In data journaling, a transaction consists of a begin block, blocks for all updates to the FS, and an end block.

What single OS operation would result in the state of the SSD changing to the following:   FTL     1:  6   2: 10   5:  2   7:  1         8: 20   9:  4  12: 16  13:  9        15: 21  17: 17  18:  5  29: 13        19: 11  20: 14  21: 15  23:  3        24: 18  25:  0  27:  8  28:  7  Block 0          1          2          Page  0000000000 1111111111 2222222222       0123456789 0123456789 0123456789 State vvvvvvvvvv vvvvvvvvvv vvEEEEEEEE Data  Ih7tj3UYbK 34quFTEPXg Hg         Live  ++++++++++ ++ ++++++  ++         

You see a segment with the following set of writes block 100: [(“.” 0), (“..” 0), (“foo” 1)] block 101: [size=1,ptr=100,type=d] block 102: [size=0,ptr=-,type=f] block 103: [imap: 0->XXX,1->102]    What could be the contents of XXX in the above segment?

Hardware that meets the Popek Goldberg criteria can use the trap-and-emulate model for virtualization.

Assuming we start with no state in memory, and have a LFS with that looks like the following: how many disk I/Os do we need to perform to read the contents of the directory “/”?   block 0: Checkpoint region: imap[0..2] -> 3block 1: [(“.” 0), (“..” 0)] block 2: [size=1,ptr=1,type=d] block 3: [imap: 0->2]

A nurse is educating a client about the role of parathyroid hormone (PTH) in bone remodeling. Which statement by the client indicates an understanding of the relationship between PTH, osteoclasts, and osteoblasts?

You see a segment with the following set of writes    block 100: [(“.” 0), (“..” 0), (“foo” 1)] block 101: [size=1,ptr=100,type=d]block 102: [(“.” 1), (“..” 0)] block 103: [size=1,ptr=YYY,type=d] block 104: [imap: 0->XXX,1->103]   What could be the contents of YYY in the above segment?

Calculate the dosage.  Round to the nearest whole number An IV of 500 mL D5W with 200 mg of minocycline is to infuse in 6 hour. Drop factor 15 gtt/min. _____ gtt/mL

What techniques are employed to lower CPU overhead for I/O operations?

In the RAID1v mode of the P6 filesystem, if copies of a data block are different, then the data block of the disk with the highest index should be returned.