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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. The TCP/IP application layer consists roughly of which three OSI layers?
20 and 21
Application - presentation and session
TCP/UDP port 53
Protocol

2. Typical ports for FTP?
Layer 7 is the application layer and all its components: applications - services and protocols
Two or more computers connected through a network to share resources without a dedicated server involved.
20 and 21
Ipconfig/displaydns

3. Four characteristics that are addressed by network architecture design
2. FTP requires one for commands and replies and one for actual file transfer
Fault tolerance - Scalability - Quality of Service - Security
A network that can carry voice - video - and data over the same network
Router

4. Three functions performed by Presentation Layer
Server message block - a request/response protocol
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
Dynamic

5. HTTP is used to...

6. Which is associated with layer 4 of the OSI model--IP - TCP - FTP - or TFTP?
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
SMB
TCP/UDP port 53
TCP - Transmission Control Protocol

7. DNS is used to resolve internet names to ________________? (Hint: plural)
20 and 21
Acknowledgment message
IP addresses
2. FTP requires one for commands and replies and one for actual file transfer

8. Which is associated with the network layer? IP address - frames - MAC address or physical addressing?
IP addressing - layer 3
Two or more computers connected through a network to share resources without a dedicated server involved.
2. FTP requires one for commands and replies and one for actual file transfer
Router

9. Typical port for DHCP?
3
Protocol
Ipconfig/displaydns
UDP port 67

10. Which is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
Negative Acknowledgment message
A NIC
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)
Static

11. What does IP stand for?
25
Internet protocol
All People Seem To Need Data Processing
IP addresses

12. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
Service - protocol
Protocol
All People Seem To Need Data Processing
Proprietary

13. Which is the most popular network service? HTTP - FTP - Telnet or Email?
Two or more computers connected through a network to share resources without a dedicated server involved.
Transport - layer 4
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Proprietary

14. Layers of TCP/IP Model
Application - Transport - Internet - Network Access
TCP - Transmission Control Protocol
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
SMB

15. What is GET?
A service or process that runs in the background to 'listen' to client requests
A client request for data
Multiplexing
Get IP addresses

16. Give an example of a top level domain
23
TCP/UDP port 53
.com or .net
Mail User Agent (i.e. - Thunderbird)

17. Typical port for SMTP?
Virtual terminal session. A connection using Telnet is called a VTY session/connection
25
Service - protocol
Server message block - a request/response protocol

18. What is a peer-to-peer network?
A NIC
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
25
Two or more computers connected through a network to share resources without a dedicated server involved.

19. MX is what?
Two or more computers connected through a network to share resources without a dedicated server involved.
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)

20. What is the correct OSI top down layer order?
Get IP addresses
IP addresses
Router
Application - Presentation - Session - Transport - Network - Datalink - Physical

21. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
Client. Even though a device can be both - the device requesting is defined as client
All People Seem To Need Data Processing
Get IP addresses
Segmentation

22. Which layer is concerned with end to end message delivery?
Transport - layer 4
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
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
The application layer - layer 7

23. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
Physical and MAC
SAMBA
IP addresses
SMB

24. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
A NIC
Static
3
Negative Acknowledgment message

25. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
A client request for data
3
The application layer - layer 7
Service - protocol

26. What layer is the top layer in both the OSI and TCP/IP models?
The application layer - layer 7
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)
A network that can carry voice - video - and data over the same network
Virtual terminal session. A connection using Telnet is called a VTY session/connection

27. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
Fault tolerance - Scalability - Quality of Service - Security
Dynamic
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

28. The three most common HTTP message types are?
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)
Router
GET - POST - PUT

29. What is a server daemon?

30. End vs Intermediary Device
Client/server
TCP/UDP port 53
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
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)

31. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
Application - Transport - Internet - Network Access
2. FTP requires one for commands and replies and one for actual file transfer
23
20 and 21

32. A limited-use protocol owned by a company is?
20 and 21
Proprietary
Transport - layer 4
Client. Even though a device can be both - the device requesting is defined as client

33. Converged Network
A client request for data
Mail User Agent (i.e. - Thunderbird)
TCP - Transmission Control Protocol
A network that can carry voice - video - and data over the same network

34. In the client/server model - the device requesting the service is referred to as the ...?
Fault tolerance - Scalability - Quality of Service - Security
Server message block - a request/response protocol
Client. Even though a device can be both - the device requesting is defined as client
Ipconfig/displaydns

35. ACK is what?
Acknowledgment message
Segmentation
Application - Transport - Internet - Network Access
GET - POST - PUT

36. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
Server message block - a request/response protocol
Channel
The application layer - layer 7
IP addresses

37. NAK is?
TCP - Transmission Control Protocol
Internet protocol
The application layer - layer 7
Negative Acknowledgment message

38. Typical port for POP?
UDP port 110
Segmentation
TCP - Transmission Control Protocol
TCP/UDP port 53

39. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Ipconfig/displaydns
3
23

40. What does SMTP stand for?
Acknowledgment message
A network that can carry voice - video - and data over the same network
Simple Mail Transfer Protocol
Router

41. Client and server processes are considered to be in what layer?
Service - protocol
Fault tolerance - Scalability - Quality of Service - Security
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
The application layer - layer 7

42. Interweaving multiple data streams into one shared communication channel is?
Multiplexing
Static
A service or process that runs in the background to 'listen' to client requests
Server message block - a request/response protocol

43. Mnemonic for OSI layers
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Internet protocol
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
All People Seem To Need Data Processing

44. What two separate processes does the email server operate?
Fault tolerance - Scalability - Quality of Service - Security
2. FTP requires one for commands and replies and one for actual file transfer
Negative Acknowledgment message
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)

45. Typical port for DNS?
Simple Mail Transfer Protocol
TCP/UDP port 53
Transport - layer 4
Fault tolerance - Scalability - Quality of Service - Security

46. The application layer is which layer of the OSI model?
Fault tolerance - Scalability - Quality of Service - Security
Router
Layer 7 is the application layer and all its components: applications - services and protocols
Application - Presentation - Session - Transport - Network - Datalink - Physical

47. What type of addressing is find at the OSI layer 2?
Acknowledgment message
Segmentation
Physical and MAC
Router

48. Is ebay P2P or client/server?
Client. Even though a device can be both - the device requesting is defined as client
Client/server
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
A NIC

49. Typical port for Telnet?
23
Segmentation
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Get IP addresses

50. DHCP enables clients on a network to...
All People Seem To Need Data Processing
Protocol
Service - protocol
Get IP addresses