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Network Technician Interview Questions

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Technical assessment was comprised of "Here's a home wireless router and here's a computer in the network. How does the router know which computer has which IP address?"

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My answer was "By MAC address". They asked, "OK and how does the router store that information." I had no idea so I said, "In a table somewhere." They said it was ok that I didn't know, but that if I was chosen I would certainly learn the answer to that and a lot more very quickly.

The router knows which computer has certain IP address by its MAC address as you said and this is done using ARP. ARP is a layer 2 protocol used in identifying the mac address of a device from its ip address.

What level of the osi model is the ping command in.

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How many subnets in the subnet mask /17

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What was one occasion in which someone made you mad? .... What are your greatest strengths? ... Do you own some tools?

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How would you troubleshoot a radio?

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Why does a switch need an ip?

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How would you handle it if the patient died while performing your duty - not as a cause of what you did, just as an event of the situation?

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What do you do if things go wrong with an install, after the window of three hours was expired.

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What's the technical term for 4-pin and 8-pin connector?

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I don't remember any interview questions, but I was using a new Voice over IP line, which had an (unknown to me at the time, but nevertheless "known issue") with my home router, so the call kept disconnecting (after 3 minutes).

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