Computer Science / Operating Systems

Introduction to Operating Systems

بواسطة: Udacity

Overview

Introduction to Operating Systems is a graduate-level introductory course in operating systems. This course teaches the basic operating system abstractions, mechanisms, and their implementations. The core of the course contains concurrent programming (threads and synchronization), inter process communication, and an introduction to distributed operating systems. The course is split into four sections: (1) Introduction, (2) Process and Thread Management, (3) Resource Management and Communication, and (4) Distributed Systems.

Syllabus

Introduction

Course Overview,Introduction to Operating Systems

Process and Thread Management

Processes and Process Management,Threads and Concurrency,Threads Case Study: PThreads,Thread Implementation Considerations,Thread Performance Considerations

Resource Management and Communication

Scheduling,Memory Management,Inter-Process Communication,Synchronization Constructs,I/O Management,Resource Virtualization

Distributed Systems

Remote Services,Distributed File Systems,Distributed Shared Memory,Data Center Technologies

Taught by

Ada Gavrilovska and Jarrod Parkes

Computer Science / Operating Systems

Introduction to Operating Systems

الذهاب الي الدورة

Introduction to Operating Systems

بواسطة: Udacity

Udacity
مجانية
الإنجليزية
متاح شهادة
متاح في أي وقت
intermediate
N/A

Messages Timeline Exceptions Views14 Route Queries7 Models6 Gate Session Request

8.1.2160ms2MBGET ar/الدورات/{slug}

Booting (92.29ms)
Application (67.75ms)
1 x Booting (57.53%)
92.29ms
1 x Application (42.23%)
67.75ms

14 templates were rendered

public.courses.show (resources/views/public/courses/show.blade.php)3bladefile
Params
0
course
1
links
2
config
public.courses.partials.breadcrumbs (resources/views/public/courses/partials/breadcrumbs.blade.php)6bladefile
Params
0
__env
1
app
2
errors
3
course
4
links
5
config
public.courses.partials.heading (resources/views/public/courses/partials/heading.blade.php)7bladefile
Params
0
__env
1
app
2
errors
3
course
4
links
5
config
6
classes
public.courses.partials.details (resources/views/public/courses/partials/details.blade.php)6bladefile
Params
0
__env
1
app
2
errors
3
course
4
links
5
config
public.courses.partials.breadcrumbs (resources/views/public/courses/partials/breadcrumbs.blade.php)6bladefile
Params
0
__env
1
app
2
errors
3
course
4
links
5
config
public.courses.partials.heading (resources/views/public/courses/partials/heading.blade.php)7bladefile
Params
0
__env
1
app
2
errors
3
course
4
links
5
config
6
classes
public.layouts.main (resources/views/public/layouts/main.blade.php)6bladefile
Params
0
__env
1
app
2
errors
3
course
4
links
5
config
public.layouts.partials.meta (resources/views/public/layouts/partials/meta.blade.php)6bladefile
Params
0
__env
1
app
2
errors
3
course
4
links
5
config
public.layouts.partials.navbar (resources/views/public/layouts/partials/navbar.blade.php)6bladefile
Params
0
__env
1
app
2
errors
3
course
4
links
5
config
public.auth.profile.partials.links (resources/views/public/auth/profile/partials/links.blade.php)6bladefile
Params
0
__env
1
app
2
errors
3
course
4
links
5
config
public.auth.profile.partials.link (resources/views/public/auth/profile/partials/link.blade.php)8bladefile
Params
0
__env
1
app
2
errors
3
course
4
links
5
config
6
route
7
title
public.auth.profile.partials.link (resources/views/public/auth/profile/partials/link.blade.php)8bladefile
Params
0
__env
1
app
2
errors
3
course
4
links
5
config
6
route
7
title
public.auth.profile.partials.link (resources/views/public/auth/profile/partials/link.blade.php)8bladefile
Params
0
__env
1
app
2
errors
3
course
4
links
5
config
6
route
7
title
public.layouts.partials.flash-session (resources/views/public/layouts/partials/flash-session.blade.php)6bladefile
Params
0
__env
1
app
2
errors
3
course
4
links
5
config

uri: GET ar/الدورات/{slug}
middleware: web, localize:ar
controller: App\Http\Controllers\CourseController@show
as: ar.courses.show
namespace
prefix: /ar
where
file: app/Http/Controllers/CourseController.php:17-35

