profilenit khadka


  1. You are approached by a hospital to maintain the data records of its patients. Which file organization technique would you suggest? Why?
  2. What are the advantages and disadvantages of each access control method? Which of these methods would you recommend for a highly secure system with several files and several users?  Provide reasons for your answers.
  1. Using the Internet as a resource, research multiple file systems for hard disks supported in Windows, such as MS DOS’s FAT file system, the 32-bit FAT file system, and the NTFS file management system. Submit your findings in a report.
  2. Compile a list of various data-compression techniques that are commonly employed in today’s computer systems. Which of these techniques is the most efficient? That is, which of these techniques has the maximum gain in storage space with the least effect on processing time?