{
"q1": {
"type": "blank",
"question": "\n\n\nGiven four8GB disks, how much total storage is available\nif the disks were combined in the following RAID configurations:\n\n\n\n
\n
RAID 0: ____ GB
\n
RAID 1:____ GB
\n
RAID 5:____ GB
\n
RAID 10:____ GB
\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
What is the largest disk this file system can use?: ____ TB
\n
What is the largest file that this file system could store?: ____ bytes
\n
Assuming a disk of 128GB, how big is the free block bitmap?: ____ MB
\n
How many disk blocks (not counting the inode) are required to store 18474 bytes?: ____ blocks