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Storage Area Network (SAN)

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Storage Area Network (SAN) allows hosts, like a server, to access remote network storage as opposed to storage that is directly attached (aka DAS for direct attached storage). A host’s…

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APM and ACPI

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APM stands for Advanced Power Management. APM defines four power usage operating levels: Full On APM Enabled APM Standby APM Suspend These power operating levels are now a subset of…

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Acceptable Use Policy

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An acceptable use policy (or AUP) is a security policy that outlines what actions can be done on data and computing resources such as storing, accessing, deleting, dissemination, and the…

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SRAM

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Even though RAM is fast, it isn’t fast enough to keep up with the CPU. SRAM stands for static random access memory. SRAM can retains its data without constant electrical…

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Electromagnetic Pulse (EMP)

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EMP stands for Electromagnetic Pulse. EMP is the transfer or electromagnetic energy from one source to another in such a way that it causes damage. As such EMP is something…

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1.5 Task Manager

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This entry is part 58 of 278 in the series Comptia A+ (Plus) 220-1002 Series

Task Manager provides detailed information on what’s happening with the operating system. It provides real time system statistics on items such as CPU, memory, disk access, etc. Task Manager can…

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5.2 Troubleshoot Attempts to Boot to Incorrect Device

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This entry is part 205 of 230 in the series Comptia A+ (Plus) 220-1001 Series

Another issue that may occur when attempting to boot up is that the BIOS has been set to a wrong boot order. Your computer may attempt to boot to an…

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5.2 Troubleshoot BIOS time and setting resets

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This entry is part 204 of 230 in the series Comptia A+ (Plus) 220-1001 Series

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3.11 Impact Printers

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This entry is part 184 of 230 in the series Comptia A+ (Plus) 220-1001 Series

Print head, ribbon, tractor feed Impact Paper Maintenance: Replace ribbon, replace print head, replace paper

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Recent Posts

  • Storage Area Network (SAN)
  • APM and ACPI
  • Acceptable Use Policy
  • SRAM
  • Electromagnetic Pulse (EMP)

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