Which of the following is not an open source software?

By: Prof. Dr. Fazal Rehman Shamil | Last updated: February 3, 2024

(A). Linux
(B). Android
(C). Mozilla Firefox
(D). Microsoft Office
Answer: ​Microsoft Office


Which of the following is open-source software?

(A). Joomla
(B). Android
(C). Drupal
(D). All of these
Answer: ​Microsoft Office


Difference  between Open Source Software and Closed Source Software

OPEN SOURCE SOFTWARECLOSED SOURCE SOFTWARE
OSS  stands for Open Source Software.OSS  stands for Closed Source Software.
The source code is public in Open Source Software.The source code is protected in closed-source software.
All end users can access and use the source code of Open source software.The general public or End users can’t access and use the source code of closed-source software.
There is a more chance of failure of Open source software.There is less chance of failure of Closed source software.
Open Closed software can be installed by anyone on any computer.The end user required a license before installation of Closed source software into any computer.
The price is very less.The price is high.
Open Source Software can be purchased with its source code.Closed Source Software can’t be purchased with its source code.
Anyone can modify the code of  Open Source Software.Only programmers or allowed persons can only modify the code of closed-source software.
No one is responsible if anything happened to Open source software.The Software house is responsible if anything happened to closed-source software.
There are no so many limitations on users based on usability and modification of software.There are so many limitations on users based on usability and modification of software.

Examples of Open Source Software and Closed Source Software

Open-source SoftwareClosed Source Software
TaigaAdobe Reader
TurboCASHAdobe Flash
OpenCartAdobe Flash Player
DatawrapperMicrosoft Windows
OpenCmsJava
ThunderbirdSkype
Draw.ioVirtual Box
Apache OpenOfficeGoogle earth
WooCommerceWinRAR
SugarCRM Community EditionMicrosoft office
GanttProjectmac OS
ADempiereGoogle Chrome
Claws MailDB2 Express-C
OroCRMVMwareServer
KimaiIntel Fortran Compiler PE
GearyJava
RedmineJBuilder 2008 Turbo
xTupleAdobe Reader
Fat Free CRMGoogle Desktop
PrestaShopGoogle Earth
WordPressPicasa
phpListSkype
WSDesk – ELEX WordPress HelpDesk & Customer Ticketing SystemGoogle Docs & Spreadsheets
ClockifyLotus Symphony
CalligraOpera
ChartedWebSphere Application Server
MagestoreQuasar Accounting
TiddlyMapIntel C++ Compiler PE
NeoOfficeAVG Anti-Virus
OdooRainlendar Lite
HighchartsVirtualBox
GIMPAdobe Flash
InkscapeAvast!
Blender 
LibreOffice 
Drupal 
GnuCash 
digiKam 
Wireframe.cc 
ImageMagick 
SuiteCRM 
eHour 
Django 
OpenBravo 
eM Clients 
Zen Cart 
Joomla 
OpenProject 
XMind 
MyCollab 
Basilisk 
Brave Browser 
Firefox 
Chromium 
Pale Moon 
Waterfox 
Dooble 

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