What exactly is Kernel? It's somewhere in the area of security, right? Right or wrong, can someone please tell me what it is exactly?
NOTE:it took me 10 sec to find this in search..use google nent time. here http://www.google.com/webhp Kernel (computer science) From Wikipedia, the free encyclopedia In computer science, the kernel is the core piece of most operating systems. It is a piece of software responsible for the communication between hardware and software components. As a basic component of an operating system, a kernel provides abstraction layers for hardware, especially for memory, processors and communication between hardware and software. It also provides software facilities to userland applications such as process abstractions, inter-process communication and system calls. GO HERE TO READ MORE http://en.wikipedia.org/wiki/Kernel_(computer_science)
