Final answer:
The second row of a keyboard is the one between the first and third rows, which usually contains the letters Q to P in QWERTY layouts.
Step-by-step explanation:
The row that lies between the first and third rows of a keyboard is commonly referred to as the second row. This row typically includes the letters Q, W, E, R, T, Y, U, I, O, and P on standard QWERTY keyboards. It's essential for those learning to type or wanting to improve their keyboarding skills to familiarize themselves with the layout of the keyboard and the positioning of the keys.