Cs50 under standing technology
exam 4
-1 In what sense are files not actually deleted even if you empty the recycle bin on
Windows or empty the trash on macOS?
Answer : When files are deleted from the Recycle Bin, the system just forgets their
location and can be easily restored when searching for the same 0 and 1 pattern.
2 - What privacy features does Incognito Mode (in Google Chrome) offer versus a
regular browser window?
Answer : 1- History automatically removed
2- Useful when building a website as
sometimes you want a browser to forget
old iterations of your website build
3 - How, using cookies, does a web server actually remember that you're logged
in?
Answer : When I log into a web server, a
cookie is planted on my browser When I open
the site again, my browser sends cookies to
the site to know that I registered previously
exam 4
-1 In what sense are files not actually deleted even if you empty the recycle bin on
Windows or empty the trash on macOS?
Answer : When files are deleted from the Recycle Bin, the system just forgets their
location and can be easily restored when searching for the same 0 and 1 pattern.
2 - What privacy features does Incognito Mode (in Google Chrome) offer versus a
regular browser window?
Answer : 1- History automatically removed
2- Useful when building a website as
sometimes you want a browser to forget
old iterations of your website build
3 - How, using cookies, does a web server actually remember that you're logged
in?
Answer : When I log into a web server, a
cookie is planted on my browser When I open
the site again, my browser sends cookies to
the site to know that I registered previously
