PURE CERTIFIED FLASHARRAY STORAGE
PROFESSIONAL EXAM 2026 EXAMPREP STUDY
GUIDE WITH VERIFIED SOLUTIONS
◉ Blocks. Answer: Units determining total storage capacity in GB.
◉ Media errors. Answer: Errors caused by interference between
storage grains.
◉ Sequential I/O. Answer: Data access method optimizing
read/write speed.
◉ Random I/O. Answer: Data access method allowing non-
sequential access.
◉ Tape drives. Answer: Storage using magnetic tape for data
retention.
◉ Optical disk. Answer: Data stored on reflective discs, read by laser.
◉ Flash die. Answer: Component with planes for concurrent data
operations.
,◉ Block. Answer: Smallest unit that can be erased, 4-8MB.
◉ Page. Answer: Smallest unit that can be programmed, 16KB.
◉ Garbage collection. Answer: Process managing aging data in
storage blocks.
◉ Write amplification. Answer: Physical writes exceeding logical
writes in storage.
◉ NAND flash cell. Answer: Intersection of bitline and wordline in
flash memory.
◉ SLC. Answer: Single Level Cell storing one bit per cell.
◉ MLC. Answer: Multi Level Cell storing two bits per cell.
◉ TLC. Answer: Triple Level Cell storing three bits per cell.
◉ 3D NAND. Answer: Flash technology using stacked layers for
density.
, ◉ Flash translation layer (FTL). Answer: Emulates disk interface for
SSD data management.
◉ LBA. Answer: Logical Block Addressing for data block addressing.
◉ Structured data. Answer: Data organized in rows and columns.
◉ Unstructured data. Answer: Data not organized in a predefined
manner.
◉ Serial access. Answer: Single lane data transfer method.
◉ Parallel access. Answer: Multiple lanes data transfer method for
speed.
◉ Distributed file systems (DFS). Answer: File systems shared over a
network protocol.
◉ NFS. Answer: Network File System, used in Linux environments.
◉ SMB. Answer: Server Message Block, used in Windows
environments.
PROFESSIONAL EXAM 2026 EXAMPREP STUDY
GUIDE WITH VERIFIED SOLUTIONS
◉ Blocks. Answer: Units determining total storage capacity in GB.
◉ Media errors. Answer: Errors caused by interference between
storage grains.
◉ Sequential I/O. Answer: Data access method optimizing
read/write speed.
◉ Random I/O. Answer: Data access method allowing non-
sequential access.
◉ Tape drives. Answer: Storage using magnetic tape for data
retention.
◉ Optical disk. Answer: Data stored on reflective discs, read by laser.
◉ Flash die. Answer: Component with planes for concurrent data
operations.
,◉ Block. Answer: Smallest unit that can be erased, 4-8MB.
◉ Page. Answer: Smallest unit that can be programmed, 16KB.
◉ Garbage collection. Answer: Process managing aging data in
storage blocks.
◉ Write amplification. Answer: Physical writes exceeding logical
writes in storage.
◉ NAND flash cell. Answer: Intersection of bitline and wordline in
flash memory.
◉ SLC. Answer: Single Level Cell storing one bit per cell.
◉ MLC. Answer: Multi Level Cell storing two bits per cell.
◉ TLC. Answer: Triple Level Cell storing three bits per cell.
◉ 3D NAND. Answer: Flash technology using stacked layers for
density.
, ◉ Flash translation layer (FTL). Answer: Emulates disk interface for
SSD data management.
◉ LBA. Answer: Logical Block Addressing for data block addressing.
◉ Structured data. Answer: Data organized in rows and columns.
◉ Unstructured data. Answer: Data not organized in a predefined
manner.
◉ Serial access. Answer: Single lane data transfer method.
◉ Parallel access. Answer: Multiple lanes data transfer method for
speed.
◉ Distributed file systems (DFS). Answer: File systems shared over a
network protocol.
◉ NFS. Answer: Network File System, used in Linux environments.
◉ SMB. Answer: Server Message Block, used in Windows
environments.
