UNIX/ Linux | Basic of OS | Exp - 1

Operating System

An operating system (OS) is system software that manages computer hardware and software resources and provides common services for computer programs.

Functions of OS

• Memory Management
• Processor Management
• Device Management
• File Management
• Security
• Control over system performance
• Job accounting
• Error detecting aids
• Coordination between other software and users

Types of OS

• Batch Operating System - 

This type of operating system do not interact with the computer directly. There is an operator which takes similar jobs having same requirement and group them into batches.

• Time-Sharing Operating Systems -

Each task has given some time to execute, so that all the tasks work smoothly. Each user gets time of CPU as they use single system. These systems are also known as Multitasking Systems.

• Distributed Operating System -

These types of operating system is a recent advancement in the world of computer technology and are being widely accepted all-over the world and, that too, with a great pace.

• Network Operating System -

These systems runs on a server and provides the capability to manage data, users, groups, security, applications, and other networking functions.

• Real-Time Operating System -

These types of OS's serves the real-time systems. The time interval required to process and respond to inputs is very small. This time interval is called response time.

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Problem Statement

Classify operating system & learn basic concept of Unix /Linux.

Acropolis Technical Campus have different lab and they have different Operating System, which operating system is suitable for security point of view, justifies your answer.

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