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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. What type of RJ45 UTP cable is used between switches?
Transport
PDUs at the Data Link layer are called frames. AS soon as you see frame in a question - you know the answer.
Transport
RJ45 UTP crossover cable.

2. Ethernet is defined at these layers.
RJ45 UTP rolled cable.
CA:F5:83:EB
Router
Data Link & Physical

3. Convert 11000110.11010011.00111001.11010001 to decimal IP format.
198.211.57.209
Router
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.

4. Convert 10000100.11010010.10111000.10100110 to decimal IP format.
Transport
198.211.57.209
The Data Link layer is responsible for the framing of data packets.
132.210.184.166

5. Segmentation of a data stream happens at which layer of the OSI model?
The Session layer creates sessions between different hosts' applications.
Transport
The Data Link layer is responsible for the framing of data packets.
Network

6. How does a host on an Ethernet LAN know when to transmit after a collision has occurred? (Name two)
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 creates sessions between different hosts' applications.
183/B7
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.

7. This device sends and receives information about the Network layer.
To provide a means for the receiver to govern the amount of data sent by the sender.
Fiber-opticcable
The Data Link layer frames packets received from the Network layer.
Router

8. Convert 11011000.00011011.00111101.01110110 to hexadecimal format.
The Network layer provides routing through an internetwork and logical addressing.
Layer 4
Packet switching - Packet filtering - Internetwork communication - Path selection
D8:1B:3D:76

9. Which layer provides logical addressing that routers will use for path determination?
Segments - packets - frames - bits
The Network layer provides logical addressing - typically IP addressing and routing.
132.210.184.166
Bridge or switch

10. Routers operate at layer __. LAN switches operate at layer __. Ethernet hubs operate at layer __. Word processing operates at layer __.
11000000.10101000.00001010.00001111
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
To provide a means for the receiver to govern the amount of data sent by the sender.
3 - 2 - 1 - none

11. When data is encapsulated - which is the correct order?
The Physical layer is responsible for transporting 1s and 0s in a digital signal.
Segments - packets - frames - bits
Data - segment - packet - frame - bit
Transport

12. Convert 10000100.11010010.01000011.10110011 to hexadecimal format.
00001010.00001011.00001100.01100011
84:D2:43:B3
Data - segment - packet - frame - bit
Switch to switch - host to host - switch to host

13. Which layer is represented by bits?
11000000.10101000.00001010.00001111
Fiber-opticcable
The Physical layer is responsible for transporting 1s and 0s in a digital signal.
Hub and repeater

14. Why does the data communication industry use the layered OSI reference model? (Name two)
Router
Hub
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.
Router

15. Logical addressing is used at this layer.
The Session layer sets up - maintains - and terminates sessions between applications.
Network
Decrease the window size.
00001010.00001011.00001100.01100011

16. Convert 10.11.12.99 to binary format.
Transport
00001010.00001011.00001100.01100011
The Network layer creates packets out of segments handed down from the Transport layer.
Hub

17. Which layer chooses and determines the availability of communicating partners along with the resources necessary to make the connection - coordinates partnering applications - and forms a consensus on procedures for controlling data integrity and err
The Network layer creates packets out of segments handed down from the Transport layer.
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).
Data - segment - packet - frame - bit
The Presentation layer makes sure that data is in a readable format for the Application layer.

18. Convert 11001010.11110101.10000011.11101011 to hexadecimal format.
RJ45 UTP crossover cable.
To create more collision domains and to add more bandwidth for users.
CA:F5:83:EB
183/B7

19. Which layer 1 devices can be used to enlarge the area covered by a single LAN segment?
48 bits (6 bytes)
Hub and repeater
Network
Data Link

20. What type of RJ45 UTP cable do you use to connect a PC's COM port to a router or switch console port?
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 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.
To provide a means for the receiver to govern the amount of data sent by the sender.
RJ45 UTP rolled cable.

21. You have the following binary number: 10110111 - What are the decimal and hexadecimal equivalents?
Transport
The Network layer provides routing through an internetwork and logical addressing.
183/B7
Half-duplex Ethernet operates in a shared collision domain. Half-duplex Ethernet has lower effective throughput.

22. What is the purpose of flow control?
The Transport layer user virtual circuits to create a reliable connection between two hosts.
Packet switching - Packet filtering - Internetwork communication - Path selection
To provide a means for the receiver to govern the amount of data sent by the sender.
00001010.00001011.00001100.01100011

23. This device can measure the distance to a remote network.
Switch or bridge
Decrease the window size.
Hub
Router

24. Convert 11001100.00110011.10101010.01010101 to decimal IP format.
Bridge or switch
204.51.170.85
The Data Link layer frames packets received from the Network layer.
To provide a means for the receiver to govern the amount of data sent by the sender.

