What is a DVI port?
On the back of your new computer, you notice a port labeled DVI. What is the DVI port used for?
CompTIA A+ Pop Quizzes
What software tool can help with diagnostics and troubleshooting?
What kind of software tool boots to a standalone operating system and is usually focused around providing specific functionality such as diagnostics or troubleshooting?
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Why does the help desk want your password?
While at work, you receive a call from Brian from the company help desk in New York. Brian informs you that during the backup process last night, your user account was apparently damaged during the file transfer. To resolve the issue, Brian asks for your username and password so he can login and recover the damaged files. What kind of security problem is this?
How can you secure your computer’s hardware configuration?
You’re planning to disable the USB port on all of the computers in your organization, but you’re concerned about your end user community re-enabling the ports on individual systems. What’s the easiest way to ensure that the hardware changes are protected from any end-user modifications?
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How can you secure data between sites?
You have a small remote office with a limited number of users that needs to have network access to the corporate headquarters location. The remote site has an Internet connection, but you don’t want to connect your sites using an insecure public network. What’s the best technology for securing network connections between locations, even over public network links?
Which Wi-Fi encryption method should never be used?
802.11 wireless networking technologies have changed a lot through the years. In 2001, a cryptographic vulnerability was found in one 802.11 encryption method. Which encryption type should never be used on an 802.11 wireless network?
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What network type best describes MPLS?
Which of these network and topology types would best categorize a MPLS network?
What cable connector is used for telephones and modems?
You are installing an internal modem into a desktop computer system, and you need to connect the telephone cable to the modem. What kind of cable connector is used for telephone and modem connections?
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What does full-duplex mean?
Your network adapter has a setting called “duplex” that is currently set to full-duplex. What does this mean?