A unix i-node structure has 5 direct disk addresses, 3 indirect disk block…
A unix i-node structure has 5 direct disk addresses, 3 indirect disk block namely single, double and triple. If the disk block size is 2 KB and each block can hold 256 DBA (disk block addresses). Calculate the maximum file size (in GB)?
Answer: 32 to 33 — Maximum file size 5× 2KB + 256x2KB + 256 × 256 × 2KB + 256 × 256 × 256 × 2KB = 10 KB + 512 KB + 128MB + 32 GB ≈ 32
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Correct answer: 32 to 33
Maximum file size
5× 2KB + 256x2KB + 256 × 256 × 2KB + 256 × 256 × 256 × 2KB
= 10 KB + 512 KB + 128MB + 32 GB ≈ 32
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