
Static
Acknowledgment message

47. End vs Intermediary Device
UDP port 67
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
IP addressing - layer 3

48. Which is associated with the network layer? IP address - frames - MAC address or physical addressing?
IP addressing - layer 3
The application layer - layer 7
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

49. NAK is?
Negative Acknowledgment message
.com or .net
IP addresses
SMB

50. Typical port for POP?
UDP port 110
3
Ipconfig/displaydns
TCP - Transmission Control Protocol