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Memory protection is normally done by

  • the processor and the associated hardware
  • the operating system
  • the compiler
  • the user program

Answer: Option A

Similar Questions :

1. Problem of thrashing is affected significantly by

  • program structure
  • program size
  • primary storage size
  • all of above

Answer: Option A

2. Multiprogramming systems

  • Are easier to develop than single programming systems
  • Execute each job faster
  • Execute more jobs in the same time
  • Are used only on large main frame computers

Answer: Option C

3. Which one is true

  • The linkage editor is used to edit programs which have to later link together
  • The linkage editor links object module during compiling
  • The linkage editor links objects modules and resolves external references between them before loading
  • none of above

Answer: Option C

4. The LRU algorithm

  • pages out pages that have been used recently
  • pages out pages that have not been used recently
  • pages out pages that have been least used recently
  • pages out the first page in a given area

Answer: Option C

5. For multiprogramming operating system

  • special support from processor is essential
  • special support from processor is not essential
  • cache memory is essential
  • none of above

Answer: Option B

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