Create Smiley on Dot Matrix

To connect an LED matrix, you need ________ wires.

• Jumper

• Copper

• Fiber

• Plastic

The CS (column select) pin is connected to digital pin ______ of Arduino UNO.

• 10

• 11

• 12

• 13

What does CS stand for in the context of an LED matrix?

• Clock Select

• Column Select

• Current Source

• Connection Source

What is the function of the CLK pin in the LED matrix?

• Power supply

• Ground connection

• Clock signal

• Data storage

The Anode(+) pin is connected to the _______ pin of Arduino.

• 5V

• GND

• Digital Pin 12

• Digital Pin 11

How many rows are there in the LED matrix?

• 6

• 7

• 8

• 9

To which pin should the positive terminal of the LED be connected?

• 5V pin

• GND pin

• 10 pin

• 12 pin

The Arduino board is powered by a _______ volt supply.

• 3.3

• 5

• 9

• 12

Which component is used to reset the Arduino board?

• Power switch

• Reset button

• USB port

• LED

What is the typical use of an Arduino board in circuits?

• To store data

• To control devices

• To provide power

• To display images