database buffer

mcqspedia.com has 5 Question/Answers about Topic database buffer

A responsible subsystem for allocation of buffer space is called the

A responsible subsystem for allocation of buffer space is called the
  • A. Buffer manager
  • B. Buffer controller
  • C. Buffer loader
  • D. Buffer header
  • Correct Answer: Option A

Replacement strategy for blocks in buffer is to achieve

Replacement strategy for blocks in buffer is to achieve
  • A. Minimize accesses to disk
  • B. Maximize accesses to disk
  • C. Minimize traffic
  • D. Maximize traffic
  • Correct Answer: Option A

A good database system should minimize number of transferring

A good database system should minimize number of transferring
  • A. Sectors
  • B. Blocks
  • C. Tracks
  • D. Segments
  • Correct Answer: Option B

Most operating systems for buffer replacement strategy uses scheme name

Most operating systems for buffer replacement strategy uses scheme name
  • A. MRU
  • B. LRU
  • C. MFU
  • D. MOU
  • Correct Answer: Option B

A part of main memory for storing copies of disk blocks in available storage is referred as

A part of main memory for storing copies of disk blocks in available storage is referred as
  • A. Cluster
  • B. Prescrubber
  • C. Buffer
  • D. Loader
  • Correct Answer: Option C