When the browser opens a secured connection, https can be seen in the URL instead of just http. To know if a website is secure or not, look for the locked yellow colored padlock symbol on the lower right corner of the browser window. Some web sites use a secure connection between the web site and your browser.
93%. the literacy rate of China is 82%. but it wasn't always this high! prior to 1999 only 20% of Chinese were literate!
The reason for the rise in literacy rate is attributed to various schemes sponsored by the government like the Sarva Shiksha Abhiyan and others schemes under which the state government constructed schools in far flung rural areas, provided mid-day meals and free books to the poor students.