Section 6.2 Network Hardware – Flashcards
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Switch
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Which of the following LAN devices receives a signal on one port, and the forwards that signal only to the port where the destination device is connected? a. Router b. Network adapter c. Hub d. Switch
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It demodulates analog data from a telephone network into digital PC data. It modulates digital data from the PC into analog data and transmits it on a telephone network.
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Which of the following statements accurately describes how a modem works? (Select Two.) a. It transmits digital signals over ordinary telephone copper wiring at a rate up to 128 Kbps. b. It demodulates analog data from a telephone network into digital PC data. c. It modulates digital data from the PC into analog data and transmits it on a telephone network. d. It communicated over a telephone network using digital signals. e. It modulates digital data from a telephone network into analog data that a PC can use. f. It demodulates analog PC data into digital data that can be transmitted through a telephone network.
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Hub
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Which of the following hardware devices regenerates a signal out all connected ports without examining the frame or packet contents? a. Switch b. Gateway c. Bridge d. Hub e. Router
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When a frame enters a port, the source MAC address is copied from the frame header.
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How do switches and bridges learn where devices are located on a network? a. When a frame enters a port, the source IP address is copied from the frame header. b. When a frame enters a port, the source MAC address is copied from the frame header. c. When a frame enters a port, the destination IP address is copies from the frame header. d. When a frame enters a port, the destination MAC address is copied from the frame header.
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ARP
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A host wants to send a message to another host with the IP address 115.99.80.157. IP does not know the hardware address of the destination device. Which protocol can be used to discover the MAC address? a. ARP b. DNS c. BOOTP d. DHCP
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C0-34-FF-15-01-8E
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Which of the following is a valid MAC address? a. 73-99-12-61-15 b. 34-9A-86-1G-B3-24 c. 192.168.12.15 d. 83-5A-5B-0B-31-55-F1 e. C0-34-FF-15-01-8E f. 255.255.255.0
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Network interface card
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Which network component connects a device to the transmission media and allows it to send and receive messages? a. Bridge b. Protocol c. Switch d. Network interface card
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Send the frame out ports 2-8.
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An 8-port switch receives a frame on port number 1. The frame is addressed to an unknown device. What will the switch do? a. Send the frame out all 8 ports. b. Send the frame out the destination port. c. Send the frame out ports 2-8. d. Drop the frame.
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It connects multiple cable segments (or devices), and forwards frames to the appropriate segment.
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Which of the following best describes how a switch functions? a. It connects multiple cable segments (or devices), and broadcasts frames to all of its ports. b. It connects multiple cable segments (or devices), and forwards frames to the appropriate segment. c. It connects multiple segments of different architectures. It translates frames, and broadcasts them to all of its ports. d. It connects multiple segments of different architectures. It translates frames, and forwards them to the appropriate segment.
