Memory Management Flashcards
1
Q
What is memory management
A
Deals with the allocation and deallocation or the computer’s primary memory
2
Q
What are the techniques to make memory management more efficient?
A
- Paging
- Segmentation
- Virtual memory
3
Q
What is paging?
A
method of chunking primary memory into equal-sized blocks
4
Q
How are pages used?
A
- Application is launched —> data is moved from hard desk into pages —> for faster access
- user moves between applications —> memory is dynamically allocated
- Pages removed —> for applications not in active —> and granted to those that are
5
Q
What causes internal fragmentation?
A
Unused pages are removed for applications not in use —> creates pockets of waster space —> leading to internal fragmenetation