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From 123-CBT Computer Based Training
A 2003 Hardware Part 1 Devices System Components

... To identify functions of a power supply unit (PSU). To identify characteristics of read-only memory (ROM). To identify features of basic input/output system (BIOS). To identify functions of a complementary metal oxide semi-conductor (CMOS) setup utility. To match port types
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A 2003 Hardware Part 1 Devices System Components
