Operating System System Programs

Systems programs and the kernel

The operating system is divided into a number of layers (levels), each built on top of lower layers.

Moving as much functionality from the kernel into user space

<p>Easier to extend the microkernel</p> Signup and view all the answers

<p>Performance overhead due to communication between user space and kernel space</p> Signup and view all the answers

<p>Object-oriented approach</p> Signup and view all the answers

<p>To make the system more flexible</p> Signup and view all the answers

<p>They combine multiple approaches to address performance, security, and usability needs</p> Signup and view all the answers

<p>Consists of Mach microkernel, BSD Unix parts, I/O kit, and dynamically loadable modules</p> Signup and view all the answers

<p>Linux kernel but modified</p> Signup and view all the answers