Explain the Following

1. operating systems and its related concepts
2 Operating systems architecture
3. Functions of the kernel
4.  Interfaces of operating systems
5. Process Control Block
6. Fragmentation and Segmentation
7. components of a process
8. memory management
-virtual memory
-fixed partition
-swapping
-variable partition mgt
-shared memory model
-Message passing model
-demand paging and demand segmentation
9. Process scheduling algorithms
10. Deadlock and its related terms
11. types of operating systems
12. Process State
13. Attributes of a file