Open libra10042 opened 1 year ago
❔ What is the purpose of Systems call
❔ What is the purpose of System programs?
The system program serves as a part of the operating system. It traditionally lies between the user interface and the system calls.
In the above images, system programs as well as application programs form a bridge between the user interface and the ysstem.
❔ What is the main advantage of the layered approach to system design ?
❔ what are operation services?
❔ Difference between Firmware and Operating System
No | Firmware | Operating System |
---|---|---|
1 | It's piece of programming code embedded in a particular hardware | Is is system software that operates as the foundation layer on a computer |
2 | It resides in ROM | It resides on a disk. |
3 | It is a small program | It is a huge progam |
4 | It is usually fixed. | It is often updated on a regular basis. |
5 | It is a low-level operation | It is a high-level interface |
6 | It has a single purpuse. | It is a general-purpose system that allows and kind of software to run on multiple types of hardware. |
7 | It resides in keyboards, video cards, routers, webcams, motherboards, mice, microwave ovens, refrigerators, washing machines, etc | Examples - Apple macOS, Microsoft windows, Google's android OS, Linux Operating System, and Apple IOS. |
Operation-System Services
User and operation-System interface
System Calls
System Services
Linkers and Loaders
Why Applications Are Operating-System Specific
Operating-System Design and Implementation
Operation-System Structure
Building and Booting an Operating System
Operating-System Debugginng