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Test your basic knowledge |
Cisco Prep
Start Test
Study First
Subjects
:
cisco
,
it-skills
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. Convert 10.11.12.99 to binary format.
Data - segment - packet - frame - bit
204.51.170.85
Switch or bridge
00001010.00001011.00001100.01100011
2. Convert 172.16.20.55 to binary format.
Router
Layer 4
11000000.10101000.00001010.00001111
10101100.00010000.00010100.00110111
3. This device creates many smaller collision domains - but the network is still one large broadcast domain.
204.51.170.85
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).
Switch or bridge
198.211.57.209
4. Convert 11001100.00110011.10101010.01010101 to decimal IP format.
Hub
CA:F5:83:EB
132.210.184.166
204.51.170.85
5. Routers operate at layer __. LAN switches operate at layer __. Ethernet hubs operate at layer __. Word processing operates at layer __.
The Presentation layer makes sure that data is in a readable format for the Application layer.
00001010.00001011.00001100.01100011
3 - 2 - 1 - none
The Transport layer user virtual circuits to create a reliable connection between two hosts.
6. Convert 11000110.11010011.00111001.11010001 to decimal IP format.
198.211.57.209
Transport
10101100.00010000.00010100.00110111
RJ45 UTP crossover cable.
7. Which layer is represented by segments?
00001010.00001011.00001100.01100011
Layer 4
132.210.184.166
The Transport layer segments user data.
8. Convert 11011000.00011011.00111101.01110110 to hexadecimal format.
Bridge or switch
The Session layer creates sessions between different hosts' applications.
D8:1B:3D:76
3 - 2 - 1 - none
9. Which layer is responsible for keeping the data from different applications separate on the network?
10. Which layer is responsible for converting data packets from the Data Link layer into electrical signals?
10101100.00010000.00010100.00110111
Packet switching - Packet filtering - Internetwork communication - Path selection
D8:1B:3D:76
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.
11. You want to implement a network medium that is not susceptible to EMI. Which type of cabling should you use?
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 Link
Fiber-opticcable
The Network layer provides routing through an internetwork and logical addressing.
12. Name four router functions.
Packet switching - Packet filtering - Internetwork communication - Path selection
The Network layer provides logical addressing - typically IP addressing and routing.
Data Link
Transport
13. Logical addressing is used at this layer.
Network
The Transport layer segments user data.
84:D2:43:B3
204.51.170.85
14. Which layer provides the physical transmission of the data and handles error notification - network topology - and flow control?
The Transport layer user virtual circuits to create a reliable connection between two hosts.
Data Link
Data Link & Physical
The Presentation layer makes sure that data is in a readable format for the Application layer.
15. Which layer segments and reassembles data into a data stream?
To create more collision domains and to add more bandwidth for users.
The Transport layer user virtual circuits to create a reliable connection between two hosts.
The Network layer provides routing through an internetwork and logical addressing.
Transport
16. Convert 11001010.11110101.10000011.11101011 to hexadecimal format.
204.51.170.85
11000000.10101000.00001010.00001111
CA:F5:83:EB
84:D2:43:B3
17. Name three types of connections that can use full duplex.
The Network layer provides routing through an internetwork and logical addressing.
Switch to switch - host to host - switch to host
11000000.10101000.00001010.00001111
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).
18. Why does the data communication industry use the layered OSI reference model? (Name two)
The Network layer provides logical addressing - typically IP addressing and routing.
The Data Link layer is responsible for the framing of data packets.
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
19. This device uses hardware addresses to filter a network.
Bridge or switch
183/B7
Buffering - windowing - congestion avoidance
3 - 2 - 1 - none
20. Which two fields are contained within an IEEE Ethernet frame header?
The Presentation layer makes sure that data is in a readable format for the Application layer.
Source and destination MAC address and FCS field
132.210.184.166
Switch to switch - host to host - switch to host
21. Put the following in order of encapsulation: Packets - Frames - Bits - Segments
84:D2:43:B3
The Transport layer segments user data.
Decrease the window size.
Segments - packets - frames - bits
22. This layer uses service access points.
The Physical layer is responsible for the electrical and mechanical connections between devices.
Source and destination MAC address and FCS field
Network
Data Link (LLC sublayer)
23. What are two purposes for segmentation with a bridge?
11000000.10101000.00001010.00001111
To create more collision domains and to add more bandwidth for users.
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.
24. This layer supports flow control and sequencing.
Transport
Layer 4
Data Link
198.211.57.209
25. Ethernet is defined at these layers.
The Session layer creates sessions between different hosts' applications.
Fiber-opticcable
Data Link & Physical
The Data Link layer is responsible for the framing of data packets.
26. Which layer is represented by bits?
To create more collision domains and to add more bandwidth for users.
The Physical layer is responsible for transporting 1s and 0s in a digital signal.
204.51.170.85
Network
27. This device can measure the distance to a remote network.
To provide a means for the receiver to govern the amount of data sent by the sender.
