3.1.5 Practice Questions

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Which network component connects a device with the transmission media and allows it to send and receive messages?

Network interface card

What device sends signals from a computer onto a network?


Which of the following statements accurately describes how a modem works? (Select two)

It modulates digital data from the PC into analog data and transmits it on a telephone network. It demodulates analog data from a telephone network into digital PC data.

You have a server that has a 100BaseFX network interface card that you need to connect to a switch. The switch only has 100BaseTX switch ports. Which device should you use?

Media converter

At which OSI model layer does a media converter operate?

Layer 1

What type of module might a switch use to allow it to modify the media type supported by a switch port? (Select two)


Which of the following is a valid MAC address?


Which of the following is a valid MAC address?


Which of the following is true about the MAC address? (Select two)

It is a 48-bit address It is typically represented by hexadecimal numbers.

A host wants to send a message to another host with the IP address IP does not know the hardware address of the destination device. Which protocol can be used to discover the MAC address?


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