Welcome to Operating System Quiz, Intermediate Level !!

Question 1. Consider a set of n tasks with known runtimes r1, r2, ? rn to be run on a uniprocessor machine. Which of the following processor scheduling algorithms will result in the maximum throughput?

Round-Robin

Shortest-Job-First

Highest-Response-Ratio-Next

First-Come-First-Served

Question 2. 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

Editors

Compilers

System Call

Caching

Question 3. 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

/usr/local

/usr/src/linux

/usr/sre/redhat

/usr/bin

Question 4. Which of the following scheduling algorithms is non-preemptive?

Round Robin

First-In First-Out

Multilevel Queue Scheduling

Multilevel Queue Scheduling with Feedback

Question 5. Which of the following does not interrupt a running process?

A device

Timer

Scheduler process

Power failure

Question 6. Which of the following is crucial time while accessing data on the disk?

Seek time

Rotational time

Transmission time

Waiting time

Question 7. 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 8. _______ OS pays more attention on the meeting of the time limits.

Distributed

Network

Real time

Online

Question 9. You just added a new user, pankaj to the system. What group is pankaj added to by default

root

pankaj

group

user

Question 10. 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