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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 two separate processes does the email server operate?
Static
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
The application layer - layer 7
Proprietary

2. Interweaving multiple data streams into one shared communication channel is?
Service - protocol
Layer 7 is the application layer and all its components: applications - services and protocols
Multiplexing
Dynamic

3. End vs Intermediary Device
SMB
Multiplexing
Router
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

4. Typical port for SMTP?
GET - POST - PUT
Service - protocol
Layer 7 is the application layer and all its components: applications - services and protocols
25

5. What type of addressing is find at the OSI layer 2?
Multiplexing
Physical and MAC
The application layer - layer 7
SMB

6. Protocols perform what tasks?
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)
Virtual terminal session. A connection using Telnet is called a VTY session/connection
TCP - Transmission Control Protocol

7. What is a peer-to-peer network?
IP addressing - layer 3
Fault tolerance - Scalability - Quality of Service - Security
TCP - Transmission Control Protocol
Two or more computers connected through a network to share resources without a dedicated server involved.

8. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
Layer 7 is the application layer and all its components: applications - services and protocols
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Fault tolerance - Scalability - Quality of Service - Security
Protocol

9. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
Ipconfig/displaydns
Fault tolerance - Scalability - Quality of Service - Security
TCP - Transmission Control Protocol
Multiplexing

10. DNS is used to resolve internet names to ________________? (Hint: plural)
Proprietary
Get IP addresses
Transport - layer 4
IP addresses

11. Typical port for DNS?
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Acknowledgment message
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/UDP port 53

12. A device that moves data between networks?
Multiplexing
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
Router

13. Is a connection using Telnet
Service - protocol
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Negative Acknowledgment message
Fault tolerance - Scalability - Quality of Service - Security

14. SMB stands for what?
25
23
UDP port 110
Server message block - a request/response protocol

15. The TCP/IP application layer consists roughly of which three OSI layers?
Application - presentation and session
Server message block - a request/response protocol
UDP port 110
.com or .net

16. Which is the most popular network service? HTTP - FTP - Telnet or Email?
TCP - Transmission Control Protocol
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Client. Even though a device can be both - the device requesting is defined as client
UDP port 67

17. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
Segmentation
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Ipconfig/displaydns
Application - Transport - Internet - Network Access

18. The three most common HTTP message types are?
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
GET - POST - PUT
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
UDP port 110

19. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
Ipconfig/displaydns
Application - presentation and session
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Channel

20. What is a server daemon?

21. A limited-use protocol owned by a company is?
The application layer - layer 7
The application layer - layer 7
Proprietary
A NIC

22. What does IP stand for?
Internet protocol
IP addresses
Multiplexing
The application layer - layer 7

23. What layer is the top layer in both the OSI and TCP/IP models?
Two or more computers connected through a network to share resources without a dedicated server involved.
All People Seem To Need Data Processing
The application layer - layer 7
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

24. What does MUA stand for?
Transport - layer 4
Router
IP addresses
Mail User Agent (i.e. - Thunderbird)

25. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
Multiplexing
GET - POST - PUT
Dynamic
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

26. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
Acknowledgment message
The application layer - layer 7
IP addresses
Service - protocol

27. Which is associated with the network layer? IP address - frames - MAC address or physical addressing?
Get IP addresses
IP addressing - layer 3
Channel
A NIC

28. The device that connects another device to the media?
A client request for data
Server message block - a request/response protocol
TCP - Transmission Control Protocol
A NIC

29. Typical port for HTTP?
Router
The application layer - layer 7
Get IP addresses
80

30. The HELO command does what in SMTP?
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Simple Mail Transfer Protocol
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
The application layer - layer 7

31. NAK is?
Negative Acknowledgment message
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
Client/server

32. Which layer is concerned with end to end message delivery?
UDP port 67
A service or process that runs in the background to 'listen' to client requests
Fault tolerance - Scalability - Quality of Service - Security
Transport - layer 4

33. Give an example of a top level domain
23
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Router
.com or .net

34. MX is what?
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
Dynamic
SMB

35. What is the correct OSI top down layer order?
Application - Presentation - Session - Transport - Network - Datalink - Physical
A service or process that runs in the background to 'listen' to client requests
A network that can carry voice - video - and data over the same 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)

36. DHCP enables clients on a network to...
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Ipconfig/displaydns
TCP/UDP port 53
Get IP addresses

37. Layers of TCP/IP Model
IP addresses
Fault tolerance - Scalability - Quality of Service - Security
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Application - Transport - Internet - Network Access

38. What is GET?
Internet protocol
UDP port 110
Fault tolerance - Scalability - Quality of Service - Security
A client request for data

39. In the client/server model - the device requesting the service is referred to as the ...?
Client/server
Application - presentation and session
Client. Even though a device can be both - the device requesting is defined as client
The application layer - layer 7

40. Client and server processes are considered to be in what layer?
The application layer - layer 7
Multiplexing
A client request for data
.com or .net

41. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
The application layer - layer 7
2. FTP requires one for commands and replies and one for actual file transfer
Proprietary
.com or .net

42. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
2. FTP requires one for commands and replies and one for actual file transfer
SAMBA
Server message block - a request/response protocol
Application - Transport - Internet - Network Access

43. Which is associated with layer 4 of the OSI model--IP - TCP - FTP - or TFTP?
Fault tolerance - Scalability - Quality of Service - Security
3
Multiplexing
TCP - Transmission Control Protocol

44. Converged Network
The application layer - layer 7
The application layer - layer 7
Fault tolerance - Scalability - Quality of Service - Security
A network that can carry voice - video - and data over the same network

45. Mnemonic for OSI layers
IP addressing - layer 3
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
All People Seem To Need Data Processing
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)

46. Linux uses SAMBA - which is a version of which file transfer protocol?
A client request for data
GET - POST - PUT
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

47. The application layer is which layer of the OSI model?
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Fault tolerance - Scalability - Quality of Service - Security
Layer 7 is the application layer and all its components: applications - services and protocols
Protocol

48. ACK is what?
UDP port 67
Acknowledgment message
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
TCP - Transmission Control Protocol

49. Typical port for POP?
TCP/UDP port 53
.com or .net
UDP port 110
23

50. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
Protocol
3
23
A network that can carry voice - video - and data over the same network