WorksheetsMemory Management - Paging & segmentation
Total questions: 15
Worksheet time: 8mins
When the OS is managing memory, PAGING uses:
Logical addressing
Physical addressing
When the OS is managing memory, SEGMENTATION uses:
Logical addressing
Physical addressing
When managing memory, the OS can use a technique called PAGING. How is memory organised in paging?
Fixed size blocks
Variable size blocks
When managing memory, the OS can use a technique called SEGMENTATION. How is memory organised in segmentation?
Fixed size blocks
Variable size blocks
What size is a memory block in a memory - management system that uses Paging?
4 kb
4 mb
40 mb
1 mb
Which of the following statements is NOT true?
When using segmentation, the OS might prevent large processes from accessing memory
Paging makes better use of free space than segmentation
Using segmentation prevents fragmentation
Excessive swapping of processes to and from disk can cause thrashing
What does this describe? Parts of a program divided into equal size pieces using physical divisions
Paging
Segmentation
Partitioning
Virtual memory
What does this describe? Parts of a program in unequal sizes using logical divisions.
Paging
Segmentation
Virtual memory
Partitioning
Where is the starting address of each page held in memory management?
A dictionary
Virtual memory
Page Table
BIOS
What is virtual memory
When you can visualise a dream
When a section of primary memory is used as secondary.
Cache
When a section of the hard disk is used as primary memory
What does contiguous mean?
Data is split into random allocations
Data is stored randomly another
Data is illogically stored onto memory
Data is logically stored one after another
Disk thrashing is when ...
The memory controller spends too much time swapping between RAM and ROM
The memory controller spends too much time swapping between memory and virtual memory
The memory controller spends too much time swapping between the SSD and virtual memory
The memory controller spends too much time swapping between memory and RAM
Pages not currently in use can be stored on ...
RAM
SSD/HDD
Virtual memory
ROM
