WorksheetsGrade 4 quiz
Total questions: 15
Worksheet time: 8mins
What is a robot?
A type of computer game
A machine that can be programmed to perform tasks autonomously
A type of bicycle
A musical instrument
What is the purpose of a sensor on a robot?
To detect light, sound, or other information from the environment
To play music
To fly in the air
To clean floors
What does STEM stand for?
Study, Technology, Electronics, Mathematics
Science, Tools, Engineering, Machines
Science, Technology, English, Mathematics
Science, Technology, Engineering, Mathematics
Which operator is used to add two numbers in Java?
*
-
+
/
What is the main function of an actuator in a robot?
To provide power to the robot
To convert electrical energy into motion
To process data
To store information
Which of the following is a programming language commonly used in robotics?
JAVA
HTML
CSS
SQL
Which component of a robot would you use to make it light up?
Motor
Battery
LED (Light Emitting Diode)
Sensor
What are the basic units of coding called?
Words
Commands
Letters
Numbers
What does it mean to 'debug' your code?
To find and fix problems in your code
To enable precise control
To detect other information
To give your name
Which keyword is used to define a class in Java?
class
define
object
function
What does the term 'robotics' refer to?
The study of robots and their design, construction, and operation
A type of artificial intelligence
A method of programming
A branch of biology
The (a) is the brain of the robot that controls its actions.
Identify the robot used for surgeries.
What is the role of a microcontroller in a robot?
To process inputs and control outputs
To provide power to the robot
To store data
To detect obstacles
What happens if a robot's power supply is too weak?
It moves faster
It performs more accurately
It may not function properly
It can work for a longer time