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

26. Acknowledgments - sequencing - and flow control are characteristics of which OSI layer?
204.51.170.85
Decrease the window size.
Switch or bridge
Layer 4

27. This device creates many smaller collision domains - but the network is still one large broadcast domain.
The Physical layer is responsible for the electrical and mechanical connections between devices.
10101100.00010000.00010100.00110111
PDUs at the Data Link layer are called frames. AS soon as you see frame in a question - you know the answer.
Switch or bridge

28. Which two fields are contained within an IEEE Ethernet frame header?
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).
Network
Source and destination MAC address and FCS field
Network

29. Name four router functions.
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.
Buffering - windowing - congestion avoidance
Data - segment - packet - frame - bit
Packet switching - Packet filtering - Internetwork communication - Path selection

30. Which layer provides the physical transmission of the data and handles error notification - network topology - and flow control?
Data Link & Physical
Data Link
198.211.57.209
The Network layer creates packets out of segments handed down from the Transport layer.

31. This layer supports flow control and sequencing.
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.
Hub
Transport
The Transport layer user virtual circuits to create a reliable connection between two hosts.

32. Which layer is represented by segments?
Network
Router
The Transport layer segments user data.
3 - 2 - 1 - none

33. Which layer defines how data is formatted - presented - encoded - and converted for use on the network?
Data - segment - packet - frame - bit
Router
198.211.57.209
The Presentation layer makes sure that data is in a readable format for the Application layer.

34. This device uses hardware addresses to filter a network.
Bridge or switch
Decrease the window size.
Switch or bridge
To provide a means for the receiver to govern the amount of data sent by the sender.

35. 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?
PDUs at the Data Link layer are called frames. AS soon as you see frame in a question - you know the answer.
RJ45 UTP crossover cable.
The Physical layer is responsible for transporting 1s and 0s in a digital signal.
48 bits (6 bytes)

36. What is the bit length and expression form of a MAC address?
Decrease the window size.
Network
RJ45 UTP rolled cable.
48 bits (6 bytes)

37. Which layer specifies voltage - wire speed - and pinout cables and moves bits between devices?
00001010.00001011.00001100.01100011
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.
To provide a means for the receiver to govern the amount of data sent by the sender.
The Physical layer is responsible for the electrical and mechanical connections between devices.

38. Which layer manages device addressing - tracks the location of devices on the network - and determines the best way to move data?
Network
The Data Link layer frames packets received from the Network layer.
Hub and repeater
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.

39. This layer creates a virtual circuit before transmitting between two end stations.
The Physical layer is responsible for transporting 1s and 0s in a digital signal.
Switch to switch - host to host - switch to host
Hub
Transport

40. Which layer is responsible for creating - managing - and terminating sessions between applications?
PDUs at the Data Link layer are called frames. AS soon as you see frame in a question - you know the answer.
RJ45 UTP crossover cable.
The Session layer sets up - maintains - and terminates sessions between applications.
Data - segment - packet - frame - bit

41. Which layer combines bits into bytes and bytes into frames - uses MAC addressing - and provides error detection?
The Data Link layer frames packets received from the Network layer.
Decrease the window size.
Packet switching - Packet filtering - Internetwork communication - Path selection
The Data Link layer is responsible for the framing of data packets.

42. At which layer is routing implemented - enabling connections and path selection between two end systems?
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 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.
The Network layer provides routing through an internetwork and logical addressing.
Hub

43. What are two purposes for segmentation with a bridge?
10101100.00010000.00010100.00110111
To create more collision domains and to add more bandwidth for users.
Fiber-opticcable
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.

44. Put the following in order of encapsulation: Packets - Frames - Bits - Segments
204.51.170.85
Source and destination MAC address and FCS field
Segments - packets - frames - bits
Transport

45. Which layer is represented by packets?
Data Link & Physical
The Network layer creates packets out of segments handed down from the Transport layer.
Switch or bridge
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.

46. This device breaks up collision domains and broadcast domains.
204.51.170.85
Data Link (LLC sublayer)
Router
Transport

47. What are two unique characteristics of half-duplex Ethernet when compared to full-duplex Ethernet?
3 - 2 - 1 - none
Network
Hub
Half-duplex Ethernet operates in a shared collision domain. Half-duplex Ethernet has lower effective throughput.

48. Convert 192.168.10.15 to binary format.
84:D2:43:B3
Packet switching - Packet filtering - Internetwork communication - Path selection
11000000.10101000.00001010.00001111
The Physical layer is responsible for transporting 1s and 0s in a digital signal.

49. Name three types of connections that can use full duplex.
183/B7
The Physical layer is responsible for transporting 1s and 0s in a digital signal.
Switch to switch - host to host - switch to host
The Presentation layer makes sure that data is in a readable format for the Application layer.

50. This layer uses service access points.
Data Link (LLC sublayer)
Router
Transport
Packet switching - Packet filtering - Internetwork communication - Path selection