Question 1

What are the common problems with memory management in Windows systems?

Accepted Answer

The system doesn't have enough memory and starts to swap to disk more and more, which can slow down the system. The system is using too much memory and starts to crash. The system is using the wrong memory location, which can cause programs to not work correctly.

Question 2

How to solve the memory management problems?

Accepted Answer

Check the system specifications to see if the system has enough memory. Reduce the size of programs that are running. Troubleshoot and fix errors that are causing the system to use too much memory.

Question 3

What is External Fragmentation in OS?

Accepted Answer

When total memory is enough available to a process but can not be allocated because of memory blocks are very small. That means program size is more than any available memory hole. Generally, external fragmentation occurs in dynamic or variable size partitions. External fragmentation can be solved using compaction technique. Also external fragmentation can be prevented by paging or segmentation mechanisms.

Question 4

What is main memory?

Accepted Answer

Main Memory just like a brain of our computer. Memory stores data and instructions required during the processing of data and output results. Computer Memory is a physical device capable of storing information temporary and permanent. All the programs which are executing will be in main memory. The performance of computer mainly based on memory and CPU.If we have more main memory/RAM then performance of computer will be fast.

Tag: external fragmentation

Memory Management Techniques in Operating System