The screen size is measured by the distance between the left bottom and top right corners of the display. The screen size is usually given in inches, with 1"= 2.54cm.
A laptop battery's size, along with the efficiency of the components used and software optimisation, determines battery life.
NFC technology is becoming increasingly popular and is now a standard feature on many new smartphones and tablets. NFC, or Near Field Communication, provides wireless connection between devices over a short distance.
