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CCNA Practice Quiz: 200-120 Quiz 1

CCNA Practice Quiz: 200-120 Quiz 1

1. Which of the following accurately describe how switches and hubs work? (Select two)
2. Which of the following statements are true about bridges? (Select two)
3. Which of the following best describe how a switch functions? (Select two)

4. Which of the following are general advantages of using routers on your network? (Select three)

5. Which of the following is an advantage of using a bridge?
6. Which of the following is a list of Layer 2 devices?
7. Which of the following are characteristics of a switch? (Select two.)
8. You have been put in charge of connecting two company networks that were previously separated. You need to connect a 100BaseTx Ethernet network with an older token ring network. Most traffic will be localized within each network, with only a little traffic crossing between networks. Both networks are using the TCP/IP protocol suite. Which connectivity device would be the best choice in this situation?

9. You want to prevent collisions on your network by creating separate collision domains and defining virtual LANs. Which of the following devices should you choose?
10. You manage a small LAN for a branch office. The branch office has six file servers. You want to use full-duplex Ethernet and offer guaranteed bandwidth to each server. How should you design the network?
11. You have a small network with two switches, SwitchA and SwitchB. Each switch has three client computers connected. WrkA_1, WrkA_2, and WrkA_3 are connected to SwitchA using their own subnet, while WrkB_4, WrkB_5, and WrkB_6 are connected to SwitchB using a different subnet. You need to connect SwitchA and SwitchB so that workstations connected to SwitchA can communicate with workstations connected to SwitchB. Which should you do?
12. The following items describe the functions performed at various OSI model layers.
  • Logical topology, hardware addresses, media access, framing
  • Logical device identification, path identification and selection
  • Flow control, reliable data transfer, windowing, segmentation, and sequencing
  • Convert data to 0s and 1s, bit signaling and synchronization

Which of the following correctly identifies the layers that perform each of the functions listed here?
13. What role does ARP play in the routing process?
14. Which of the following are functions of the MAC sublayer in the OSI model? (Select two)

15. The following names are given to data at various stages in the encapsulation process.

  • Packets
  • Bits
  • Segments
  • Frames

To which layer of the OSI model do the names correspond?
16. Which of the following methods helps to detect lost packets? (Select two)
17. What is the purpose of the CRC in network communications?
18. Workstation2 needs to send data to Workstation3. It sends out an ARP request for the address of the default gateway. Which of the following are true of this request? (Select two)
19. A client computer starts to download some files from an FTP server named FTPSrv1. While the first download is in progress, the user opens a second instance of the FTP program and initiates a second download. What does the server and the client use to keep each download separate?
20. An Internet server has a single network interface that has been assigned an IP address. The server is running both the FTP and HTTP services. A client computer initiates a session with the HTTP server. How is the HTTP request from the client routed to the correct service running on the server?
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