Q$1.$ Explain the File system, access method, metadata, magic number etc.

Q$2.$ Explain different structures of file directories, how file directories are implemented and the different operations on files

Q$3.$ Explain typical PC bus structure, memory mapped I$/$O$,$ Programmed I$/$O with polling and interrupts, and DMA.

Q$4.$ Explain the difference between maskable and non$-$maskable interrupts. Difference between the first level vs second$-$level interrupt handler

Q$5.$ Explain Storage device management including, drive formatting, partitions, volumes, bootstrap, MBR$,$ and how to handle bad blocks

Q$6.$ Explain head crash and wear leveling

Q$7.$ Explain secondary storage connection methods and address mapping using logical blocks and LBA. Also, explain the difference between constant linear velocity $($CLV$)$ and constant angular velocity $($CAV$)$

Q$8.$ Explain Bad block detection and handling such as sector forwarding and sector slipping. Explain what is stable read and stable write

Q$9.$ Explain the Kernel I$/$O subsystem including buffering, copy semantics, device status table, cache, and spool

Q$10.$ Explain the device controller and device driver and how the I$/$O operation takes place.

Q$11.$ Explain how a magnetic disk is organized and explain track, sector and seek time, rotational delay, and data transfer time.