Router
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 Physical layer is responsible for the electrical and mechanical connections between devices.
28. This layer creates a virtual circuit before transmitting between two end stations.
10101100.00010000.00010100.00110111
CA:F5:83:EB
Switch or bridge
Transport
29. Which layer manages device addressing - tracks the location of devices on the network - and determines the best way to move data?
Data Link
Network
Transport
To provide a means for the receiver to govern the amount of data sent by the sender.
30. This device breaks up collision domains and broadcast domains.
The Network layer provides logical addressing - typically IP addressing and routing.
Hub
Network
Router
31. Convert 10000100.11010010.10111000.10100110 to decimal IP format.
D8:1B:3D:76
The Transport layer user virtual circuits to create a reliable connection between two hosts.
132.210.184.166
The Physical layer is responsible for transporting 1s and 0s in a digital signal.
32. What is the purpose of flow control?
PDUs at the Data Link layer are called frames. AS soon as you see frame in a question - you know the answer.
The Transport layer user virtual circuits to create a reliable connection between two hosts.
To provide a means for the receiver to govern the amount of data sent by the sender.
11000000.10101000.00001010.00001111
33. Acknowledgments - sequencing - and flow control are characteristics of which OSI layer?
Data Link (LLC sublayer)
Layer 4
The Physical layer is responsible for the electrical and mechanical connections between devices.
CA:F5:83:EB
34. Which layer specifies voltage - wire speed - and pinout cables and moves bits between devices?
Router
Data - segment - packet - frame - bit
Transport
The Physical layer is responsible for the electrical and mechanical connections between devices.
35. You have the following binary number: 10110111 - What are the decimal and hexadecimal equivalents?
00001010.00001011.00001100.01100011
183/B7
The Data Link layer is responsible for the framing of data packets.
Fiber-opticcable
36. A receiving host has failed to receive all of the segments that it should acknowledge. What can the host do to improve the reliability of this communication session?
Decrease the window size.
The Network layer provides logical addressing - typically IP addressing and routing.
48 bits (6 bytes)
To provide a means for the receiver to govern the amount of data sent by the sender.
37. Which layer provides logical addressing that routers will use for path determination?
Network
Decrease the window size.
The Network layer provides logical addressing - typically IP addressing and routing.
The Transport layer user virtual circuits to create a reliable connection between two hosts.
38. What is the bit length and expression form of a MAC address?
183/B7
48 bits (6 bytes)
3 - 2 - 1 - none
Router
39. Which layer defines how data is formatted - presented - encoded - and converted for use on the network?
The Presentation layer makes sure that data is in a readable format for the Application layer.
Transport
RJ45 UTP rolled cable.
Buffering - windowing - congestion avoidance
40. This device sends and receives information about the Network layer.
00001010.00001011.00001100.01100011
Router
The Network layer provides logical addressing - typically IP addressing and routing.
Layer 4
41. Segmentation of a data stream happens at which layer of the OSI model?
Hub and repeater
Router
Transport
D8:1B:3D:76
42. What type of RJ45 UTP cable do you use to connect a PC's COM port to a router or switch console port?
Data - segment - packet - frame - bit
RJ45 UTP rolled cable.
Hub
Hub
43. What type of RJ45 UTP cable is used between switches?
The Session layer sets up - maintains - and terminates sessions between applications.
Switch or bridge
RJ45 UTP crossover cable.
Transport
44. Convert 192.168.10.15 to binary format.
The Session layer creates sessions between different hosts' applications.
11000000.10101000.00001010.00001111
CA:F5:83:EB
To provide a means for the receiver to govern the amount of data sent by the sender.
45. When data is encapsulated - which is the correct order?
10101100.00010000.00010100.00110111
Data - segment - packet - frame - bit
Transport
204.51.170.85
46. Which layer 1 devices can be used to enlarge the area covered by a single LAN segment?
84:D2:43:B3
Hub and repeater
Data - segment - packet - frame - bit
Source and destination MAC address and FCS field
47. This device creates one big collision domain and one large broadcast domain.
Router
Hub
Source and destination MAC address and FCS field
84:D2:43:B3
48. Which layer is responsible for creating - managing - and terminating sessions between applications?
The Session layer sets up - maintains - and terminates sessions between applications.
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).
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.
11000000.10101000.00001010.00001111
49. Which layer is used for reliable communication between end nodes over the network and provides mechanisms for establishing - maintaining - and terminating virtual circuits; transport-fault detection recovery; and controlling the flow of information?
The Transport layer user virtual circuits to create a reliable connection between two hosts.
132.210.184.166
Network
The Physical layer is responsible for the electrical and mechanical connections between devices.
50. 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?
The Transport layer segments user data.
Data Link & Physical
PDUs at the Data Link layer are called frames. AS soon as you see frame in a question - you know the answer.
The Physical layer is responsible for the electrical and mechanical connections between devices.