Un-Answered Questions { Operating Systems General Concepts }

Suppose if we have a variable 'I' in run method, if I can create one or more thread each thread will occupy a separate copy or same variable will be shared?

645


What is difference between Process and Thread?

595


What do you mean by multithreading?

626


How to stop running thread?

653


What is the main difficulty that a programmer must overcome in writing an operating system for a real-time environment?

888


How the Kernel handles both the page stealer and the fault handler?

618


How does DMA increase system concurrency? How does it complicate hardware design?

650


What is called a page fault?

596


What is fragmentation? Different types of fragmentation?

610


What are starvation and aging?

628


What is the difference between soft and hard links?

560


How do you change File Access Permissions?

620


What is ex and vi?

609


Difference between time sharing and multitasking systems?

575


What is the purpose of system calls?

599