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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. Give an example of a top level domain
.com or .net
Transport - layer 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
IP addresses

2. Three functions performed by Presentation Layer
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
IP addressing - layer 3
The application layer - layer 7
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

3. Four characteristics that are addressed by network architecture design
Fault tolerance - Scalability - Quality of Service - Security
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Protocol
Application - Transport - Internet - Network Access

4. What does MUA stand for?
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)
3
Segmentation

5. Layers of TCP/IP Model
Physical and MAC
Channel
TCP/UDP port 53
Application - Transport - Internet - Network Access

6. Typical port for HTTP?
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Fault tolerance - Scalability - Quality of Service - Security
A network that can carry voice - video - and data over the same network
80

7. MX is what?
23
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 exchange record; maps a domain name to a list of mail exchange servers for that domain
GET - POST - PUT

8. Is ebay P2P or client/server?
Protocol
Acknowledgment message
SAMBA
Client/server

9. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
3
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Layer 7 is the application layer and all its components: applications - services and protocols
80

10. Typical port for SMTP?
SAMBA
Static
25
80

11. What two separate processes does the email server operate?
Application - Presentation - Session - Transport - Network - Datalink - Physical
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Negative Acknowledgment message
Physical and MAC

12. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
Dynamic
A client request for data
A NIC
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

13. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
Layer 7 is the application layer and all its components: applications - services and protocols
Mail User Agent (i.e. - Thunderbird)
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
SAMBA

14. What layer is the top layer in both the OSI and TCP/IP models?
Channel
TCP/UDP port 53
Simple Mail Transfer Protocol
The application layer - layer 7

15. HTTP is used to...

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16. Which layer is concerned with end to end message delivery?
Fault tolerance - Scalability - Quality of Service - Security
Transport - layer 4
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. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
Proprietary
Simple Mail Transfer Protocol
Service - protocol
A network that can carry voice - video - and data over the same network

18. ACK is what?
TCP - Transmission Control Protocol
Acknowledgment message
Ipconfig/displaydns
Negative Acknowledgment message

19. Typical port for POP?
Client. Even though a device can be both - the device requesting is defined as client
SMB
IP addresses
UDP port 110

20. 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
Multiplexing
Segmentation
25

21. Which is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
Two or more computers connected through a network to share resources without a dedicated server involved.
Service - protocol
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

22. A limited-use protocol owned by a company is?
Ipconfig/displaydns
Proprietary
All People Seem To Need Data Processing
Protocol

23. End vs Intermediary Device
Physical and MAC
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Protocol
Ipconfig/displaydns

24. Which is the most popular network service? HTTP - FTP - Telnet or Email?
Email. (Note: HTTP is technically a protocol - so that is incorrect)
80
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Acknowledgment message

25. The application layer is which layer of the OSI model?
Proprietary
Client. Even though a device can be both - the device requesting is defined as client
Layer 7 is the application layer and all its components: applications - services and protocols
IP addressing - layer 3

26. The device that connects another device to the media?
SMB
A NIC
Service - protocol
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses

27. Typical ports for FTP?
25
Application - Transport - Internet - Network Access
20 and 21
The application layer - layer 7

28. Linux uses SAMBA - which is a version of which file transfer protocol?
Physical and MAC
SMB
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Layer 7 is the application layer and all its components: applications - services and protocols

29. DHCP enables clients on a network to...
Client. Even though a device can be both - the device requesting is defined as client
Get IP addresses
Layer 7 is the application layer and all its components: applications - services and protocols
Fault tolerance - Scalability - Quality of Service - Security

30. The HELO command does what in SMTP?
Server message block - a request/response protocol
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Channel
A network that can carry voice - video - and data over the same network

31. DNS is used to resolve internet names to ________________? (Hint: plural)
Proprietary
IP addresses
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
23

32. Typical port for Telnet?
TCP/UDP port 53
Mail User Agent (i.e. - Thunderbird)
Negative Acknowledgment message
23

33. What does SMTP stand for?
Simple Mail Transfer Protocol
Static
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Layer 7 is the application layer and all its components: applications - services and protocols

34. The three most common HTTP message types are?
Ipconfig/displaydns
Layer 7 is the application layer and all its components: applications - services and protocols
GET - POST - PUT
A network that can carry voice - video - and data over the same network

35. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
A client request for data
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Ipconfig/displaydns
Email. (Note: HTTP is technically a protocol - so that is incorrect)

36. Typical port for DHCP?
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
UDP port 67
GET - POST - PUT

37. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
Segmentation
A client request for data
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Get IP addresses

38. What is GET?
Multiplexing
The application layer - layer 7
A client request for data
Mail User Agent (i.e. - Thunderbird)

39. The TCP/IP application layer consists roughly of which three OSI layers?
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Acknowledgment message
Application - presentation and session
Virtual terminal session. A connection using Telnet is called a VTY session/connection

40. Protocols perform what tasks?
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
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)
Acknowledgment message

41. Client and server processes are considered to be in what layer?
UDP port 67
Protocol
The application layer - layer 7
Internet protocol

42. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward 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)
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Protocol
GET - POST - PUT

43. What type of addressing is find at the OSI layer 2?
Negative Acknowledgment message
Virtual terminal session. A connection using Telnet is called a VTY session/connection
TCP - Transmission Control Protocol
Physical and MAC

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

45. A device that moves data between networks?
Service - protocol
Router
UDP port 67
Ipconfig/displaydns

46. NAK is?
23
3
Negative Acknowledgment message
Service - protocol

47. Typical port for DNS?
IP addresses
GET - POST - PUT
Client/server
TCP/UDP port 53

48. What is the correct OSI top down layer order?
Layer 7 is the application layer and all its components: applications - services and protocols
Application - Presentation - Session - Transport - Network - Datalink - Physical
Static
Application - Transport - Internet - Network Access

49. Interweaving multiple data streams into one shared communication channel is?
Ipconfig/displaydns
Server message block - a request/response protocol
Application - Transport - Internet - Network Access
Multiplexing

50. What is a server daemon?

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