The qwerty keyboard is the most common layout of keys on a keyboard.
a. true
b. false

The correct answer is A. True

Explanation:

The QWERTY keyboard refers to the most design used in keyboards; this has been named "QWERTY" because these are the first six keys containing letters that you can find on most keyboards especially computer keyboards. This specific layout was first implemented in 1873 in typewriters and since then it has been widely used in all devices involving keyboards including computers and later cellphones and tablets. Additionally, this is the most common layout because it can be used for most languages with few modifications. Therefore, it is true the QWERTY keyboard is the most common layout of keys on a keyboard.