COMPUTER FUNDAMENTALS

COMPUTER ARCHITECTURE

INPUTOUTPUT DEVICES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Input device that is used to input their PIN numbers when they pay for something by card, called?
A
Mouse
B
Keyboard
C
Numeric keypads
D
Touch screen
Explanation: 

Detailed explanation-1: -PINpad. A PINpad is an electronic device used in a debit or smart card-based transaction to input and encrypt the cardholder’s PIN.

Detailed explanation-2: -The chip and pin reader works by inserting a bank/credit card into a slot and then entering a PIN (personal identification number).

Detailed explanation-3: -Pointing device It is commonly used as a simple and intuitive way to select items on a computer screen on a graphical user interface (GUI), either by moving a mouse pointer, or, in the case of a touch screen, by physically touching the item on screen. Common pointing devices include mice, touchpads, and touch screens.

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