What is a common legacy printer interface?
Many modern computers use USB connectors for physical connectivity to devices. Prior to USB, what interface type was normally seen on a printer as its connection to external devices?
What are these power supply specifications?
The power supply of your computer lists these specifications on the label:
What is this information called?
What information is contained on the first sector of a hard drive and contains a table of primary partitions, disk signature information, and directions for starting the operating system?
Why can’t my computer see my new memory modules?
You’ve recently upgraded the memory in your computer from 1 GB to 2 GB by removing two 512 MB memory modules and replacing them with two 1 GB memory modules. However, when you boot the computer it beeps and no error messages are shown on the screen. Which one of these would not be a troubleshooting option for this kind of issue?
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What is a multi-core CPU?
You’re looking to purchase a new computer, and you notice that many models include a “dual-core” CPU. What is a significant feature of a dual-core CPU?
Which expansion bus type is this?
Which video-based expansion bus was initially released by Intel in 1997 and has evolved into newer specifications that can support rates of up to 2 gigabytes per second? This expansion bus format isn’t included on new motherboards today, but the bus type is still supported on new video adapters available from a few manufacturers.
What’s the best way to clean motherboard components?
Which of these options should not be used to clean a motherboard?
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CompTIA Network+ N10-004: 4.7 – Troubleshooting Common Logical Connectivity Issues
Often, some of our most irritating network problems are related to logical configuration settings. In this module, you’ll learn how to check port speed, duplex, VLAN configurations, DNS settings, and much more.
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CompTIA Network+ N10-004: 4.7 – Troubleshooting Common Physical Connectivity Issues
The quality of your copper and fiber infrastructure affects everything that traverses your network. In this module, you’ll learn the importance of troubleshooting physical issues like crosstalk, attenuation, shorts, opens, and impedance mismatches.
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CompTIA Network+ N10-004: 4.6 – Network Troubleshooting Methodologies
When a crisis is underway, it can be difficult to follow a logical path to help resolve the problem. In this video, you’ll learn how a detailed methodology can help you through each phase of the troubleshooting process from gathering of information through the resolution and documentation.
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