7 statements were executed5.77ms

select * from `courses` where `slug_ar` = 'introduction-to-operating-systems' limit 1

3.96ms/app/Http/Controllers/CourseController.php:20corspedia

Metadata
Bindings	0. introduction-to-operating-systems
Backtrace	17. /app/Http/Controllers/CourseController.php:20 18. /vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54 19. /vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:43 20. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:260 21. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:205

update `courses` set `visitors` = `visitors` + 1, `courses`.`updated_at` = '2025-04-18 08:23:04' where `id` = 609

860μs/app/Http/Controllers/CourseController.php:21corspedia

Metadata
Bindings	0. 2025-04-18 08:23:04 1. 609
Backtrace	17. /app/Http/Controllers/CourseController.php:21 18. /vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54 19. /vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:43 20. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:260 21. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:205

select `id`, `name_en`, `name_ar`, `topic_id`, `slug_en`, `slug_ar` from `subjects` where `subjects`.`id` in (56)

240μs/app/Http/Controllers/CourseController.php:23corspedia

Metadata
Backtrace	20. /app/Http/Controllers/CourseController.php:23 21. /vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54 22. /vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:43 23. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:260 24. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:205

select `id`, `name_en`, `name_ar`, `slug_en`, `slug_ar` from `topics` where `topics`.`id` in (1)

180μs/app/Http/Controllers/CourseController.php:23corspedia

Metadata
Backtrace	25. /app/Http/Controllers/CourseController.php:23 26. /vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54 27. /vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:43 28. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:260 29. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:205

select * from `institutions` where `institutions`.`id` in (22) and `institutions`.`deleted_at` is null

180μs/app/Http/Controllers/CourseController.php:23corspedia

Metadata
Backtrace	20. /app/Http/Controllers/CourseController.php:23 21. /vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54 22. /vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:43 23. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:260 24. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:205

select * from `providers` where `providers`.`id` in (6) and `providers`.`deleted_at` is null

150μs/app/Http/Controllers/CourseController.php:23corspedia

Metadata
Backtrace	20. /app/Http/Controllers/CourseController.php:23 21. /vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54 22. /vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:43 23. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:260 24. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:205

select * from `html_files` where `html_files`.`id` = 603 limit 1

200μs/app/Models/Course.php:84corspedia

Metadata
Bindings	0. 603
Backtrace	21. /app/Models/Course.php:84 28. view::public.courses.show:29 30. /vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php:125 31. /vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php:58 32. /vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php:72

App\Models\HtmlFile: 1
App\Models\Provider: 1
App\Models\Institution: 1
App\Models\Topic: 1
App\Models\Subject: 1
App\Models\Course: 1

_token: u4rkFP0YkeAhY2TrscSrGE65r1fIk1fKLSQdA9kd
locale: ar
_previous: array:1 [ "url" => "https://www.corspedia.com/ar/%D8%A7%D9%84%D8%AF%D9%88%D8%B1%D8%A7%D8%AA/introd...
_flash: array:2 [ "old" => [] "new" => [] ]
PHPDEBUGBAR_STACK_DATA: []

path_info

/ar/%D8%A7%D9%84%D8%AF%D9%88%D8%B1%D8%A7%D8%AA/introduction-to-operating-systems

status_code

status_text

OK

format

html

content_type

text/html; charset=UTF-8

request_query

[]

request_request

[]

request_headers

  0 of 0   
array:24 [▼
  "cf-ipcountry" => array:1 [▶
    0 => "US"
  ]
  "cf-connecting-ip" => array:1 [▶
    0 => "3.19.217.248"
  ]
  "cdn-loop" => array:1 [▶
    0 => "cloudflare; loops=1"
  ]
  "x-forwarded-proto" => array:1 [▶
    0 => "https"
  ]
  "cf-visitor" => array:1 [▶
    0 => "{"scheme":"https"}"
  ]
  "sec-fetch-site" => array:1 [▶
    0 => "none"
  ]
  "accept" => array:1 [▶
    0 => "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7"
  ]
  "user-agent" => array:1 [▶
    0 => "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)"
  ]
  "upgrade-insecure-requests" => array:1 [▶
    0 => "1"
  ]
  "sec-ch-ua-platform" => array:1 [▶
    0 => ""Windows""
  ]
  "sec-ch-ua-mobile" => array:1 [▶
    0 => "?0"
  ]
  "sec-ch-ua" => array:1 [▶
    0 => ""HeadlessChrome";v="129", "Not=A?Brand";v="8", "Chromium";v="129""
  ]
  "cache-control" => array:1 [▶
    0 => "no-cache"
  ]
  "pragma" => array:1 [▶
    0 => "no-cache"
  ]
  "sec-fetch-dest" => array:1 [▶
    0 => "document"
  ]
  "cf-ray" => array:1 [▶
    0 => "9322c207ecbe10b2-ORD"
  ]
  "accept-encoding" => array:1 [▶
    0 => "gzip, br"
  ]
  "priority" => array:1 [▶
    0 => "u=0, i"
  ]
  "sec-fetch-user" => array:1 [▶
    0 => "?1"
  ]
  "sec-fetch-mode" => array:1 [▶
    0 => "navigate"
  ]
  "x-forwarded-for" => array:1 [▶
    0 => "3.19.217.248"
  ]
  "host" => array:1 [▶
    0 => "www.corspedia.com"
  ]
  "content-length" => array:1 [▶
    0 => ""
  ]
  "content-type" => array:1 [▶
    0 => ""
  ]
]

request_server

  0 of 0   
array:50 [▼
  "USER" => "www-data"
  "HOME" => "/var/www"
  "HTTP_CF_IPCOUNTRY" => "US"
  "HTTP_CF_CONNECTING_IP" => "3.19.217.248"
  "HTTP_CDN_LOOP" => "cloudflare; loops=1"
  "HTTP_X_FORWARDED_PROTO" => "https"
  "HTTP_CF_VISITOR" => "{"scheme":"https"}"
  "HTTP_SEC_FETCH_SITE" => "none"
  "HTTP_ACCEPT" => "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7"
  "HTTP_USER_AGENT" => "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)"
  "HTTP_UPGRADE_INSECURE_REQUESTS" => "1"
  "HTTP_SEC_CH_UA_PLATFORM" => ""Windows""
  "HTTP_SEC_CH_UA_MOBILE" => "?0"
  "HTTP_SEC_CH_UA" => ""HeadlessChrome";v="129", "Not=A?Brand";v="8", "Chromium";v="129""
  "HTTP_CACHE_CONTROL" => "no-cache"
  "HTTP_PRAGMA" => "no-cache"
  "HTTP_SEC_FETCH_DEST" => "document"
  "HTTP_CF_RAY" => "9322c207ecbe10b2-ORD"
  "HTTP_ACCEPT_ENCODING" => "gzip, br"
  "HTTP_PRIORITY" => "u=0, i"
  "HTTP_SEC_FETCH_USER" => "?1"
  "HTTP_SEC_FETCH_MODE" => "navigate"
  "HTTP_X_FORWARDED_FOR" => "3.19.217.248"
  "HTTP_HOST" => "www.corspedia.com"
  "REDIRECT_STATUS" => "200"
  "SERVER_NAME" => "corspedia.com"
  "SERVER_PORT" => "443"
  "SERVER_ADDR" => "141.95.147.152"
  "REMOTE_USER" => ""
  "REMOTE_PORT" => "19448"
  "REMOTE_ADDR" => "172.69.59.121"
  "SERVER_SOFTWARE" => "nginx/1.18.0"
  "GATEWAY_INTERFACE" => "CGI/1.1"
  "HTTPS" => "on"
  "REQUEST_SCHEME" => "https"
  "SERVER_PROTOCOL" => "HTTP/2.0"
  "DOCUMENT_ROOT" => "/var/www/corspedia/public"
  "DOCUMENT_URI" => "/index.php"
  "REQUEST_URI" => "/ar/%D8%A7%D9%84%D8%AF%D9%88%D8%B1%D8%A7%D8%AA/introduction-to-operating-systems"
  "SCRIPT_NAME" => "/index.php"
  "CONTENT_LENGTH" => ""
  "CONTENT_TYPE" => ""
  "REQUEST_METHOD" => "GET"
  "QUERY_STRING" => ""
  "SCRIPT_FILENAME" => "/var/www/corspedia/public/index.php"
  "PATH_INFO" => ""
  "FCGI_ROLE" => "RESPONDER"
  "PHP_SELF" => "/index.php"
  "REQUEST_TIME_FLOAT" => 1744964583.9323
  "REQUEST_TIME" => 1744964583
]

