Arduino Basic Programming

int LED1= 4;

What statement is this?

• Void Loop

• Void Setup

• Declaration

• C language

int LED1=4;

What is 'int= integer' used for?

• Alphabets

• Capital and small letters

• Combination of Numbers and Alphabets

• Numbers

int LED2=8;

What is number eight is referring in the coding above?

• Analog Pin

• 5V

• Ground

• Digital Pin

digitalWrite (LED1,HIGH);

What does it means by HIGH?

• Blinking

• Switch OFF

• Switch ON

• Sequence

delay (1000);

1000 in delay is equivalent to how many second?

• 10s

• 2s

• 60s

• 1s

digitalWrite (LED1, HIGH);

delay(1000);

digitalWrite (LED1, LOW);

What does the program do?

• LED Switch Off at the beginning, wait for 60s and then switch ON.

• LED Switch ON at the beginning, wait for 10s and then Switch OFF.

• LED Switch ON at the beginning, wait for 1s and then switch ON.

• LED Switch ON at the beginning, wait for 1s and then switch OFF.

How long is the LED on?

digitalWrite(13, HIGH);   
delay(1000);   
digitalWrite(13, LOW);   
delay(1000); 

• 1000 seconds
• 100 seconds
• 1 second
• 100 milliseconds

Which symbol ends a statement?

• Semicolon ;
• Parenthesis )
• Comma ,
• Curly Brace }

Which pin is the jumper wire connected to?

digitalWrite(13, HIGH);   
delay(1000);   
digitalWrite(13, LOW);   
 delay(1000); 

• 13
• 12
• 100
• digital pin

A function is a series of programming statements that can be called by name. Which command is called repetitively over and over again as long as the Arduino has power.

• loop()
• setup()
• (output)
• (input)