1. Highlight the added challenges to OS developers in the evolution from uniproc

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1. Highlight the added challenges to OS developers in the evolution from uniprocessing up to multitasking processing How can users' applications utilize system's resources?/How does the OS enable users' application to utilize system resources? 6. 9. Describe the folder organization structure of the Linux file system. Provide the names of some important folders and describe its contents 10. Other than the simple structure, compare three software structures used in OS development. 13. Explain how users' applications look like if they are all running exactly at the same time even on a single processor computer system? 16. For what reasons a process gets suspended while executing by CPU? 17. What represents the PCB in Linux kernel source code and in which file and folder? What attributes does it have? Where the OS kernel keeps all of these PCBs and in what form of data structure? 18. Describe the structure of VAS Virtual Address Space' of a process in Linux kernel. Briefly describe the purpose of each segment in that structure. 20. How the C language does supports coding with Linux system calls? 21. Describe three different approaches that you can use to retrieve information about processes in the system 23. Write C program demonstrating the main concepts of fork, wait, and exec system calls

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