Chapter 1: Computer Hardware
1. C. A CPU is the central processing unit, which means it’s a microprocessor that performs data processing, in other words, interprets and executes instructions.
2. A. BIOS stands for Basic Input Output System and consists of all the low-level software that is the interface between the system hardware and its operating system. It loads, typically, from three sources: the ROM/BIOS on the motherboard; the various BIOS ROMs on video cards, SCSI cards, and so forth; and finally, the device drivers.
3. D. Power On Self-Test is a diagnostic test of the computer’s hardware, such as the motherboard, memory, CD-ROM drive, and so forth. POST does not test the computer’s software.
4. B. Information contained on a ROM chip, ...
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