📝 NTFS file system Internal Layout in window 7

Q1. A page-file PTE reserves 32 bits for the page‑file offset. What is the maximum offset value (in bytes) that can be represented if each offset unit corresponds to a 4‑KB page?

💡 Difficulty: easy | ✅ Correct: B

Q2. A server process has a working set of 120 MB. The system detects low free memory and decides to trim 15 % of the working set. Approximately how many megabytes will be removed?

💡 Difficulty: medium | ✅ Correct: C

Q3. Process A frequently accesses pages 1‑4, while Process B accesses pages 5‑8 intermittently. If the VM manager must free 2 pages using the per‑working‑set LRU policy, which pages are most likely selected?

💡 Difficulty: hard | ✅ Correct: C