Test your basic knowledge |

Cisco Prep

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. Name four router functions.
To create more collision domains and to add more bandwidth for users.
The Application layer is responsible for finding the network resources broadcast from a server and adding flow control and error control (if the application developer chooses).
Packet switching - Packet filtering - Internetwork communication - Path selection
Hub and repeater

2. Convert 11001100.00110011.10101010.01010101 to decimal IP format.
132.210.184.166
204.51.170.85
Packet switching - Packet filtering - Internetwork communication - Path selection
PDUs at the Data Link layer are called frames. AS soon as you see frame in a question - you know the answer.

3. This device can never run full duplex.
Switch or bridge
48 bits (6 bytes)
Hub
Network

4. Which layer is responsible for converting data packets from the Data Link layer into electrical signals?
The Physical layer takes frames from the Data Link layer and encodes the 1s and 0s into a digital signal for transmission on the network medium.
Data - segment - packet - frame - bit
The Transport layer user virtual circuits to create a reliable connection between two hosts.
To create more collision domains and to add more bandwidth for users.

5. Which layer ensures the trustworthy transmission of data across a physical link and is primarily concerned with physical addressing - line discipline - network topology - error notification - ordered delivery of frames - and flow control?
Segments - packets - frames - bits
00001010.00001011.00001100.01100011
PDUs at the Data Link layer are called frames. AS soon as you see frame in a question - you know the answer.
Router

6. Which two fields are contained within an IEEE Ethernet frame header?
00001010.00001011.00001100.01100011
Source and destination MAC address and FCS field
The Physical layer is responsible for the electrical and mechanical connections between devices.
Transport

7. Which layer segments and reassembles data into a data stream?
Data - segment - packet - frame - bit
3 - 2 - 1 - none
Fiber-opticcable
Transport

8. Which layer is responsible for creating - managing - and terminating sessions between applications?
Router
Source and destination MAC address and FCS field
The Session layer sets up - maintains - and terminates sessions between applications.
48 bits (6 bytes)

9. Which layer 1 devices can be used to enlarge the area covered by a single LAN segment?
Hub and repeater
84:D2:43:B3
The Physical layer is responsible for the electrical and mechanical connections between devices.
The Transport layer user virtual circuits to create a reliable connection between two hosts.

10. You want to implement a network medium that is not susceptible to EMI. Which type of cabling should you use?
The Network layer provides routing through an internetwork and logical addressing.
Data - segment - packet - frame - bit
Fiber-opticcable
Switch to switch - host to host - switch to host

11. Convert 11001010.11110101.10000011.11101011 to hexadecimal format.
To provide a means for the receiver to govern the amount of data sent by the sender.
CA:F5:83:EB
Transport
The Application layer is responsible for finding the network resources broadcast from a server and adding flow control and error control (if the application developer chooses).

12. Convert 10.11.12.99 to binary format.
00001010.00001011.00001100.01100011
The Presentation layer makes sure that data is in a readable format for the Application layer.
132.210.184.166
The Application layer is responsible for finding the network resources broadcast from a server and adding flow control and error control (if the application developer chooses).

13. Which layer defines how data is formatted - presented - encoded - and converted for use on the network?
CA:F5:83:EB
Hub
The Presentation layer makes sure that data is in a readable format for the Application layer.
3 - 2 - 1 - none

14. This layer supports flow control and sequencing.
Transport
The Presentation layer makes sure that data is in a readable format for the Application layer.
Decrease the window size.
The Data Link layer frames packets received from the Network layer.

15. This device creates many smaller collision domains - but the network is still one large broadcast domain.
Fiber-opticcable
Decrease the window size.
Switch or bridge
D8:1B:3D:76

16. Which layer is represented by bits?
Transport
The Network layer provides routing through an internetwork and logical addressing.
The Physical layer is responsible for transporting 1s and 0s in a digital signal.
Bridge or switch

17. Which layer provides the physical transmission of the data and handles error notification - network topology - and flow control?
Data Link
Transport
Source and destination MAC address and FCS field
The Physical layer is responsible for the electrical and mechanical connections between devices.

18. Convert 10000100.11010010.01000011.10110011 to hexadecimal format.
The Session layer sets up - maintains - and terminates sessions between applications.
48 bits (6 bytes)
84:D2:43:B3
183/B7

19. Which layer is represented by segments?
198.211.57.209
Hub and repeater
The Transport layer segments user data.
To create more collision domains and to add more bandwidth for users.

20. Which layer is represented by frames?
Hub and repeater
Half-duplex Ethernet operates in a shared collision domain. Half-duplex Ethernet has lower effective throughput.
The Data Link layer frames packets received from the Network layer.
The Presentation layer makes sure that data is in a readable format for the Application layer.

21. What are two purposes for segmentation with a bridge?
To create more collision domains and to add more bandwidth for users.
Hub and repeater
48 bits (6 bytes)
Buffering - windowing - congestion avoidance

22. Segmentation of a data stream happens at which layer of the OSI model?
Data Link & Physical
Data Link (LLC sublayer)
The Physical layer is responsible for transporting 1s and 0s in a digital signal.
Transport

23. Routers operate at layer __. LAN switches operate at layer __. Ethernet hubs operate at layer __. Word processing operates at layer __.
Switch to switch - host to host - switch to host
3 - 2 - 1 - none
The Physical layer is responsible for the electrical and mechanical connections between devices.
48 bits (6 bytes)

24. When data is encapsulated - which is the correct order?
Data - segment - packet - frame - bit
204.51.170.85
It divides the network communication process into smaller and simpler components - thus aiding component development - design - and troubleshooting. It encourages industry standardization by defining what functions occur at each layer of the model.
10101100.00010000.00010100.00110111

25. This device uses hardware addresses to filter a network.
Bridge or switch
Switch or bridge
132.210.184.166
Router

26. This device sends and receives information about the Network layer.
The Transport layer segments user data.
Router
The Network layer creates packets out of segments handed down from the Transport layer.
The Data Link layer frames packets received from the Network layer.

27. What is the purpose of flow control?
RJ45 UTP rolled cable.
To provide a means for the receiver to govern the amount of data sent by the sender.
Buffering - windowing - congestion avoidance
Transport

28. What type of RJ45 UTP cable is used between switches?
The Physical layer is responsible for the electrical and mechanical connections between devices.
11000000.10101000.00001010.00001111
To create more collision domains and to add more bandwidth for users.
RJ45 UTP crossover cable.

29. Which layer combines bits into bytes and bytes into frames - uses MAC addressing - and provides error detection?
PDUs at the Data Link layer are called frames. AS soon as you see frame in a question - you know the answer.
The Data Link layer is responsible for the framing of data packets.
The Transport layer user virtual circuits to create a reliable connection between two hosts.
Router

30. Which layer is represented by packets?
PDUs at the Data Link layer are called frames. AS soon as you see frame in a question - you know the answer.
The Data Link layer frames packets received from the Network layer.
The Network layer creates packets out of segments handed down from the Transport layer.
The Data Link layer is responsible for the framing of data packets.

31. What are two unique characteristics of half-duplex Ethernet when compared to full-duplex Ethernet?
Half-duplex Ethernet operates in a shared collision domain. Half-duplex Ethernet has lower effective throughput.
Router
Buffering - windowing - congestion avoidance
183/B7

32. This layer uses service access points.
The Network layer provides logical addressing - typically IP addressing and routing.
Data Link (LLC sublayer)
The Session layer creates sessions between different hosts' applications.
PDUs at the Data Link layer are called frames. AS soon as you see frame in a question - you know the answer.

33. This device can measure the distance to a remote network.
204.51.170.85
198.211.57.209
Router
48 bits (6 bytes)

34. Convert 192.168.10.15 to binary format.
84:D2:43:B3
Router
In a CSMA/CD collision domain - stations must wait until the media is not in use before transmitting. After a collision - all stations run a random backoff algorithm. When the backoff delay period has expired - all stations have equal priority to tra
11000000.10101000.00001010.00001111

35. Ethernet is defined at these layers.
Data Link & Physical
183/B7
3 - 2 - 1 - none
The Application layer is responsible for finding the network resources broadcast from a server and adding flow control and error control (if the application developer chooses).

36. Acknowledgments - sequencing - and flow control are characteristics of which OSI layer?
The Network layer creates packets out of segments handed down from the Transport layer.
Layer 4
Network
00001010.00001011.00001100.01100011

37. You have the following binary number: 10110111 - What are the decimal and hexadecimal equivalents?
183/B7
Transport
Switch to switch - host to host - switch to host
Router

38. What type of RJ45 UTP cable do you use to connect a PC's COM port to a router or switch console port?
RJ45 UTP rolled cable.
Data - segment - packet - frame - bit
204.51.170.85
00001010.00001011.00001100.01100011

39. Logical addressing is used at this layer.
It divides the network communication process into smaller and simpler components - thus aiding component development - design - and troubleshooting. It encourages industry standardization by defining what functions occur at each layer of the model.
Network
The Physical layer is responsible for transporting 1s and 0s in a digital signal.
Data Link & Physical

40. This device creates one big collision domain and one large broadcast domain.
Hub and repeater
The Physical layer is responsible for the electrical and mechanical connections between devices.
Segments - packets - frames - bits
Hub

41. What is the bit length and expression form of a MAC address?
The Transport layer user virtual circuits to create a reliable connection between two hosts.
Router
48 bits (6 bytes)
The Network layer provides logical addressing - typically IP addressing and routing.

42. Convert 10000100.11010010.10111000.10100110 to decimal IP format.
Data Link (LLC sublayer)
RJ45 UTP crossover cable.
It divides the network communication process into smaller and simpler components - thus aiding component development - design - and troubleshooting. It encourages industry standardization by defining what functions occur at each layer of the model.
132.210.184.166

43. Why does the data communication industry use the layered OSI reference model? (Name two)
Layer 4
It divides the network communication process into smaller and simpler components - thus aiding component development - design - and troubleshooting. It encourages industry standardization by defining what functions occur at each layer of the model.
Hub and repeater
Switch to switch - host to host - switch to host

44. Which layer is responsible for keeping the data from different applications separate on the network?

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183

45. This device breaks up collision domains and broadcast domains.
84:D2:43:B3
Data - segment - packet - frame - bit
Router
The Network layer creates packets out of segments handed down from the Transport layer.

46. How does a host on an Ethernet LAN know when to transmit after a collision has occurred? (Name two)
Data Link (LLC sublayer)
Switch or bridge
In a CSMA/CD collision domain - stations must wait until the media is not in use before transmitting. After a collision - all stations run a random backoff algorithm. When the backoff delay period has expired - all stations have equal priority to tra
The Network layer provides logical addressing - typically IP addressing and routing.

47. Which layer specifies voltage - wire speed - and pinout cables and moves bits between devices?
In a CSMA/CD collision domain - stations must wait until the media is not in use before transmitting. After a collision - all stations run a random backoff algorithm. When the backoff delay period has expired - all stations have equal priority to tra
The Session layer sets up - maintains - and terminates sessions between applications.
Router
The Physical layer is responsible for the electrical and mechanical connections between devices.

48. Put the following in order of encapsulation: Packets - Frames - Bits - Segments
Packet switching - Packet filtering - Internetwork communication - Path selection
132.210.184.166
Segments - packets - frames - bits
11000000.10101000.00001010.00001111

49. Which layer provides logical addressing that routers will use for path determination?
The Network layer provides logical addressing - typically IP addressing and routing.
D8:1B:3D:76
The Physical layer is responsible for transporting 1s and 0s in a digital signal.
The Session layer creates sessions between different hosts' applications.

50. Convert 11000110.11010011.00111001.11010001 to decimal IP format.
Data - segment - packet - frame - bit
RJ45 UTP crossover cable.
Transport
198.211.57.209