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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 does IP stand for?
GET - POST - PUT
25
Application - Transport - Internet - Network Access
Internet protocol

2. Protocols perform what tasks?
Application - Presentation - Session - Transport - Network - Datalink - Physical
Application - presentation and session
Email. (Note: HTTP is technically a protocol - so that is incorrect)
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)

3. DHCP enables clients on a network to...
3
Get IP addresses
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses

4. Typical port for Telnet?
SAMBA
23
TCP/UDP port 53
Service - protocol

5. Which layer is concerned with end to end message delivery?
Application - presentation and session
The application layer - layer 7
Get IP addresses
Transport - layer 4

6. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
SMB
3
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.

7. NAK is?
Negative Acknowledgment message
Application - Transport - Internet - Network Access
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Acknowledgment message

8. The HELO command does what in SMTP?
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
Router
2. FTP requires one for commands and replies and one for actual file transfer

9. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
2. FTP requires one for commands and replies and one for actual file transfer
UDP port 110
25
Client/server

10. End vs Intermediary Device
23
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
A NIC
A network that can carry voice - video - and data over the same network

11. Typical port for DNS?
TCP/UDP port 53
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
The application layer - layer 7

12. The three most common HTTP message types are?
2. FTP requires one for commands and replies and one for actual file transfer
GET - POST - PUT
80
IP addressing - layer 3

13. MX is what?
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Client/server
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Mail User Agent (i.e. - Thunderbird)

14. Three functions performed by Presentation Layer
Static
25
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
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

15. What is a peer-to-peer network?
.com or .net
2. FTP requires one for commands and replies and one for actual file transfer
Two or more computers connected through a network to share resources without a dedicated server involved.
Client. Even though a device can be both - the device requesting is defined as client

16. Is a connection using Telnet
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)
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Client/server

17. ACK is what?
Application - presentation and session
Transport - layer 4
Application - Presentation - Session - Transport - Network - Datalink - Physical
Acknowledgment message

18. Layers of TCP/IP Model
Application - Transport - Internet - Network Access
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Application - Presentation - Session - Transport - Network - Datalink - Physical
.com or .net

19. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
IP addressing - layer 3
Static
Channel
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

20. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
TCP - Transmission Control Protocol
Ipconfig/displaydns
Layer 7 is the application layer and all its components: applications - services and protocols
Simple Mail Transfer Protocol

21. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
A network that can carry voice - video - and data over the same network
SAMBA
3
Physical and MAC

22. HTTP is used to...

23. What does MUA stand for?
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Mail User Agent (i.e. - Thunderbird)
TCP/UDP port 53
.com or .net

24. Is ebay P2P or client/server?
Client/server
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)

25. What layer is the top layer in both the OSI and TCP/IP models?
Ipconfig/displaydns
The application layer - layer 7
Channel
Client. Even though a device can be both - the device requesting is defined as client

26. SMB stands for what?
Ipconfig/displaydns
Server message block - a request/response protocol
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Proprietary

27. Give an example of a top level domain
GET - POST - PUT
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
.com or .net
Negative Acknowledgment message

28. Interweaving multiple data streams into one shared communication channel is?
Segmentation
Multiplexing
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Email. (Note: HTTP is technically a protocol - so that is incorrect)

29. A limited-use protocol owned by a company is?
Negative Acknowledgment message
Proprietary
Protocol
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

30. Typical port for SMTP?
Transport - layer 4
23
25
GET - POST - PUT

31. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
Internet protocol
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Dynamic
SAMBA

32. The application layer is which layer of the OSI model?
Multiplexing
Fault tolerance - Scalability - Quality of Service - Security
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)
Layer 7 is the application layer and all its components: applications - services and protocols

33. What type of addressing is find at the OSI layer 2?
Channel
Client/server
Physical and MAC
IP addresses

34. Linux uses SAMBA - which is a version of which file transfer protocol?
SMB
Email. (Note: HTTP is technically a protocol - so that is incorrect)
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Channel

35. A device that moves data between networks?
Router
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
20 and 21

36. What is a server daemon?

37. 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
The application layer - layer 7
IP addresses
3

38. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
A NIC
Mail User Agent (i.e. - Thunderbird)
The application layer - layer 7
Protocol

39. What two separate processes does the email server operate?
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Layer 7 is the application layer and all its components: applications - services and protocols
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)

40. Which is associated with the network layer? IP address - frames - MAC address or physical addressing?
IP addressing - layer 3
Transport - layer 4
25
UDP port 67

41. The device that connects another device to the media?
2. FTP requires one for commands and replies and one for actual file transfer
Ipconfig/displaydns
A NIC
Acknowledgment message

42. Client and server processes are considered to be in what layer?
80
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
The application layer - layer 7
A NIC

43. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
SMB
Service - protocol
TCP - Transmission Control Protocol
Static

44. Mnemonic for OSI layers
Client. Even though a device can be both - the device requesting is defined as client
GET - POST - PUT
Application - Transport - Internet - Network Access
All People Seem To Need Data Processing

45. Typical port for DHCP?
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
UDP port 67
Dynamic
A network that can carry voice - video - and data over the same network

46. DNS is used to resolve internet names to ________________? (Hint: plural)
IP addresses
23
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 network that can carry voice - video - and data over the same network

47. Typical port for POP?
UDP port 110
IP addressing - layer 3
Segmentation
SMB

48. Four characteristics that are addressed by network architecture design
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Fault tolerance - Scalability - Quality of Service - Security
80
20 and 21

49. What is GET?
A client request for data
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
TCP/UDP port 53
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses

50. What does SMTP stand for?
Dynamic
Router
Server message block - a request/response protocol
Simple Mail Transfer Protocol