Objective 20 % from moaaz file and
subjective 30 %
Q: what is differenc between
tracks and sectors:
Q: Write disadvantages and
advantages of FAT32:
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Q:How disk scan identify
the bad sectors?
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Answer:- • It attempts to write a block. • After write it reads
back the block contents. • Performs the CRC test on data read back. • If
there is an error then the data on that block is not stable the cluster of
that block should be marked bad. • The cluster is marked bad by placing the
appropriate code for bad cluster so that they may not be allocated to any
file.
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Q# Suppose a disk is divided into
two partition and we have read MBR at LBA=0 to get information about primary
partition a) How many bytes of code part we need to skip to get information
about primary partition? b) How many bytes of code part we need to read information?
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Q# Write down procedure to convert
a cluster number into sector number
Answer:- NTFS simply the following formula will be used to
translate the sector number into cluster number. Sector # = Cluster # *
Sector Per Cluster
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Q: In FAT32, what is the
size of FSInfo?
Answer:- On a FAT32 volume, the FAT can be a large data structure,
unlike on FAT16 where it is limited to a maximum of 128K worth of sectors and
FAT12 where it is limited to a maximum of 6K worth of sectors.
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