What do you understand by magneto-optical storage system ? Describe the principle used in magneto storage systems for recording data.

Ans.   Magneto Optical (MO) storage systems contain the features of both magnetic and optical disks. The objective of the MO systems is to store the data used in personal computers for a long period of time. It reads/writes data by making use of laser [...]

Explain the use of secondary memory. Differentiate between magnetic tape and magnetic disk.

  Ans.   The magnetic memory is used as secondary (or auxiliary) memory. The information which is not being currently processed resides in the secondary memory. The secondary memory is employed for bulk storage of programs, data and other information like image, video, etc. the secondary [...]