1.2.1.2 Memory Management

Question 1

What is Memory Management?

Answer 1

• The efficient organisation and allocation of main memory to the programs in use

Question 2

What are some forms of Memory Management?

Answer 2

• Paging
• Segmentation
• Virtual Memory

Question 3

What is Paging?

Answer 3

• Partitioning memory into fixed size physical divisions called pages.
• Processes in memory will be assigned an appropriate number of pages.

Question 4

What is Segmentation?

Answer 4

• Partitioning memory into variable sized logical divisions called segments.
• A large program can be executed by consecutively running its segments.

Question 5

What is Virtual Memory?

Answer 5

• An allocated area of secondary storage where pages of inactive jobs are swapped into to free up enough RAM for the current job.