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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. Layers of TCP/IP Model
Segmentation
TCP - Transmission Control Protocol
Application - Transport - Internet - Network Access
Protocol

2. DHCP enables clients on a network to...
Dynamic
Get IP addresses
Application - presentation and session
Layer 7 is the application layer and all its components: applications - services and protocols

3. Typical port for POP?
Protocol
UDP port 110
Fault tolerance - Scalability - Quality of Service - Security
A service or process that runs in the background to 'listen' to client requests

4. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
TCP - Transmission Control Protocol
IP addresses
2. FTP requires one for commands and replies and one for actual file transfer
A NIC

5. MX is what?
.com or .net
Application - Presentation - Session - Transport - Network - Datalink - Physical
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Layer 7 is the application layer and all its components: applications - services and protocols

6. A limited-use protocol owned by a company is?
Channel
Router
TCP/UDP port 53
Proprietary

7. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
Application - presentation and session
Server message block - a request/response protocol
SAMBA
Transport - layer 4

8. What is the correct OSI top down layer order?
Multiplexing
Application - Presentation - Session - Transport - Network - Datalink - Physical
Acknowledgment message
Mail User Agent (i.e. - Thunderbird)

9. Protocols perform what tasks?
Dynamic
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)
Application - presentation and session
GET - POST - PUT

10. What type of addressing is find at the OSI layer 2?
Acknowledgment message
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
Physical and MAC
TCP - Transmission Control Protocol

11. What layer is the top layer in both the OSI and TCP/IP models?
TCP/UDP port 53
IP addressing - layer 3
The application layer - layer 7
2. FTP requires one for commands and replies and one for actual file transfer

12. Three functions performed by Presentation Layer
Ipconfig/displaydns
SAMBA
Segmentation
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

13. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
Channel
80
3
Acknowledgment message

14. Typical ports for FTP?
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
Two or more computers connected through a network to share resources without a dedicated server involved.

15. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
Service - protocol
Dynamic
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Mail User Agent (i.e. - Thunderbird)

16. The application layer is which layer of the OSI model?
Negative Acknowledgment message
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
The application layer - layer 7

17. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
80
Proprietary
Segmentation
Multiplexing

18. The device that connects another device to the media?
TCP - Transmission Control Protocol
Simple Mail Transfer Protocol
A NIC
Acknowledgment message

19. Typical port for HTTP?
Proprietary
UDP port 67
Get IP addresses
80

20. Interweaving multiple data streams into one shared communication channel is?
Multiplexing
Server message block - a request/response protocol
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
20 and 21

21. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
SMB
Protocol
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

22. Give an example of a top level domain
Fault tolerance - Scalability - Quality of Service - Security
.com or .net
IP addressing - layer 3
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

23. Which is associated with the network layer? IP address - frames - MAC address or physical addressing?
2. FTP requires one for commands and replies and one for actual file transfer
Application - presentation and session
IP addressing - layer 3
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)

24. Is ebay P2P or client/server?
Ipconfig/displaydns
3
All People Seem To Need Data Processing
Client/server

25. NAK is?
A client request for data
Router
Negative Acknowledgment message
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

26. Four characteristics that are addressed by network architecture design
Fault tolerance - Scalability - Quality of Service - Security
Application - presentation and session
Channel
SMB

27. Typical port for DNS?
TCP/UDP port 53
Layer 7 is the application layer and all its components: applications - services and protocols
IP addresses
2. FTP requires one for commands and replies and one for actual file transfer

28. Typical port for SMTP?
Layer 7 is the application layer and all its components: applications - services and protocols
Get IP addresses
25
Protocol

29. Converged Network
A network that can carry voice - video - and data over the same network
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
All People Seem To Need Data Processing
UDP port 67

30. What two separate processes does the email server operate?
Proprietary
All People Seem To Need Data Processing
Multiplexing
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)

31. A device that moves data between networks?
IP addresses
UDP port 67
25
Router

32. SMB stands for what?
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)
Get IP addresses
Server message block - a request/response protocol

33. HTTP is used to...

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34. Which is the most popular network service? HTTP - FTP - Telnet or Email?
SAMBA
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Simple Mail Transfer Protocol
A service or process that runs in the background to 'listen' to client requests

35. Which is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
Static
UDP port 67
Segmentation
Layer 7 is the application layer and all its components: applications - services and protocols

36. The three most common HTTP message types are?
A NIC
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)
Protocol

37. The TCP/IP application layer consists roughly of which three OSI layers?
Fault tolerance - Scalability - Quality of Service - Security
.com or .net
The application layer - layer 7
Application - presentation and session

38. What DOS command displays all the cached DNS entries on a WinXP/Win2k system?
GET - POST - PUT
Ipconfig/displaydns
SAMBA
Service - protocol

39. The HELO command does what in SMTP?
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
All People Seem To Need Data Processing
20 and 21
Mail User Agent (i.e. - Thunderbird)

40. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
Channel
Application - presentation and session
Multiplexing
Ipconfig/displaydns

41. What does SMTP stand for?
Simple Mail Transfer Protocol
Fault tolerance - Scalability - Quality of Service - Security
Mail User Agent (i.e. - Thunderbird)
The application layer - layer 7

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

43. Mnemonic for OSI layers
All People Seem To Need Data Processing
A network that can carry voice - video - and data over the same network
Physical and MAC
Channel

44. What does IP stand for?
Internet protocol
2. FTP requires one for commands and replies and one for actual file transfer
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

45. Which is associated with layer 4 of the OSI model--IP - TCP - FTP - or TFTP?
TCP - Transmission Control Protocol
A network that can carry voice - video - and data over the same network
Client. Even though a device can be both - the device requesting is defined as client
Dynamic

46. What does MUA stand for?
TCP/UDP port 53
SMB
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Mail User Agent (i.e. - Thunderbird)

47. What is GET?
Two or more computers connected through a network to share resources without a dedicated server involved.
23
A client request for data
Static

48. ACK is what?
Acknowledgment message
3
Application - presentation and session
SMB

49. Which layer is concerned with end to end message delivery?
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
Ipconfig/displaydns
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Transport - layer 4

50. Linux uses SAMBA - which is a version of which file transfer protocol?
SMB
IP addressing - layer 3
TCP - Transmission Control Protocol
Two or more computers connected through a network to share resources without a dedicated server involved.