request_cookies

[]

response_headers

  0 of 0   
array:5 [▼
  "content-type" => array:1 [▶
    0 => "text/html; charset=UTF-8"
  ]
  "cache-control" => array:1 [▶
    0 => "no-cache, private"
  ]
  "date" => array:1 [▶
    0 => "Fri, 18 Apr 2025 08:23:04 GMT"
  ]
  "set-cookie" => array:2 [▶
    0 => "XSRF-TOKEN=eyJpdiI6InZyc3ZobWlDWnlCV0xrS0RFTVUvOGc9PSIsInZhbHVlIjoibXp1RmdEc0ZCYi9UekhtRjlXVVFRUzYxVlMvam5WQ0tWQ0Y0bEhZUUR4SG1sYTkzMWQ0aDRHTzJ6WEQwQUJPcndXQTVqM3M1RmpQdkJaUGVDU0JPWlNkT005d0NkOHFLZ3dtMVd5b0dieHl3OFZLbVFhSVJYREt0UHBiUnNmdy8iLCJtYWMiOiIyOTYwYzlkYTY5MmYwMWFiOTU2OWQ4ODc2YjdhM2YyM2JiYWVmMjVlNDNiODQwOTczOTc2MDIzNjhjOTk2NTljIiwidGFnIjoiIn0%3D; expires=Fri, 18 Apr 2025 10:23:04 GMT; Max-Age=7200; path=/; samesite=lax ◀XSRF-TOKEN=eyJpdiI6InZyc3ZobWlDWnlCV0xrS0RFTVUvOGc9PSIsInZhbHVlIjoibXp1RmdEc0ZCYi9UekhtRjlXVVFRUzYxVlMvam5WQ0tWQ0Y0bEhZUUR4SG1sYTkzMWQ0aDRHTzJ6WEQwQUJPcndXQTVqM ▶"
    1 => "laravel_session=eyJpdiI6IjVUajhzbGN3c01DRVdBemIxL1JqSVE9PSIsInZhbHVlIjoiRFRsWnlXS2hWZmtja0JoWFBtQkF6RDZha1MrRmlyVlcvUzZkaU5pSUpPNUxqdlllSWxiZXlTby9kQklmZlhNMzI2YUNHdDNkNmdZb2VHTDVsMWx5MDZzcWFvVzFvOFBvdisrMjFnWEQrMnJxdXVYVmVwVDRaVWM4RWxWN0tiTUQiLCJtYWMiOiI4OTNiYTlhNTQ5MjA0NGRmNmJiMGY5MGI4MTkwNzBjZDI1MDZiMzQ5YTZkODIxMzVjNGMxMzM5YWMyNzNjNzNhIiwidGFnIjoiIn0%3D; expires=Fri, 18 Apr 2025 10:23:04 GMT; Max-Age=7200; path=/; httponly; samesite=lax ◀laravel_session=eyJpdiI6IjVUajhzbGN3c01DRVdBemIxL1JqSVE9PSIsInZhbHVlIjoiRFRsWnlXS2hWZmtja0JoWFBtQkF6RDZha1MrRmlyVlcvUzZkaU5pSUpPNUxqdlllSWxiZXlTby9kQklmZlhNMzI2 ▶"
  ]
  "Set-Cookie" => array:2 [▶
