{ "q1": { "type": "blank", "question": "\n\n\nGiven four 8GB disks, how much total storage is available\nif the disks were combined in the following RAID configurations:\n\n\n\n
    \n
  1. RAID 0: ____ GB
  2. \n
  3. RAID 1:____ GB
  4. \n
  5. RAID 5:____ GB
  6. \n
  7. RAID 10:____ GB
  8. \n
\n" }, "q2": { "type": "multiple", "question": "\n\n\nWhich of the following scenarios would lead to an inconsistent file\nsystem?\n\n\n", "responses": { "bitmap": "Only the data bitmap is updated.", "block": "Only the data block is written.", "inode": "Only the inode table is updated.", "bitmap_block": "Only the data bitmap and data block are updated.", "bitmap_inode": "Only the data bitmap and inode table are updated.", "block_inode": "Only the data block and inode table are updated." } }, "q3": { "type": "multiple", "question": "\n\n\nWhich of the following statements regarding fsck,\njournaling, and integrity are true (select all that apply)?\n\n\n", "responses": { "ck_integrity": "Checksums are used to maintain the integrity of the data stored on the file system.", "jl_integrity": "Journaling is used to maintain the integrity of the data stored on the file system.", "ck_speed": "Checksums are used to speed up file system checks.", "jl_speed": "Journaling is used to speed up file system checks.", "ck_repair": "With only checksums, we can detect disk corruption and repair bad blocks.", "ck_detect": "With only checksums, we can detect disk corruption but cannot repair bad blocks.", "jl_metadata": "To make journaling more efficient, the file system can only journal the metadata.", "jl_data": "To make journaling more efficient, the file system can only journal the data blocks." } }, "q4": { "type": "blank", "question": "\n\n\nGiven a multi-indexed filesystem with a 32-bit block\naddress, 4KB block size, and an inode structure with 4\ndirect pointers and one indirect pointer:\n\n\n\n
    \n
  1. What is the largest disk this file system can use?: ____ TB
  2. \n
  3. What is the largest file that this file system could store?: ____ bytes
  4. \n
  5. Assuming a disk of 128GB, how big is the free block bitmap?: ____ MB
  6. \n
  7. How many disk blocks (not counting the inode) are required to store 18474 bytes?: ____ blocks
  8. \n
\n" } }