Acts as conduit allowing two processes to communicate

Operation allows OS to protect itself

Process is a passive entity ?

Allows OS to run applications within other OSes

Provides virtualization services

OS a prgram that acts intermediary between a user and software ?

OS service is

Command Line Interpretrr (CLI) allows direct command to entry ?

Programming interface to the services provided by the OS

Type of system calls that has debugger and locks

System services that known as services , subsystems , daemons

All of process and thread creation are light-weight ?

Which of the below is multithreaded ?

Systems putting pressure on programmers

User threads supported by the kernel ?

One-to-one multithreading model more concurrency than many-to-one multithreading model ?

Multithreading model that a few systems currently use it

Provides programmer with API for creating and managing threads

Scheduling criteria that keep the CPU as busy as bossible

The Throughput acts one of the ...

Turnaround time means amount of time to execute a particular program ?