Q9. What are the functions of operating system and language processor? Give examples.
Ans. The operating systems perform the following functions:
- Provides the instructions to prepare user-interface i.e., way to interact with user whether through typed commands or through graphical symbols.
- Loads necessary programs (into the computer memory) which are required for proper computer functioning.
- Coordinates how p
rograms work with the CPU, keyboard, mouse, printer and other hardware as well as with other software.
- Manages the way information is stored on and retrieved from disks.
Examples of Operating Systems: Windows, Linux, Android.
Language Processors processes an HLL (High Level Language) program into a machine understandable form.
Examples of Language Processor are Compiler, Assembler and Interpreter.