
Ulangan_Kelas_8
Authored by Febri Syahputra
Computers
7th Grade
Used 2+ times

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40 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main function of an Arduino in a project?
To serve as a power supply for sensors only.
To provide power to the project components.
The main function of an Arduino in a project is to control and automate electronic components.
To act as a simple data storage device.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sari is working on a project about how light sensors function. She learns that a light sensor works by converting light into an electrical signal to measure ambient light intensity. Can you explain how a light sensor works in detecting ambient light?
A light sensor works by converting light into an electrical signal to measure ambient light intensity.
A light sensor reflects light to determine its intensity.
A light sensor measures temperature to detect light levels.
A light sensor uses sound waves to gauge ambient light.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rudi is working on a project to create a smart garden using an Arduino. Which programming language should he primarily use for programming the Arduino?
Java
JavaScript
C/C++
Python
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the basic components needed to design a circuit for an automatic street light?
Light-dependent resistor (LDR), transistor, relay, power source.
LED, fuse, inductor, transformer
Resistor, diode, switch, generator
Photovoltaic cell, capacitor, microcontroller, battery
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does automated lighting control improve energy efficiency?
Automated lighting control increases energy consumption by keeping lights on longer.
Automated lighting control has no impact on energy efficiency.
Automated lighting control only works in commercial buildings.
Automated lighting control improves energy efficiency by reducing unnecessary lighting usage.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sensor apakah yang biasanya digunakan dalam lampu jalan otomatis untuk mendeteksi intensitas cahaya?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kapan lampu jalan otomatis akan menyala jika menggunakan sensor LDR?
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