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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. DHCP enables clients on a network to...
Protocol
.com or .net
IP addresses
Get IP addresses

2. Linux uses SAMBA - which is a version of which file transfer protocol?
3
IP addresses
Fault tolerance - Scalability - Quality of Service - Security
SMB

3. Three functions performed by Presentation Layer
Client/server
A service or process that runs in the background to 'listen' to client requests
Get IP addresses
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

4. Typical port for HTTP?
TCP - Transmission Control Protocol
Channel
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
80

5. Client and server processes are considered to be in what layer?
TCP/UDP port 53
UDP port 67
Client. Even though a device can be both - the device requesting is defined as client
The application layer - layer 7

6. Is a connection using Telnet
Virtual terminal session. A connection using Telnet is called a VTY session/connection
IP addresses
TCP/UDP port 53
Transport - layer 4

7. DNS is used to resolve internet names to ________________? (Hint: plural)
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
IP addresses
Physical and MAC

8. MX is what?
Layer 7 is the application layer and all its components: applications - services and protocols
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Virtual terminal session. A connection using Telnet is called a VTY session/connection
A network that can carry voice - video - and data over the same network

9. Typical port for DHCP?
Segmentation
All People Seem To Need Data Processing
Ipconfig/displaydns
UDP port 67

10. Give an example of a top level domain
.com or .net
Protocol
Negative Acknowledgment message
Client. Even though a device can be both - the device requesting is defined as client

11. What two separate processes does the email server operate?
3
IP addresses
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Dynamic

12. The TCP/IP application layer consists roughly of which three OSI layers?
A network that can carry voice - video - and data over the same network
Application - presentation and session
Dynamic
Negative Acknowledgment message

13. Layers of TCP/IP Model
Negative Acknowledgment message
Physical and MAC
80
Application - Transport - Internet - Network Access

14. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
Protocol
Ipconfig/displaydns
The application layer - layer 7
Dynamic

15. The three most common HTTP message types are?
GET - POST - PUT
Client. Even though a device can be both - the device requesting is defined as client
Client/server
Fault tolerance - Scalability - Quality of Service - Security

16. Which is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
Dynamic
Static
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. Converged Network
Multiplexing
Segmentation
Virtual terminal session. A connection using Telnet is called a VTY session/connection
A network that can carry voice - video - and data over the same network

18. What is a server daemon?

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19. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
GET - POST - PUT
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
3

20. In the client/server model - the device requesting the service is referred to as the ...?
A client request for data
Client. Even though a device can be both - the device requesting is defined as client
IP addresses
Static

21. SMB stands for what?
Internet protocol
Server message block - a request/response protocol
Application - presentation and session
Client. Even though a device can be both - the device requesting is defined as client

22. Which layer is concerned with end to end message delivery?
Application - Presentation - Session - Transport - Network - Datalink - Physical
Transport - layer 4
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

23. End vs Intermediary Device
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
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
UDP port 67

24. Which is associated with layer 4 of the OSI model--IP - TCP - FTP - or TFTP?
Proprietary
TCP - Transmission Control Protocol
IP addresses
A client request for data

25. Is ebay P2P or client/server?
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
The application layer - layer 7
Client/server
Mail User Agent (i.e. - Thunderbird)

26. HTTP is used to...

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27. Typical port for Telnet?
Email. (Note: HTTP is technically a protocol - so that is incorrect)
A NIC
23
The application layer - layer 7

28. What does IP stand for?
Client. Even though a device can be both - the device requesting is defined as client
Internet protocol
UDP port 110
Proprietary

29. What type of addressing is find at the OSI layer 2?
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Physical and MAC
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
Segmentation

30. Four characteristics that are addressed by network architecture design
Fault tolerance - Scalability - Quality of Service - Security
20 and 21
Two or more computers connected through a network to share resources without a dedicated server involved.
Simple Mail Transfer Protocol

31. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
Protocol
A network that can carry voice - video - and data over the same network
Channel
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)

32. ACK is what?
A client request for data
IP addresses
Acknowledgment message
Ipconfig/displaydns

33. NAK is?
Negative Acknowledgment message
20 and 21
A NIC
Email. (Note: HTTP is technically a protocol - so that is incorrect)

34. Typical port for POP?
20 and 21
Fault tolerance - Scalability - Quality of Service - Security
UDP port 67
UDP port 110

35. Typical port for DNS?
Application - Presentation - Session - Transport - Network - Datalink - Physical
Server message block - a request/response protocol
TCP/UDP port 53
GET - POST - PUT

36. What does SMTP stand for?
Simple Mail Transfer Protocol
Application - presentation and session
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)
Dynamic

37. Typical ports for FTP?
Acknowledgment message
The application layer - layer 7
20 and 21
Application - Presentation - Session - Transport - Network - Datalink - Physical

38. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
Protocol
Segmentation
Physical and MAC
Negative Acknowledgment message

39. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
Service - protocol
Dynamic
GET - POST - PUT
SAMBA

40. Protocols perform what tasks?
Channel
Physical and MAC
Application - presentation and session
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)

41. Interweaving multiple data streams into one shared communication channel is?
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Multiplexing
Layer 7 is the application layer and all its components: applications - services and protocols
The application layer - layer 7

42. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
Router
A client request for data
Layer 7 is the application layer and all its components: applications - services and protocols
2. FTP requires one for commands and replies and one for actual file transfer

43. Which is associated with the network layer? IP address - frames - MAC address or physical addressing?
Fault tolerance - Scalability - Quality of Service - Security
All People Seem To Need Data Processing
Application - Presentation - Session - Transport - Network - Datalink - Physical
IP addressing - layer 3

44. The device that connects another device to the media?
Server message block - a request/response protocol
A NIC
Two or more computers connected through a network to share resources without a dedicated server involved.
Mail User Agent (i.e. - Thunderbird)

45. The HELO command does what in SMTP?
Layer 7 is the application layer and all its components: applications - services and protocols
Dynamic
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Mail User Agent (i.e. - Thunderbird)

46. What is the correct OSI top down layer order?
IP addressing - layer 3
Application - Presentation - Session - Transport - Network - Datalink - Physical
Physical and MAC
Email. (Note: HTTP is technically a protocol - so that is incorrect)

47. Typical port for SMTP?
Transport - layer 4
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
TCP - Transmission Control Protocol
25

48. What is GET?
GET - POST - PUT
Mail User Agent (i.e. - Thunderbird)
Internet protocol
A client request for data

49. Mnemonic for OSI layers
The application layer - layer 7
Multiplexing
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
All People Seem To Need Data Processing

50. Which is the most popular network service? HTTP - FTP - Telnet or Email?
UDP port 67
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Email. (Note: HTTP is technically a protocol - so that is incorrect)
80