Welcome to Operating System Quiz, Intermediate Level !!

Question 1. _______ OS pays more attention on the meeting of the time limits.



Real time


Question 2. You just added a new user, pankaj to the system. What group is pankaj added to by default





Question 3. Replace the page that will not be used for the longest period of time. This principle is adopted by ?

FIFO Page replacement algorithm

Optimal Page replacement algorithm

Round robin scheduling algorithm

SCAN scheduling algorithm

Question 4. Routine is not loaded until it is called. All routines are kept on disk in a relocatable load format. The main program is loaded into memory & is executed. This type of loading is called

Static loading

Dynamic loading

Dynamic linking


Question 5. Which of the following statements is false?

Virtual memory implements the translation of a program's address space into physical memory address space

Virtual memory allows each program to exceed the size of the primary memory

Virtual memory increases the degree of multiprogramming

Virtual memory reduces the context switching overhead

Question 6. Which of the following scheduling algorithms is non-preemptive?

Round Robin

First-In First-Out

Multilevel Queue Scheduling

Multilevel Queue Scheduling with Feedback

Question 7. In UNIX based systems,To build a modularized kernel, the kernel-headers and kernel-source packages must first be installed. Where will you find the kernel-headers and kernel-source





Question 8. In a virtural memory environment

segmentation and page tables are stored in the cache and do not add any substantial overhead

slow down the computer system considerable

segmentation and page tables are stored in the RAM

none of the above

Question 9. The process related to process control, file management, device management, information about system and communication that is requested by any higher level language can be performed by



System Call


Question 10. ______ is a high level abstraction over Semaphore

Shared memory

Message passing


Mutual exclusion