Operating Systems – Memory Management Questions

TRANSLATION LOOK-ASIDE BUFFER

  1. What is translation look-aside buffer (TLB)?
  2. What is a TLB miss?
  3. What is address-space identifier (ASID)?
  4. What is hit ratio?
  5. What is the effective memory-access time?

PROTECTION

  1. What is a valid-invalid bit?
  2. What is protection-bit?
  3. What is a page-table length register (PTLR)?

SHARED PAGES

  1. What is a shared page?
  2. What is reentrant code?

STRUCTURE OF THE PAGE TABLE

  1. What is hierarchical paging?
  2. What is a forward-mapped table?
  3. What is a hashed page table?
  4. What is clustered page tables?
  5. What is a sparse file type?
  6. What is inverted page table?