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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. The elements of communication include a message source - a message destination - and a _________ - or medium to transport the message.
Channel
Ipconfig/displaydns
A service or process that runs in the background to 'listen' to client requests
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to IP addresses

2. Interweaving multiple data streams into one shared communication channel is?
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
A NIC
A client request for data
Multiplexing

3. Which is the most popular network service? HTTP - FTP - Telnet or Email?
Client. Even though a device can be both - the device requesting is defined as client
Application - Transport - Internet - Network Access
Email. (Note: HTTP is technically a protocol - so that is incorrect)
TCP/UDP port 53

4. Linux/UNIX uses _____________ for sharing resources with Microsoft networks?
The application layer - layer 7
The application layer - layer 7
SAMBA
Mail User Agent (i.e. - Thunderbird)

5. Converged Network
Get IP addresses
A network that can carry voice - video - and data over the same network
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

6. A device that moves data between networks?
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
SAMBA
Router
Channel

7. What does MUA stand for?
Transport - layer 4
Mail User Agent (i.e. - Thunderbird)
Protocol
SAMBA

8. DHCP enables clients on a network to...
.com or .net
Get IP addresses
IP addressing - layer 3
Dynamic

9. Is a connection using Telnet
Channel
Segmentation
IP addresses
Virtual terminal session. A connection using Telnet is called a VTY session/connection

10. Typical port for DHCP?
20 and 21
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Static
UDP port 67

11. Typical port for Telnet?
23
IP addressing - layer 3
All People Seem To Need Data Processing
Server message block - a request/response protocol

12. Typical port for DNS?
TCP/UDP port 53
Service - protocol
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Static

13. Which OSI layer is associated with IP addressing? 1 - 2 - 3 or 4?
3
The application layer - layer 7
Internet protocol
UDP port 67

14. In the client/server model - the device requesting the service is referred to as the ...?
25
Application - Transport - Internet - Network Access
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Client. Even though a device can be both - the device requesting is defined as client

15. What layer is the top layer in both the OSI and TCP/IP models?
Mail User Agent (i.e. - Thunderbird)
Fault tolerance - Scalability - Quality of Service - Security
Application - presentation and session
The application layer - layer 7

16. Typical port for POP?
Proprietary
Transport - layer 4
Mail User Agent (i.e. - Thunderbird)
UDP port 110

17. Which term describes a specific set of rules that determine the formatting of messages and the process of encapsulation used to forward data?
Router
Ipconfig/displaydns
Protocol
Transport - layer 4

18. Is ebay P2P or client/server?
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Client/server
The application layer - layer 7
2. FTP requires one for commands and replies and one for actual file transfer

19. Give an example of a top level domain
.com or .net
A service or process that runs in the background to 'listen' to client requests
MTA (Mail Transfer Agent) and MDA (Mail Delivery Agent)
Client/server

20. A limited-use protocol owned by a company is?
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 network that can carry voice - video - and data over the same network
SAMBA
Proprietary

21. 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
SMB
Internet protocol
Mail User Agent (i.e. - Thunderbird)

22. Typical ports for FTP?
Server message block - a request/response protocol
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
20 and 21
Application - presentation and session

23. Typical port for SMTP?
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
All People Seem To Need Data Processing
25
Transport - layer 4

24. What type of addressing is find at the OSI layer 2?
Client/server
2. FTP requires one for commands and replies and one for actual file transfer
Physical and MAC
23

25. What does SMTP stand for?
Service - protocol
Simple Mail Transfer Protocol
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
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

26. FTP requires ___(a number)___________ connection(s) between client and server to successfully transfer files. 1 - 2 - 3 or 4?
Negative Acknowledgment message
2. FTP requires one for commands and replies and one for actual file transfer
The application layer - layer 7
Multiplexing

27. The device that connects another device to the media?
SMB
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
A NIC

28. NAK is?
Internet protocol
Negative Acknowledgment message
Email. (Note: HTTP is technically a protocol - so that is incorrect)
SAMBA

29. Which layer is concerned with end to end message delivery?
The application layer - layer 7
Segmentation
Transport - layer 4
Dynamic

30. SMB stands for what?
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)
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Server message block - a request/response protocol

31. Dividing data streams into smaller pieces suitable for transmission is called multiplexing - segmentation - encapsulation - or protocol?
Segmentation
Client/server
All People Seem To Need Data Processing
3

32. Protocols perform what tasks?
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)
.com or .net
Two or more computers connected through a network to share resources without a dedicated server involved.
SMB

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

34. Linux uses SAMBA - which is a version of which file transfer protocol?
The application layer - layer 7
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
Internet protocol
SMB

35. The TCP/IP application layer consists roughly of which three OSI layers?
Router
Application - presentation and session
IP addresses
Multiplexing

36. The HELO command does what in SMTP?
SMB
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
Segmentation
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

37. ACK is what?
The application layer - layer 7
TCP - Transmission Control Protocol
Application - Transport - Internet - Network Access
Acknowledgment message

38. Client and server processes are considered to be in what layer?
Protocol
The application layer - layer 7
A network that can carry voice - video - and data over the same network
Email. (Note: HTTP is technically a protocol - so that is incorrect)

39. Typical port for HTTP?
80
Proprietary
Identifies the SMTP client process to the SMTP server process. (Newer version is EHLO)
TCP - Transmission Control Protocol

40. Three functions performed by Presentation Layer
Fault tolerance - Scalability - Quality of Service - Security
Transfer files that make WWW - Don't be fooled; DNS is for resolving names to 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
Dynamic

41. A ___________ provides the function for doing something - whereas a ___________ provides the rules the service uses
End device is a data producer/consumer - e.g. client/server - Intemediary device Provides connectivity and ensures data flows across network
Two or more computers connected through a network to share resources without a dedicated server involved.
Service - protocol
IP addressing - layer 3

42. Generally - which is best for end-user devices? Dynamic (DHCP) addressing or static?
Dynamic
A client request for data
Fault tolerance - Scalability - Quality of Service - Security
GET - POST - PUT

43. Four characteristics that are addressed by network architecture design
Internet protocol
Virtual terminal session. A connection using Telnet is called a VTY session/connection
Fault tolerance - Scalability - Quality of Service - Security
UDP port 67

44. DNS is used to resolve internet names to ________________? (Hint: plural)
GET - POST - PUT
IP addresses
Acknowledgment message
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain

45. Layers of TCP/IP Model
Application - presentation and session
Client/server
Application - Transport - Internet - Network Access
Server message block - a request/response protocol

46. What is a server daemon?

47. Which is associated with the network layer? IP address - frames - MAC address or physical addressing?
Application - Presentation - Session - Transport - Network - Datalink - Physical
Transport - layer 4
Email. (Note: HTTP is technically a protocol - so that is incorrect)
IP addressing - layer 3

48. HTTP is used to...

49. What is the correct OSI top down layer order?
Application - Presentation - Session - Transport - Network - Datalink - Physical
Protocol
Mail exchange record; maps a domain name to a list of mail exchange servers for that domain
Fault tolerance - Scalability - Quality of Service - Security

50. What does IP stand for?
Get IP addresses
Dynamic
Internet protocol
UDP port 67