Difference between revisions 2539615 and 2551557 on enwikibooks

The '''A+ certification''' demonstrates competency as a computer technician. CompTIA A+ certification is a vendor neutral certification.
It requires two tests to be passed: the 220-801 exam and the 220-802 exam. CompTIA is vendor neutral but leans towards Microsoft operating systems, although some Apple and Android questions do appear on newer exams. 

== Knowledge and supplies needed to prepare for the A+ Certification test ==
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# The BIOS searches attached disk drives and peripherals (such as USB flash drives) for a valid Master Boot Record (MBR). The MBR contains a series of tasks for loading an Operating System (OS). If a valid MBR is found, instructions for loading the OS are read. If no valid MBRs are detected by the BIOS, an error message is displayed.
# Instructions from the MBR are read. Th
isese instructions check the floppy, CD-ROM, or hard drive (not necessarily in that order). The MBR points to the boot sector, which locates IO.SYS and loads the file into RAM.
# IO.SYS is a file that loads low level drivers for hardware devices like the keyboard, serial and parallel ports, floppy drive, and hard drive.  Next, IO.SYS will run Sysinit which in turn loads Msdos.sys into RAM.
(contracted; show full)* [[Server+ Certification]]
* [[Linux+ Certification]]
* [[LPI Linux Certification]]
* [[CIW Certification|CIW Home]]

{{alphabetical|A}}
{{subjects|IT certifications}}
{{status|25%}}