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1answer
19 views

In Ada95 how many bytes does integer occupied in memory? [closed]

Also asking for float, character, ect.
0
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1answer
32 views

Name for almost random memory distribution on the heap

If I had a heap like the following: with blue blocks being occupied memory and white blocks being free memory What is the general name given to the situation illustrated, where the free and ...
0
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1answer
54 views

How is heap memory allocated to a process?

I want to better understand how OS provides heap memory to a process. Here by heap memory I mean the memory allocated dynamically, say by call to malloc. When a ...
-1
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1answer
71 views
0
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1answer
2k views

Dynamic loading vs. dynamic linking?

What is the difference between dynamic loading and dynamic linking? Both systems seem to allow shared libraries, but I am struggling to differentiate between them.
0
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1answer
63 views

How Does Dynamic Heap Storage Have Something to Do with Heap?

There are three typical ways to allocate memory for programs: static, stack and dynamic heap. However, when I look at the implementation of dynamic heap memory allocation from wikipedia , what I found ...
0
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2answers
2k views

Direct vs. Random Access

Would someone please clarify for me the difference between direct and random access? Specifically, why does this Wikipedia article on Direct Access Storage Devices distinguish between the two: ...
4
votes
3answers
1k views

How does worst-fit memory allocation react when encountering contiguous empty memory blocks?

So I have a problem understanding how the worst-fit protocol for memory allocation reacts to contiguous blocks of empty memory. None of the examples I have found address this possibility. For ...
9
votes
1answer
2k views

Swap space management during pure demand paging

The following is a doubt that I came across while doing a OS home assignment - however, it seems more concept-based than a straightforward coding question, so IMHO I don't think the homework tag is ...
12
votes
3answers
379 views

Clever memory management with constant time operations?

Let's consider a memory segment (whose size can grow or shrink, like a file, when needed) on which you can perform two basic memory allocation operations involving fixed size blocks: allocation of ...