1. a. What are the advantages, if any, of using zoned-bit recording? b. What is the difference between seek time and access time? 2. Suppose that you want to create a backup of your entire data which...

1.
a. What are the advantages, if any, of using zoned-bit recording?

b. What is the difference between seek time and access time?

2.
Suppose that you want to create a backup of your entire data which is around 10GB. Would it be reasonable to use DVDs for the purpose of creating this backup? What about BDs (Blu-ray Disks)?

3.
If each sector on a magnetic disk can store 512 bytes of data, how many sectors are required to store two pages of integers (perhaps 10 lines of 100 integers in each page) if every integer is represented by using four bytes?