GATE 2023 Operating System Rank Booster Quiz 47

Consider a file system with 2000 bytes blocks and 40-bit disk and file block pointers. Each file has 12 direct pointers, a singly indirect pointer, a doubly indirect pointer, and a triply indirect pointer. What is the maximum file size (in the unit of 10⁹ bytes)?

In a file allocation system, which of the following allocation schemes(s) cannot be used if no external fragmentation is allowed?
I. Contiguous
II. Linked
III. Indexed

Which of the following allocation scheme does not support direct access in file allocation scheme?

Which of the following are included in the file path?

Which of the following is true about file allocation?

Which of the following are valid file attributes?

I. Type

II. Size

III. Mode of access

IV. Resolution

The FAT (File Allocation Table) used in MSDOS is based on which of the following allocation methods: