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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. HTTP is used to...

2. NAK is?
All People Seem To Need Data Processing
IP addresses
The application layer - layer 7
Negative Acknowledgment message

3. Converged Network
3
TCP - Transmission Control Protocol
A network that can carry voice - video - and data over the same network
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network

4. What type of addressing is find at the OSI layer 2?
Static
Physical and MAC
Segmentation
23

5. What is GET?
Segmentation
A client request for data
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
25

6. Mnemonic for OSI layers
GET - POST - PUT
Client. Even though a device can be both - the device requesting is defined as client
All People Seem To Need Data Processing
Transport - layer 4

7. ACK is what?
A service or process that runs in the background to 'listen' to client requests
Mail User Agent (i.e. - Thunderbird)
A network that can carry voice - video - and data over the same network
Acknowledgment message

8. The three most common HTTP message types are?
Proprietary
GET - POST - PUT
The application layer - layer 7
IP addressing - layer 3

9. Typical ports for FTP?
Negative Acknowledgment message
20 and 21
25
The application layer - layer 7

10. What is a server daemon?

11. Typical port for HTTP?
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Get IP addresses
Application - Presentation - Session - Transport - Network - Datalink - Physical
80

12. The device that connects another device to the media?
A client request for data
UDP port 110
Layer 7 is the application layer and all its components: applications - services and protocols
A NIC

13. Layers of TCP/IP Model
Email. (Note: HTTP is technically a protocol - so that is incorrect)
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Router
Application - Transport - Internet - Network Access

14. Which is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
3
Static
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.

15. MX is what?
Mail User Agent (i.e. - Thunderbird)
23
80
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

16. Typical port for SMTP?
25
Ipconfig/displaydns
.com or .net
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)

17. What is a peer-to-peer network?
Two or more computers connected through a network to share resources without a dedicated server involved.
Service - protocol
A client request for data
SAMBA

18. Three functions performed by Presentation Layer
TCP/UDP port 53
UDP port 110
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
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

19. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
Dynamic
SAMBA
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
UDP port 67

20. A device that moves data between networks?
Client. Even though a device can be both - the device requesting is defined as client
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
IP addressing - layer 3

21. A limited-use protocol owned by a company is?
Dynamic
Proprietary
The application layer - layer 7
.com or .net

22. What does MUA stand for?
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
UDP port 110
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)
Mail User Agent (i.e. - Thunderbird)

23. Protocols perform what tasks?
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 NIC
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)

24. Which layer is concerned with end to end message delivery?
Transport - layer 4
Virtual terminal session. A connection using Telnet is called a VTY session/connection
23
Multiplexing

25. The TCP/IP application layer consists roughly of which three OSI layers?
The application layer - layer 7
3
Application - presentation and session
Dynamic

26. Which is the most popular network service? HTTP - FTP - Telnet or Email?
Email. (Note: HTTP is technically a protocol - so that is incorrect)
2. FTP requires one for commands and replies and one for actual file transfer
Physical and MAC
Application - Presentation - Session - Transport - Network - Datalink - Physical

27. What does SMTP stand for?
Simple Mail Transfer Protocol
Segmentation
Fault tolerance - Scalability - Quality of Service - Security
UDP port 110

28. Which is associated with layer 4 of the OSI model--IP - TCP - FTP - or TFTP?
TCP - Transmission Control Protocol
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
The application layer - layer 7

29. Typical port for DHCP?
Proprietary
UDP port 67
Service - protocol
Acknowledgment message

30. What two separate processes does the email server operate?
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Transport - layer 4
Physical and MAC
Application - presentation and session

31. The application layer is which layer of the OSI model?
Ipconfig/displaydns
Layer 7 is the application layer and all its components: applications - services and protocols
TCP - Transmission Control Protocol
Application - presentation and session

32. Linux uses SAMBA - which is a version of which file transfer protocol?
SMB
UDP port 110
A network that can carry voice - video - and data over the same network
Segmentation

33. Typical port for POP?
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Transport - layer 4
UDP port 110
Client. Even though a device can be both - the device requesting is defined as client

34. Typical port for DNS?
IP addressing - layer 3
Client. Even though a device can be both - the device requesting is defined as client
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
TCP/UDP port 53

35. Four characteristics that are addressed by network architecture design
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
Application - presentation and session
.com or .net
Fault tolerance - Scalability - Quality of Service - Security

36. What layer is the top layer in both the OSI and TCP/IP models?
The application layer - layer 7
UDP port 67
Negative Acknowledgment message
20 and 21

37. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
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)
Channel
Internet protocol
Virtual terminal session. A connection using Telnet is called a VTY session/connection

38. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
25
Segmentation
2. FTP requires one for commands and replies and one for actual file transfer
Fault tolerance - Scalability - Quality of Service - Security

39. End vs Intermediary Device
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
23
Fault tolerance - Scalability - Quality of Service - Security
The application layer - layer 7

40. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
A NIC
Application - presentation and session
GET - POST - PUT
Segmentation

41. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Multiplexing
Get IP addresses
Service - protocol

42. What does IP stand for?
Internet protocol
Router
The application layer - layer 7
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

43. DHCP enables clients on a network to...
3
The application layer - layer 7
Channel
Get IP addresses

44. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
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
.com or .net
SAMBA
Client. Even though a device can be both - the device requesting is defined as client

45. Is a connection using Telnet
Router
Virtual terminal session. A connection using Telnet is called a VTY session/connection
TCP - Transmission Control Protocol
Application - Transport - Internet - Network Access

46. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
Protocol
Service - protocol
Mail User Agent (i.e. - Thunderbird)
20 and 21

47. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
3
Server message block - a request/response protocol
23
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)

48. Give an example of a top level domain
.com or .net
25
Fault tolerance - Scalability - Quality of Service - Security
2. FTP requires one for commands and replies and one for actual file transfer

49. The HELO command does what in SMTP?
Proprietary
UDP port 67
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Transport - layer 4

50. What is the correct OSI top down layer order?
UDP port 67
TCP - Transmission Control Protocol
Fault tolerance - Scalability - Quality of Service - Security
Application - Presentation - Session - Transport - Network - Datalink - Physical