SIM aka subscriber identity module is basically a chip that you may probably using on your mobiles and smartphones  e…

Nokia, is it your first keypad mobile phone? majority of people around the world had their first keypad mobile phone …

What you'll do? If you want to send and receive calls and messages? or capture real world digitally you most like…

When computers used to be just mechanical machines first invented by Charles Babbage in early 18th century then as ti…