1.8 open source and Propriey

Question 1

what is open sourced software

Answer 1

Source code made freely available
users may legally modify to create spinoff software
which can be shared under the same licence and terms as the original software
supported by strong community
examples are firefox, android, explorer

Question 2

Advantages of open sourced software

Answer 2

usually free 
adapted to fit users needs
made for the greater good, no profit
reliable and secure
creative and innovative

Question 3

Disadvantages of open sourced software

Answer 3

small projects wont get regular updates
limited user documentation
no warranties if something goes wrong
no customer support

Question 4

What is closed sourced software

Answer 4

compiled code only
licence restricts modification, copying and redistribution of the software
businesses often use to have better customer support options
eg Office, Windows, Outlook

Question 5

Advantages of closed sourced software

Answer 5

comes with warranty
well tested and reliable (companies fix with regular updates) and usually cheaper for companies than developing their own customer built software

Question 6

Disadvantages of closed sourced software

Answer 6

expensive, not exactly fit users needs

not maintain older software when warranties expire (want you to buy their latest products)