Operating System and Unix (OSU)- BCA Technology369kk

In this post, we will be cover all important questions of OSU of 2nd Semester so let's get start now.  

Operating System and Unix 

1. Roles of an Operating System: Briefly explain the various roles.

2. CPU Scheduling Algorithms:

   • a) Shortest Job First
   • b) Multilevel Feedback Queue Scheduling

3. Explain the Following:

   • a) PCB (Process Control Block)
   • b) Context Switching

4. Process Life Cycle with a diagram.

5. Threads:

   • a) Definition of a thread
   • b) Difference between Kernel-level and User-level threads

6. Preemptive and Non-preemptive CPU Scheduling: Explain with examples.