Page 22 - iPro_trackGPT_V5_Class5
P. 22
Operating System
An operating system is the most important software on a computer. An operating
system (OS) is the software that manages a computer's hardware and software
resources. It acts as a bridge between the user and the hardware devices of the
computer. Without an operating system, a computer cannot work.
Types of Operating Systems
The three most common operating systems for personal computers are Microsoft
Windows, Mac OS, and Linux. Other well-known names include UNIX and DOS.
Functions of an Operating System
An operating system (OS) performs three primary types of functions to manage a
computer's hardware and software resources effectively.
Manages hardware resources like the CPU, Boost Bits
memory, storage, and peripheral devices
Booting is a process
Handles the creation, scheduling, and termination that loads the operating
of processes system and prepares the
Track the memory usage and allocate memory to system for use.
processes
Provides user interface
Organises and manages files on storage devices
Manages directories (folders) that organise files into a hierarchical structure
Communicates with hardware devices through device drivers
Manages the process of starting up the computer
Provides tools and utilities to enhance system performance and troubleshoot
issues
Language Processor Boost Bits
A language processor helps the
Founded in 1975, Programming and
computer understand instructions and
Computer Software focuses on solving
converts them from programming
problems in all areas of computer
languages into machine language.
science, including operating systems,
Examples of language processors
compiler technology, software
include compilers, assemblers, and
engineering, artificial intelligence, etc.
interpreters.
20 TrackGPT iPRO (V5.0)-V

