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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 associated with layer 4 of the OSI model--IP - TCP - FTP - or TFTP?
80
Acknowledgment message
TCP - Transmission Control Protocol
IP addressing - layer 3

2. DHCP enables clients on a network to...
SAMBA
Get IP addresses
Ipconfig/displaydns
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

3. Typical port for DHCP?
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
3
UDP port 67

4. The device that connects another device to the media?
A NIC
Acknowledgment message
Static
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. Which is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Two or more computers connected through a network to share resources without a dedicated server involved.
Static
Virtual terminal session. A connection using Telnet is called a VTY session/connection

6. What does SMTP stand for?
TCP - Transmission Control Protocol
3
Simple Mail Transfer 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

7. Four characteristics that are addressed by network architecture design
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
A service or process that runs in the background to 'listen' to client requests
2. FTP requires one for commands and replies and one for actual file transfer
Fault tolerance - Scalability - Quality of Service - Security

8. Which is the most popular network service? HTTP - FTP - Telnet or Email?
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Physical and MAC
3
Email. (Note: HTTP is technically a protocol - so that is incorrect)

9. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
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
3
Client/server
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

10. Client and server processes are considered to be in what layer?
The application layer - layer 7
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
IP addresses

11. Give an example of a top level domain
Static
Layer 7 is the application layer and all its components: applications - services and protocols
A NIC
.com or .net

12. Typical port for DNS?
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Segmentation
TCP/UDP port 53
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)

13. Protocols perform what tasks?
Mail User Agent (i.e. - Thunderbird)
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)
Internet protocol
UDP port 67

14. In the client/server model - the device requesting the service is referred to as the ...?
Simple Mail Transfer Protocol
Layer 7 is the application layer and all its components: applications - services and protocols
Client. Even though a device can be both - the device requesting is defined as client
Application - presentation and session

15. Typical ports for FTP?
Physical and MAC
Client/server
20 and 21
Ipconfig/displaydns

16. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Segmentation
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

17. SMB stands for what?
Server message block - a request/response protocol
Negative Acknowledgment message
Internet protocol
Virtual terminal session. A connection using Telnet is called a VTY session/connection

18. Layers of TCP/IP Model
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)
Simple Mail Transfer Protocol
Application - Presentation - Session - Transport - Network - Datalink - Physical

19. What is GET?
A service or process that runs in the background to 'listen' to client requests
Layer 7 is the application layer and all its components: applications - services and protocols
A client request for data
SMB

20. Mnemonic for OSI layers
Static
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
All People Seem To Need Data Processing

21. Typical port for Telnet?
Client. Even though a device can be both - the device requesting is defined as client
23
SMB
Multiplexing

22. Converged Network
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Two or more computers connected through a network to share resources without a dedicated server involved.
A NIC
A network that can carry voice - video - and data over the same network

23. What does IP stand for?
Application - presentation and session
Internet protocol
Application - Transport - Internet - Network Access
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

24. Linux uses SAMBA - which is a version of which file transfer protocol?
SMB
Protocol
Acknowledgment message
Ipconfig/displaydns

25. What type of addressing is find at the OSI layer 2?
The application layer - layer 7
UDP port 67
Physical and MAC
Application - Transport - Internet - Network Access

26. A device that moves data between networks?
Fault tolerance - Scalability - Quality of Service - Security
A network that can carry voice - video - and data over the same network
Router
Channel

27. MX is what?
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
GET - POST - PUT
Transport - layer 4
Client/server

28. What does MUA stand for?
Mail User Agent (i.e. - Thunderbird)
Application - Transport - Internet - Network Access
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
Server message block - a request/response protocol
Service - protocol
The application layer - layer 7
.com or .net

30. The three most common HTTP message types are?
2. FTP requires one for commands and replies and one for actual file transfer
Get IP addresses
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)
GET - POST - PUT

31. End vs Intermediary Device
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Physical and MAC
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Application - Transport - Internet - Network Access

32. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
SAMBA
Static
Segmentation
Acknowledgment message

33. What is the correct OSI top down layer order?
Application - Presentation - Session - Transport - Network - Datalink - Physical
Mail User Agent (i.e. - Thunderbird)
Simple Mail Transfer Protocol
IP addresses

34. Typical port for POP?
80
Acknowledgment message
A NIC
UDP port 110

35. The TCP/IP application layer consists roughly of which three OSI layers?
Application - presentation and session
Mail User Agent (i.e. - Thunderbird)
Service - protocol
20 and 21

36. What is a peer-to-peer network?
TCP - Transmission Control Protocol
Two or more computers connected through a network to share resources without a dedicated server involved.
A client request for data
25

37. What two separate processes does the email server operate?
Proprietary
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Client/server
TCP - Transmission Control Protocol

38. Is ebay P2P or client/server?
Channel
Protocol
Client/server
SMB

39. What is a server daemon?

40. ACK is what?
Acknowledgment message
Router
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

41. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
The application layer - layer 7
Two or more computers connected through a network to share resources without a dedicated server involved.
Get IP addresses
Dynamic

42. 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
Proprietary
.com or .net

43. Interweaving multiple data streams into one shared communication channel is?
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)
Multiplexing
25

44. What layer is the top layer in both the OSI and TCP/IP models?
TCP - Transmission Control Protocol
Acknowledgment message
The application layer - layer 7
Transport - layer 4

45. The HELO command does what in SMTP?
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
SAMBA
20 and 21

46. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
UDP port 67
Ipconfig/displaydns
23
Server message block - a request/response protocol

47. The application layer is which layer of the OSI model?
UDP port 67
2. FTP requires one for commands and replies and one for actual file transfer
3
Layer 7 is the application layer and all its components: applications - services and protocols

48. DNS is used to resolve internet names to ________________? (Hint: plural)
Protocol
IP addresses
Segmentation
Fault tolerance - Scalability - Quality of Service - Security

49. HTTP is used to...

50. NAK is?
23
GET - POST - PUT
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)
Negative Acknowledgment message