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Core elements of A+ certification criteria include knowledge of computer anatomy, which is why many experts suggest that those pursuing this credential practice assembling and disassembling a physical computer. Other areas involve operating systems (OS) and knowledge of Microsoft products. Those seeking A+ certification also should be knowledgeable about certain tasks, like booting up a computer with various installed operating systems (OS).
In addition to hardware configuration aspects, the A+ test also covers computer data usage elements, such as the basic structure of binary data and various aspects of file input/output (I/O). Test prep materials and other resources showing specific A+ certification test topics are available.