Correct Answer:

DDR/DDR2/DDR3 RAM can be used with special Dual Channel motherboards.

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The other answers do not have Dual Channel anything.

Correct Answer:

The next step is to check for connectivity. Look at the link light on the NIC to see that it is on, indicating a good connection to the hub or switch.

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The other options might be helpful, but they are not your next step.

Correct Answer:

Under ideal, outdoor conditions, the 802.11g standard supports data throughput of up to 54 Mbps and has a range of up to 140 meters.

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802.11b has a data throughput of 11 Mbps at 140 meters.

802.11a has a data throughput of 54 Mbps at 120 meters.

802.11n has a data throught of 150+ Mbps at 250 meters.

Correct Answer:

A cellular card would allow Jim to be in any location he would like and not have to worry about wires. Unless there's no cellular signal. Sorry, Montana!

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Bluetooth and Infared are known for their ability to connect devices wirelessly in short ranges, but not for internet connections.

An 802.11g wireless card would be great, however, Jim wants to be able to go anywhere. That includes the middle of the park if he wants.

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Multi-touch - Multi-touch enables mobile devices to recognize input from more than one finger at a time.

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An accelerometer helps keep track of a device's orientation in space.

A Micro USB port enables mobile devices to connect to a PC.

A trackball is an input device that uses a small ball to move a cursor, kind of like a mouse.

Correct Answer:

When setting up a gaming server, it's important to make it as easy as possible for others to connect. Putting the server in a DMZ does this.

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A backup server contains private information, so you want it as protected as possible.

A smartphone also contains private information, so you don't want it Internet accessible.

You don't want anyone from the Internet using your wireless printer! Don't put it in a DMZ.

Correct Answer:

A punch down tool presses the individual strands of wire into a patch panel.

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A tone probe helps network techs find the port to which a particular Ethernet cord is attached.

Loopback plugs help test a NIC.

A crimper is used to attach RJ-45 plugs to an Ethernet cable

Correct Answer:

Geotracking can be turned off. Many apps are able to use GPS enabled mobile devices to identify a person's physical location. Mobile devices often have this feature within their camera app. This setting can be easily changed on your mobile device, to not leave your location.

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Filtering is not a correct answer.Filtering refers to removing unwanted features of a signal.

Turning off WiFi will not assist, as the GPS is still active.

Tethering is a way to use a device as a hotspot to share an internet connection, it will not assist the user.

Correct Answer:

A digitizer transfers all of the touch function from the device to the LCD. When installed, the digitizer requires calibration so it can determine, when the screen is touched, where to signal the operating system the location of the touch on its grid.

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Digitizers do not require internet connection.

Digitizers do not require maintanence cleaning.

Digitizers do not require an update.

Correct Answer:

Close the unused apps is the best answer. Many people do not realize that the amount of applications that are running in the background on your mobile device. If you have performance issues, try reviewing the applications that are running on your system, and close applications that are not being used.

Incorrect Answers:

Power settings will not assist, they are designed to help the battery life of a device.

Resetting the tablet may fix the problem, however, you will lose all your data.

This problem does not require drastic measures.

Turning off location services will not assist. It may help your battery, but it would not affect your response time.