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 rate of literacy increased more rapidly in more populated areas and areas where there was mixture of religious schools. The literacy rate in England in the 1640s was around 30 percent for males, rising to 60 percent in the mid-18th century. In France, the rate of literacy in 1686-90 was around 29 percent for men and 14 percent for women, it increased to 48 percent for men and 27 percent for women.