list out the key features of operating system
Answers
Answer:
Here is a list commonly found important features of an Operating System:
Protected and supervisor mode.
Allows disk access and file systems Device drivers Networking Security.
Program Execution.
Memory management Virtual Memory Multitasking.
Handling I/O operations.
Manipulation of the file system.
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by- R.pravallika.
1. User Interface (UI)
User interfaceisone of the significant feature in Operating System. The only way that user can make interaction with a computer. If the computer interface is not user-friendly, the user slowly reduces the computer usage from their normal life. This is the main reason for the key success of GUI (Graphical User Interface) based Operating System. The GUI is a window based system with a pointing device to direct I/O, choose from menus, make selections and a keyboard to enter text.Its vibrant colours attract the user very easily. Beginners are impressed by the help and pop up window message boxes. Icons are playing vital role of the particular application.
2. Memory Management
Memory Management is the process of controlling and coordinating computer’s main memory and assigning memory block (space) to various running programs to optimize overall computer performance. The Memory management involves the allocation of specific memory blocks to individual programs based on user demands. At the application level, memory management ensures the availability of adequate memory for each running program at all times.