Operating Systems Virtual Memory MCQs Quiz Online PDF Download

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MCQs on Operating Systems Virtual MemoryQuiz PDF Download

MCQ: Field that is not found in paged systems, which establishes theupper bound of valid offsets for segments is called

  1. Limit field
  2. Valid field
  3. Fault bit
  4. Frame

A

MCQ: To provide for protected sharing, half of address space is shared by all processes and half is unique to each process, called

  1. global address space
  2. Local address space
  3. Address bit
  4. Both a and b

D

MCQ: AMD64 requires that upper 16 bits of virtual address be just sign extension of lower 48 bits, which it calls

  1. Rephrasing
  2. Canonical form
  3. Trojan horses
  4. Block size

B

MCQ: 64-bit virtual address of AMD64 architecture is mapped onto

  1. 64 bits physical addresses
  2. 32 bits physical addresses
  3. 52 bits physical addresses
  4. 128 bits physical addresses

C

MCQ: To restrict entry into others? code, IA-32 provides a special segment descriptor, also known as

  1. Call gate
  2. Frame gate
  3. Jump
  4. None of above

A