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Results tagged with Search options user 70746

Questions about the principles of software that interfaces between hardware and applications.

3
votes
1answer
While reading about SIMD on Wikipedia, I noticed the use of the technical term Pool in the figure below: I didn't know what it means; so after searching for it, I found only this article. Yet the d …
asked Jan 6 '18 by Kais
1
vote
1answer
I'm doing C programming stuff, and I'd like to know little bit about memory management - My problem is that I'm not understanding where the computer (or the OS or the programs) stores the information …
asked Apr 21 '17 by Kais
0
votes
1answer
While reading an article, I noticed the use of term 'I/O Task': Indeed, suppose the currently running process is performing an I/O task (which, by definition, does not need the CPU to be accompl …
asked Jan 17 '18 by Kais
1
vote
1answer
I read the lecture 4 of CS162 (UC Berkeley: https://inst.eecs.berkeley.edu/~cs162/sp17/static/lectures/4.pdf), but I got little bit confused about the meaning of the keyword "buffered" they used when …
asked Jan 1 '18 by Kais
11
votes
3answers
I have encountered the term many times, in various CS education materials: L2 CS162 (UC Berkeley): Memory-mapped I/O L4 CS162 (UC Berkeley): Memory mapped files L24 CS61 (UC Berkeley): …
asked Jan 4 '18 by Kais
1
vote
1answer
After reading about Base & Bounds memory protection mechanism from Stanford CS140 lecture notes, I understood from the explanation below that there is an integrated circuit performing B&B checks somew …
asked Jan 12 '18 by Kais
1
vote
1answer
I am reading about Base & Bounds memory protection mechanism, and I noticed the use of the term 'relocation' in the context of address space, but failed to understand the meaning associated with it. …
asked Jan 12 '18 by Kais
0
votes
2answers
I read about Virtual Memory in various CS references, however I'm still not sure whether CPU caches such as TLB, L1 and L2 are integrated within MMU. Also I don't know if the hit/miss operations are m …
asked Jan 9 '18 by Kais
0
votes
1answer
I got stuck on the following note while reading a paper about computer security: The stack mixes program data and control data – by overrunning buffers on the stack we can corrupt the return …
asked Jan 19 '18 by Kais