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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. Interweaving multiple data streams into one shared communication channel is?
A service or process that runs in the background to 'listen' to client requests
Two or more computers connected through a network to share resources without a dedicated server involved.
Multiplexing
The application layer - layer 7

2. Which is associated with the network layer? IP address - frames - MAC address or physical addressing?
IP addressing - layer 3
The application layer - layer 7
80
UDP port 110

3. What does SMTP stand for?
A NIC
Simple Mail Transfer Protocol
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)
The application layer - layer 7

4. Is a connection using Telnet
Virtual terminal session. A connection using Telnet is called a VTY session/connection
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)
All People Seem To Need Data Processing
Router

5. What type of addressing is find at the OSI layer 2?
Fault tolerance - Scalability - Quality of Service - Security
Segmentation
Physical and MAC
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)

6. Four characteristics that are addressed by network architecture design
Fault tolerance - Scalability - Quality of Service - Security
Static
Internet protocol
The application layer - layer 7

7. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
SAMBA
Client. Even though a device can be both - the device requesting is defined as client
TCP/UDP port 53
The application layer - layer 7

8. Mnemonic for OSI layers
All People Seem To Need Data Processing
A network that can carry voice - video - and data over the same network
Mail User Agent (i.e. - Thunderbird)
3

9. Is ebay P2P or client/server?
Negative Acknowledgment message
Client/server
Internet protocol
GET - POST - PUT

10. The device that connects another device to the media?
A NIC
25
All People Seem To Need Data Processing
Client/server

11. Typical port for HTTP?
80
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
TCP - Transmission Control Protocol
Client. Even though a device can be both - the device requesting is defined as client

12. Typical port for SMTP?
Transport - layer 4
25
Mail User Agent (i.e. - Thunderbird)
.com or .net

13. 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)
20 and 21
Protocol
Acknowledgment message

14. DHCP enables clients on a network to...
Get IP addresses
Two or more computers connected through a network to share resources without a dedicated server involved.
IP addresses
A service or process that runs in the background to 'listen' to client requests

15. What does IP stand for?
Ipconfig/displaydns
Client/server
Router
Internet protocol

16. What is a peer-to-peer network?
Static
Application - presentation and session
25
Two or more computers connected through a network to share resources without a dedicated server involved.

17. Typical port for DHCP?
Router
Server message block - a request/response protocol
23
UDP port 67

18. ACK is what?
TCP/UDP port 53
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
SMB
Acknowledgment message

19. MX is what?
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Router
Protocol
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

20. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
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
Channel
Email. (Note: HTTP is technically a protocol - so that is incorrect)
Protocol

21. A device that moves data between networks?
Channel
Router
The application layer - layer 7
3

22. Converged Network
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
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

23. Which layer is concerned with end to end message delivery?
Application - Transport - Internet - Network Access
23
IP addressing - layer 3
Transport - layer 4

24. What is GET?
A NIC
A client request for data
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Ipconfig/displaydns

25. What layer is the top layer in both the OSI and TCP/IP models?
20 and 21
The application layer - layer 7
Internet protocol
25

26. End vs Intermediary Device
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
A NIC
Router

27. The HELO command does what in SMTP?
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
The application layer - layer 7
UDP port 110
Layer 7 is the application layer and all its components: applications - services and protocols

28. DNS is used to resolve internet names to ________________? (Hint: plural)
TCP/UDP port 53
IP addresses
SAMBA
Service - protocol

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

30. The three most common HTTP message types are?
Segmentation
25
Virtual terminal session. A connection using Telnet is called a VTY session/connection
GET - POST - PUT

31. Typical port for POP?
Channel
2. FTP requires one for commands and replies and one for actual file transfer
UDP port 110
UDP port 67

32. In the client/server model - the device requesting the service is referred to as the ...?
SAMBA
20 and 21
Service - protocol
Client. Even though a device can be both - the device requesting is defined as client

33. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
Segmentation
.com or .net
Server message block - a request/response protocol
25

34. What is a server daemon?

35. Give an example of a top level domain
Physical and MAC
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses
.com or .net
IP addressing - layer 3

36. Typical port for DNS?
Ipconfig/displaydns
Application - Transport - Internet - Network Access
SMB
TCP/UDP port 53

37. Typical ports for FTP?
2. FTP requires one for commands and replies and one for actual file transfer
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
20 and 21

38. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
Dynamic
20 and 21
Server message block - a request/response protocol
Multiplexing

39. The application layer is which layer of the OSI model?
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)
Simple Mail Transfer Protocol
A NIC

40. Which is the best bet for network devices like gateways - switches - servers and printers--dynamic or static addressing?
Static
IP addresses
Fault tolerance - Scalability - Quality of Service - Security
Router

41. SMB stands for what?
Server message block - a request/response protocol
Layer 7 is the application layer and all its components: applications - services and protocols
UDP port 110
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)

42. What does MUA stand for?
Mail User Agent (i.e. - Thunderbird)
Negative Acknowledgment message
Client/server
Service - protocol

43. NAK is?
Protocol
Negative Acknowledgment message
Layer 7 is the application layer and all its components: applications - services and protocols
Email. (Note: HTTP is technically a protocol - so that is incorrect)

44. Protocols perform what tasks?
All People Seem To Need Data Processing
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)
TCP - Transmission Control Protocol
3

45. Which is the most popular network service? HTTP - FTP - Telnet or Email?
Simple Mail Transfer Protocol
Email. (Note: HTTP is technically a protocol - so that is incorrect)
SMB
The application layer - layer 7

46. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
Transport - layer 4
3
Client. Even though a device can be both - the device requesting is defined as client
A service or process that runs in the background to 'listen' to client requests

47. Linux uses SAMBA - which is a version of which file transfer protocol?
UDP port 110
SMB
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
3

48. HTTP is used to...

49. Which is associated with layer 4 of the OSI model--IP - TCP - FTP - or TFTP?
3
A NIC
TCP - Transmission Control Protocol
Fault tolerance - Scalability - Quality of Service - Security

50. Three functions performed by Presentation Layer
23
.com or .net
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
3