APPLICATION SYSTEM SOFTWARE
WHAT IS COMPUTER SOFTWARE
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
|
Firefox OS
|
|
|
Blackberry OS
|
|
|
Android OS
|
|
|
Windows OS
|
Detailed explanation-1: -A shell is a special software program that provides the software with an interface to access the operating system resources. Shell embraces user understandable human commands and transforms them into anything the kernel can recognize.
Detailed explanation-2: -Kernel − Kernel is the core part of Linux. It is responsible for all major activities of this operating system. It consists of various modules and it interacts directly with the underlying hardware. Kernel provides the required abstraction to hide low level hardware details to system or application programs.
Detailed explanation-3: -Shell is the interface between the user and the kernel. Shell and the user type in the commands, interpret these commands, and call the computer programs accordingly.
Detailed explanation-4: -The kernel, if implemented properly, is invisible to the user, working in its own little world known as kernel space, where it allocates memory and keeps track of where everything is stored.