Q. A ________receives a signal and, before it becomes too weak or corrupted, regenerates the original bit pattern. It then sends the refreshed signal.

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Q. A __________ forwards every frame; it has no filtering capability.

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Q. ________ is actually a multiport repeater. It is normally used to create connections between stations in a physical star topology.

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Q. A ________ operates in both the physical and the data link layer.

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Q. A _______ can check the MAC addresses contained in the frame.

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Q. A ______ has a table used in filtering decisions.

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Q. A ________ is a device in which the stations are completely unaware of its existence.

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Q. A three-layer switch is a kind of ________.

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Q. A two-layer switch is a ______.

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Q. Some new two-layer switches, called _______ switches, have been designed to forward the frame as soon as they check the MAC addresses in the header of the frame.

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Q. A _______ is a three-layer device that handles packets based on their logical addresses.

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Q. A ______ normally connects LANs and WANs in the Internet and has a table that is used for making decisions about the route.

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Q. A ______ switch is a faster and more sophisticated router.

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Q. A ________ is normally a computer that operates in all five layers of the Internet model or seven layers of OSI model.

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Q. A _____ can be used as a connecting device between two internetworks that use different models.

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Q. In a _____ backbone, the backbone is just one switch.

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Q. _______ is a first-generation cellular phone system.

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Q. __________ is a second-generation cellular phone system.

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Q. ____________ is a digital version of AMPS.

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Q. ___________ is a second-generation cellular phone system used in Europe.

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