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Tech QOTD – Xbox Ports – A+

Take a look at the figure and answer the following two questions. (Click to enlarge. See the answer and video response below.)

What type of HDMI cable do we need to output 4K video? Which of the ports is an optical port?

 

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Tech QOTD – Batteries – A+

Take a look at the figure. Can this cause Windows 10 to fail to boot properly? (Click to enlarge. See the answer and video response below.)

 

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Tech QOTD – Topic: Aspect Ratios (A+)

Answer the question in the figure. (Click to enlarge. See the answer and video response below.)

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Tech QOTD – Topic: Wireless Networking (A+)

The router in the figure (a D-Link DIR-655) uses the IEEE 802.11n wireless networking standard as its fastest wireless technology.

Question: What two frequency bands does 802.11n make use of?

(See the answer and video response below.)

[…] read more

Tech QOTD – Topic: Power Issues (A+)

This system suffers from intermittent restarts that occur for no apparent reason. Examine the figure (click to enlarge).

Question: What is the most likely reason that the system is intermittently restarting?

Bonus: How can we fix the problem?

(See the answer and video response below.)

[…] read more

                      
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