From the course: CompTIA A+ Core 2 (220-1202) Cert Prep
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Cooling your system
From the course: CompTIA A+ Core 2 (220-1202) Cert Prep
Cooling your system
- Computers, like most electronic devices, generate heat, and I mean a lot of heat. To work correctly and efficiently, a computer has to stay within a safe operating temperature range. That is why every computer needs a cooling system, to reduce the heat inside the case. So what's creating all the heat? Computers generate heat as they convert energy from one form to another. The three primary components that are producing heat are the CPU, the GPU, or graphics card, and the power supply unit, or PSU. These devices can get really hot. Typically, a CPU ranges from 40 to 90 degrees Celsius or about 100 to 190 degrees Fahrenheit. PSUs typically run about 40 to 60 degrees Celsius or 100 to 140 degrees Fahrenheit. And finally, GPUs range typically anywhere from 35 to 85 degrees Celsius or just under 100 to nearly 190 degrees Fahrenheit. Without proper cooling, these temperatures can damage components. Modern CPUs have a built-in protection called thermal throttling. As a CPU works harder…
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Contents
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Common safety procedures5m 34s
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What is an operating system?9m 4s
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Users and superusers5m 3s
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Why Windows?7m 27s
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Touring Windows 10 and 116m 52s
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Touring macOS, part 19m 31s
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Touring macOS, part 27m 11s
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Touring macOS, part 312m 32s
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Touring Linux7m 38s
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Understanding partitioning3m 56s
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MBR partitioning11m 42s
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GPT partitioning8m 16s
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Understanding file systems11m 14s
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Popular file systems8m 41s
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Formatting in action10m 48s
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Dynamic disks8m 18s
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New installation: First drive5m 4s
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Hardware RAID6m 44s
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Software RAID in storage spaces9m 19s
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Encrypting mass storage8m 54s
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Maintaining storage disks6m 15s
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Understanding the CLI10m 42s
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Navigating the CLI13m 23s
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Working with folders6m 20s
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Working with files10m 47s
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Working with drives12m 45s
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Super copy commands8m 13s
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Command-line permissions7m 15s
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Advanced Windows commands7m 34s
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Advanced Linux commands, part 112m 44s
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Advanced Linux commands, part 215m 18s
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Introduction to scripting9m 25s
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Interpreted languages12m 5s
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Scripting and the Terminal7m 30s
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Working with DNS6m 56s
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Windows naming5m 54s
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Working with workgroups7m 18s
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Working with Active Directory13m 31s
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Windows sharing with macOS and Linux6m 58s
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The Net Command4m 7s
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Routers12m
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Basic router configuration11m 42s
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Firewall configuration10m 31s
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Windows Firewall7m 37s
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Port forwarding7m 5s
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Advanced router configuration7m 44s
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Virtual local area networks (VLANs)7m 48s
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Telnet and SSH6m 39s
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Remote desktop connections5m
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The World Wide Web8m 47s
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File Transfer Protocol (FTP)6m 49s
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Proxy servers7m 27s
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Virtual private networks (VPNs)7m 41s
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Internet of Things (IoT)3m 28s
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Troubleshooting internet connections6m 39s
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Browser security6m 49s
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