Is Tape Drive a peripheral device? Explain its features

What is tape drive basically? Can I stride online data into it? Can this provide sequential access, How is this? What is random access storage? Clarify the difference between Disk drive and Tape drive. What is Linear Tape-Open (LTO) and its necessity? What is DECtape drive, Can the operating system run with that? What is the storage capacity in its basically? What is sparse database and how does it work? Can Tape drive connect with SCSI, Fibre Channel, SATA, USB, FireWire, and FICON? Thank You
