Quiz Answer Key and Fun Facts
1. The first hard disks, created in the 1950s, could be up to 20 inches in diameter. Which company invented the hard disk?
2. When purchasing a hard disk which of these is generally NOT a specification that would be of concern?
3. Inside the hard disk drive, where is the data actually stored?
4. When a user formats a disk, they are generally performing a high-level format which prepares the drive to hold data. When a low-level format is performed, how does it divide the platter?
5. Which of these disk interfaces was the precursor to SCSI (Small Computer System Interface)?
6. Hard drive failure rates are measured with MTBF (Mean Time Between Failures). Which of these failures would be reason to replace your current hard disk?
7. An external hard disk is often purchased by the home computer user for backups of the main hard disk. Which of these interfaces is commonly used for this purpose?
8. Which of these refers to the hard drive circuit board?
9. During the life of a disk, is it true that defragmentation of the file system can significantly improve performance?
10. Which of these is NOT known as one of the world's hard disk manufacturers?
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