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?

Transceiver

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)

GBIC SFP

Which of the following is a valid MAC address?

C0-34-FF-15-01-8E

Which of the following is a valid MAC address?

AB.07.CF.62.16.BD

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 115.99.08.157. IP does not know the hardware address of the destination device. Which protocol can be used to discover the MAC address?

ARP

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