First term- ICT 6E GRADE

1. Which programming represent the best option to set the Led?

• Option A

• Option B

• NONE

2. If you need to program and ultrasonic sensor, its necessary to create a variable where all the information would be save.  How do you call it?

• Speed

• Time

• Distance

3. This program shows:

• It turns on a led and leaves it on for a long time and then turns it off.

• It turns on a led and leaves it on for  5 seconds then turns it off.

• None

4. An untrasonic sensor measures the distance by using ____

• speed

•   Time

• waves

• none

5. This program shows:

 

• It sets a led  almost 4 times and leaves it on for 2 seconds and then turns it off.

• It sets a led  almost 4 times and leaves it on for long time.

• It sets a led  almost 4 times and leaves it on for 1 seconds and  then turns it off.

6. Where do you change the costumes and add Arduino uno in mBlock ?

• Devices and background

• Devices and file

• Devices and sprite

• None

7. This program shows how a sprite identifies the distance using an ultrasonic sensor

• True

• False

8. Which one is the best option to set  a led using and ultrasonic sensor?

• Option A

• Option B

• None

9. What is happening in this program?

• Use an ultrasonic sensor when the distance is higher than 40 and  Set digital pin 9, also low digital pin 8 and 7

• Use an ultrasonic sensor  when the  distance is lower than 40 and  Set digital pin 8,also low digital pin 9 and 7

• Use an ultrasonic sensor  when the  distance is lower than 40 and  Set digital pin 9 also low digital pin 8 and 7

• None

10. According to the circuit bellow which is the mistake in the ultrasonic connection?

• Vcc connection

• Vcc connection and GND (ground) connection

• Trig connection

• GND (ground) connection