Operating System

By Abdulla Israr & Simran Rani

 

OPERATING SYSTEM

Description also available in video format (attached below), for better experience use your desktop.

Introduction

An operating system can be defined as a collection of software that is used to manage the computer hardware resources and without an operating system the computer would be useless because the operating system act as an interface between the user and the computer hardware.

 

Functions of OS

·       To start and shut down the computer.

·       To provide an user interface.

·       To manage the programs.

·       To coordinate the tasks.

·       To configure the devices.

·       To manage the memory.

·       To establish an internet connection.

·       To control a network.

·       To provide utilities.


Features of OS

1)    Graphical User Interface (contains graphics & icons)

2)    Multi User (allows multiple users to use the same computer)

3)    Multi Tasking (allows multiple software’s to run at a same time)

4)    Multi Processing (support and utilize more than one processor (CPU) )

5)    Multi Threading (allows different parts of a software to run concurrently)

 

Types of OS

1)    Stand Alone OS/Desktop OS

·       Windows

                                                    i.     Easy to use, familiar, gaming and update.

                                                  ii.     Expensive, not secure and not stable.

·       MAC OS

                                                    i.     Secure, stable, great GUI and better for graphic designers.

                                                  ii.     Expensive, not run all software’s and not gaming.

·       LINUX

                                                    i.     Free, secure and low PC requirement.

                                                  ii.     Hard to learn, use & Install, not familiar and not run all software’s.

2)    Server OS

·       It is designed to provide the platforms for multi users, critical and network applications.

·       The common applications for server OS are

                                                    i.     File & printer sharing

                                                  ii.     Database services

                                                iii.     Web site services

                                                iv.     E-mail, groupware and messaging

                                                  v.     Terminal services

                                                vi.     Caching

3)    Mobile OS

·       Symblan OS

·       I Phone OS

·       RIM Black Berry

·       Windows Mobile

·       Linux

·       Palm OS

 

Video Description

      Don’t forget to do these things if you get benefitted from this article

o   Visit our Let’s contribute page https://keedainformation.blogspot.com/p/lets-contribute.html

o   Follow our  page

o   Like & comment on our post


Keep sharing your knowledge

Comments

Post a Comment

Popular posts from this blog

Bio Medical Waste Management

By Abdulla Israr & Simran Rani
Image
BIO MEDICAL WASTE MANAGEMENT         Description also available in video format (attached below), for better experience use your desktop. Introduction ·        BMWM is the management of the waste that is generated during the diagnosis and treatment of a patient ·        Hospital Waste entirely divide into the below mentioned categories o    Non Hazardous (80%) o    Hazardous (20%) §   Infectious (15%) §   Other Hazardous (5%) ·        Non sharps ·        Sharps ·        BMW can easily affect out the entire community such as o    Patients o    Healthcare Workers o    Municipal Workers o    Rag pickers o    Workers in recycling industries   BMW Handling & Management Rules 1998 ·        RULE 1 (SHORT TITLE AND COMMENCEMENT) o    Bio-Medical Waste Management Rules, 1998 o    Came into force on the 20 th July 1998 ·        RULE 2 (APPLICATION) o    Rules apply to all persons who §   Generates, Collect, Receive, Store §   Transport, Treat,
Read more

CSSD

By Abdulla Israr & Simran Rani
Image
CSSD Description also available in video format (attached below), for better experience use your desktop. Introduction ·        CSSD Central Sterile Supply Department is a service that is responsible for the o    Processing o    Issuing o    & Control of sterile supply for the use in various departments of the hospital   Planning of a CSSD 1)    Location a.     Should be located near to the areas it mainly serve i.e.                                                     i.      Operation Theatre                                                   ii.      ICU                                                 iii.      CCU                                                 iv.      Surgical Wards                                                   v.      Emergency b.     Away from the main traffic of patient flow c.      Easy access to the boiler for steam 2)    Size a.     Size varies as per the size of the hospital                                  
Read more

Statistics

By Abdulla Israr & Simran Rani
Image
STATISTICS Description also available in video format (attached below), for better experience use your desktop. Definition ·        It is a branch of mathematics that deals with the §   Collection §   Organizing §   Analysis §   Interpretation §   & Presentation of the masses of numerical data. ·        A collection of quantitative data.   Characteristics ·        It should be expressed numerically just like the height of Abdullah is 6’1” makes the fact clear and easy to understand. ·        It is the collection of facts, and the facts can be related to a group or individual. ·        It is affected by a number of factors, causes and forces in a market which operates on the fact and figures in a group. ·        The main purpose of any scientific study is the first and most important step which helps to collect the data in a systematic manner. ·        Statistics are estimated according to reasonable standards of accuracy. ·        It should be plac
Read more