Hard Drive Basics

15 Points Per Correct Answer - No time limit  

1. The first hard disks, created in the 1950s, could be up to 20 inches in diameter. Which company invented the hard disk? Intel HP Xerox IBM

2. When purchasing a hard disk which of these is generally NOT a specification that would be of concern? data rate mounting holes seek time capacity

3. Inside the hard disk drive, where is the data actually stored? heads platters coils spindles

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? read and write bits and bytes sectors and tracks kilobytes and megabytes

5. Which of these is disk interfaces was the precursor to SCSI (Small Computer System Interface)? ST-506 SAS SASI SATA

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? file delete can't read CDs application removal head crash

7. An external hard disk is often purchased by the home computer user for backups of the main hard disk (generally installed internally to the computer case). Which of these interfaces is commonly used for this purpose? USB SafeStore 8" floppy EIDE

8. Which of these refers to the hard drive circuit board? PCB CBCB HPCB ICBM

9. During the life of a disk, is it true that defragmentation of the file system can significantly improve performance? True False

10. Which of these is NOT known as one of the world's hard disk manufacturers? Seagate Kraft Western Digital Toshiba