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Operating Systems Quiz Flashcards | StudBud

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A system call is used for...?

What is the primary function of an Operating System?

Operating Systems Quiz

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Imported from external platform

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Questions 10

Answers

1
What is the primary function of an Operating System?
Connecting the user with the internet
Running applications directly without any control
Only providing security to the system
Managing hardware and software resources
2
A system call is used for...?
Requesting a service from the OS kernel
Hardware operations
Running applications
Managing user permissions
3
Which CPU scheduling algorithm is also called a “Shortest Job Next” (SJN)?
SJF
FCFS
PRIORITY
RR
4
What is the main advantage of Round Robin scheduling?
Minimizes waiting time for long processes
Prioritizes important processes
Provides fairness by giving equal time slots
Eliminates context switching
5
What happens when two processes are in a deadlock?
The CPU automatically resolves the deadlock
Neither process can proceed
Both processes execute successfully
One process executes, the other waits
6
What is a critical section in process synchronization?
A protected memory space
A section used only for background processes
A section that handles I/O operations
A part of a program where shared resources are accessed
7
Which of the following is not an OS service?
File Management
Playing Music
Memory Management
Process Scheduling
8
Which of these is NOT a solution to the Critical Section Problem?
Deadlock
Semaphores
Monitors
Peterson’s Algorithm
9
Which of the following is a correct transition in a process lifecycle?
Ready → Running → Terminated
New → Terminated → Ready
Blocked → Running → New
Running → Ready → New
10
Which OS architecture separates the kernel into small services?
Layered OS
Microkernel
Monolithic Kernel
Virtual Machine