Operating Systems

OS Quiz 2022 exam

The value of a counting semaphore can range:

Peterson’s solution is not guaranteed to work on modern computer architecture

Synchronization hardware is not guaranteed to work on modern computer architecture

Semaphores are not guaranteed to work on modern computer architecture

Semaphore is a/an _____ to solve critical section problem

&nbsp;Special program for a system

Mutual exclusion can be provided by

&nbsp;Binary semaphores

Consider a system with four processes P0 through P4 and two resource types A and B.
Resource type A has four instances, and resource type B has 6 instances.
&nbsp;<img src="https://api.kasitteam.com/downloads/636511bb2b36bd1e3e98714d/hsw7zsuy6y"/><img src="https://api.kasiteam.com/downloads/636511bb2b36bd1e3e98714d/hsw7zsuy6y"/>
 
The content of the Available matrix is:&nbsp;

&nbsp;Consider a system with four processes P0 through P4 and two resource types A and B.
Resource type A has four instances, and resource type B has 6 instances.
&nbsp;<img src="https://api.kasitteam.com/downloads/636511bb2b36bd1e3e98714d/nt9ek95sa4" width="577" height="433"/>
<img src="https://api.kasiteam.com/downloads/636511bb2b36bd1e3e98714d/nt9ek95sa4"/>
<img src="https://api.kasiteam.com/downloads/636511bb2b36bd1e3e98714d/nt9ek95sa4"/>
he sequence of processes where the system will be in safe state is:&nbsp;

&nbsp;Consider a system with four processes P0 through P4 and two resource types A and B.
Resource type A has four instances, and resource type B has 6 instances.
<img src="https://api.kasitteam.com/downloads/636511bb2b36bd1e3e98714d/6uueyoipp8" width="577" height="433"/>
The content of the matrix Need for P2 is:&nbsp;&nbsp;

&nbsp;One of the following is true:

compile and load time address binding methods generate identical logical and physical address

The execution time address binding method generate identical logical and physical address

The execution time address binding method results in differing logical and physical address

&nbsp;Which of the following is the address generated by the CPU?

Run time mapping from virtual to physical address is done by: