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ops 4.1
fdsa
7
Agriculture
6th Grade
06/25/2009

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Cards

Term
What is an address generated by the CPU commonly referred to as?
Definition
Logical address
Term
What is a logical address usually referred to as?
Definition
Virtual address
Term
What is the run-time mapping from virtual to physical address done by?
Definition
A hardware device called the memory-management unit (MMU)
Term
The task of removing an idle application from memory so others can use the memory is called what?
Definition
Swapping
Term
In _________________, each process is contained in a single linear physical section of memory
Definition
Contiguous memory allocation
Term
The three most commonly used strategies for selecting a free hole in memory are in the following list. Which is one of those strategies?
Definition
First fit
Best fit
Worst fit
Term
What is external fragmentation?
Definition

storage is fragmented into a large number of small holes.

Exists when there is enough total memory space to satisfy a request but the available spaces are not contiguous.

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