Operating Systems Test 2

Which option correctly describes the different types of operating systems?

What are system calls in an operating system?

What happens when a process moves from the Ready state to the Running state?

Which statement best describes user-level threads (ULTs)?

What is a major disadvantage of FCFS scheduling?

How does deadlock prevention work in operating systems?

What is the main advantage of virtual memory?

What is the main drawback of contiguous file allocation?

What does Peterson’s Solution use to achieve mutual exclusion in the critical section problem?

Which access control model allows users to control permissions on their own files?

What is a Batch Operating System, and where is it commonly used?

Which of the following is an example of a system call?

What information is typically stored in a Process Control Block (PCB)?

What is the key feature of kernel-level threads (KLTs)?

What is the key characteristic of the Shortest Job First (SJF) scheduling algorithm?

Which algorithm is most commonly used for deadlock avoidance?

What is the role of a page table in paging?

In linked file allocation, how are file blocks organized?

Why is Peterson’s Solution not widely used in modern systems?

What is the primary advantage of Role-Based Access Control (RBAC)?