    0 => "XSRF-TOKEN=eyJpdiI6InZyc3ZobWlDWnlCV0xrS0RFTVUvOGc9PSIsInZhbHVlIjoibXp1RmdEc0ZCYi9UekhtRjlXVVFRUzYxVlMvam5WQ0tWQ0Y0bEhZUUR4SG1sYTkzMWQ0aDRHTzJ6WEQwQUJPcndXQTVqM3M1RmpQdkJaUGVDU0JPWlNkT005d0NkOHFLZ3dtMVd5b0dieHl3OFZLbVFhSVJYREt0UHBiUnNmdy8iLCJtYWMiOiIyOTYwYzlkYTY5MmYwMWFiOTU2OWQ4ODc2YjdhM2YyM2JiYWVmMjVlNDNiODQwOTczOTc2MDIzNjhjOTk2NTljIiwidGFnIjoiIn0%3D; expires=Fri, 18-Apr-2025 10:23:04 GMT; path=/ ◀XSRF-TOKEN=eyJpdiI6InZyc3ZobWlDWnlCV0xrS0RFTVUvOGc9PSIsInZhbHVlIjoibXp1RmdEc0ZCYi9UekhtRjlXVVFRUzYxVlMvam5WQ0tWQ0Y0bEhZUUR4SG1sYTkzMWQ0aDRHTzJ6WEQwQUJPcndXQTVqM ▶"
    1 => "laravel_session=eyJpdiI6IjVUajhzbGN3c01DRVdBemIxL1JqSVE9PSIsInZhbHVlIjoiRFRsWnlXS2hWZmtja0JoWFBtQkF6RDZha1MrRmlyVlcvUzZkaU5pSUpPNUxqdlllSWxiZXlTby9kQklmZlhNMzI2YUNHdDNkNmdZb2VHTDVsMWx5MDZzcWFvVzFvOFBvdisrMjFnWEQrMnJxdXVYVmVwVDRaVWM4RWxWN0tiTUQiLCJtYWMiOiI4OTNiYTlhNTQ5MjA0NGRmNmJiMGY5MGI4MTkwNzBjZDI1MDZiMzQ5YTZkODIxMzVjNGMxMzM5YWMyNzNjNzNhIiwidGFnIjoiIn0%3D; expires=Fri, 18-Apr-2025 10:23:04 GMT; path=/; httponly ◀laravel_session=eyJpdiI6IjVUajhzbGN3c01DRVdBemIxL1JqSVE9PSIsInZhbHVlIjoiRFRsWnlXS2hWZmtja0JoWFBtQkF6RDZha1MrRmlyVlcvUzZkaU5pSUpPNUxqdlllSWxiZXlTby9kQklmZlhNMzI2 ▶"
  ]
]

session_attributes

  0 of 0   
array:5 [▼
  "_token" => "u4rkFP0YkeAhY2TrscSrGE65r1fIk1fKLSQdA9kd"
  "locale" => "ar"
  "_previous" => array:1 [▶
    "url" => "https://www.corspedia.com/ar/%D8%A7%D9%84%D8%AF%D9%88%D8%B1%D8%A7%D8%AA/introduction-to-operating-systems"
  ]
  "_flash" => array:2 [▶
    "old" => []
    "new" => []
  ]
  "PHPDEBUGBAR_STACK_DATA" => []
]