امتحان الكتروني مقرر مارس ICT -الصف الاول الاعدادي- نموذج 2 -منهج مصري جديد

هذه معاينة نصية للأسئلة للاطّلاع والمراجعة فقط. لخوض الاختبار تفاعليًّا مع تصحيح آلي ونتيجة فورية، اضغط زر «ابدأ الاختبار» أدناه.

1. ?What is the function of sensors in machines and devices
   • أ. They sense changes in the environment and convert them into signals
   • ب. They communicate directly with humans
   • ج. They store data permanently in a machine
   • د. They create new energy for machines
2. ?Why are sensors considered the "eyes and ears" of machines
   • أ. They allow machines to understand and respond to environmental changes
   • ب. They help machines store large amounts of data
   • ج. They replace all human functions in a machin
   • د. They provide machines with human intelligence
3. ?What is the first step in how sensors work
   • أ. Sensing
   • ب. Displaying results
   • ج. Signal Conversion
   • د. Transmission
4. ?What happens during the Signal Conversion step in sensors
   • أ. The sensor converts captured data into electrical signals
   • ب. The sensor stops working
   • ج. The sensor sends information to another device
   • د. The sensor detects environmental changes
5. ?What is the final step in how sensors work
   • أ. Transmitting signals to another device
   • ب. Storing signals in the sensor permanently
   • ج. Converting information into signals
   • د. Sensing environmental changes
6. ?Which of the following is an example of how a sensor works
   • أ. A thermometer displaying the temperature on a digital screen
   • ب. A robot thinking like a human
   • ج. A video game playing automatically
   • د. A machine storing data without processing it
7. ?Why are sensors important for robots
   • أ. They help robots recognize their surroundings and respond appropriately
   • ب. They allow robots to think like humans
   • ج. They help robots store large amounts of data
   • د. They make robots perform tasks without any instructions
8. ?What would happen if robots did not have sensors
   • أ. They would be like a person walking with closed eyes and covered ears
   • ب. They would become more intelligent
   • ج. They would store more data than usual
   • د. They would be able to function normally
9. ?Which of the following is NOT a function of sensors
   • أ. Storing signals permanently in memory
   • ب. Transmitting data to another device
   • ج. Converting signals into electrical data
   • د. Sensing environmental changes
10. ?What do sensors help robots do
    • أ. Hear, see, sense, and touch objects around them
    • ب. Think and make human-like decisions
    • ج. Store large amounts of data
    • د. Predict future events
11. ?What is the main function of distance sensors in robots
    • أ. Measuring the distance between the robot and surrounding obstacles
    • ب. Detecting temperature changes
    • ج. Controlling the robot's power supply
    • د. Measuring the speed of the robot
12. ?Where are light sensors commonly used in robots
    • أ. In robots that operate in places with variable light conditions
    • ب. In robots that detect sounds
    • ج. In robots that measure temperature
    • د. In robots that store information
13. ?What is the working principle of ultrasonic sensors
    • أ. They emit high-frequency sound waves and measure the time taken for the waves to return after bouncing off an object
    • ب. They detect temperature changes in the environment
    • ج. They use motion detection to track objects
    • د. They use infrared light to detect objects
14. ?Which type of sensor helps a robot detect movement and changes in direction
    • أ. Motion Sensors
    • ب. Sound Sensors
    • ج. Special Sensors
    • د. Light Sensors
15. ?How do ultrasonic sensors calculate the distance to an object
    • أ. By measuring the time it takes for the sound wave to return after bouncing off the object
    • ب. By counting the number of objects in the area
    • ج. By tracking the object's movement over time
    • د. By detecting the object's color
16. ?How do ultrasonic sensors help vacuum cleaner robots
    • أ. They locate furniture and obstacles to avoid collisions
    • ب. They increase the robot's cleaning speed
    • ج. They reduce the noise made by the robot
    • د. They detect dust particles in the air
17. ?What is the role of ultrasonic sensors in parking systems
    • أ. Measuring the distance between the car and surrounding obstacles
    • ب. Controlling the car’s braking system
    • ج. Detecting the color of nearby objects
    • د. Measuring the car's speed
18. hich of the following is an example of how ultrasonic sensors are used in industrial applications
    • أ. Measuring the level of fluids in tanks and reactors
    • ب. Detecting the weight of an object
    • ج. Controlling the temperature of a system
    • د. Measuring air pressure
19. hich of the following devices uses ultrasonic sensors to detect and avoid obstacles
    • أ. Vacuum cleaner robots
    • ب. Smartwatches
    • ج. Traffic lights
    • د. Digital thermometer
20. ?Which of the following best describes how ultrasonic sensors work
    • أ. They emit and receive high-frequency sound waves to determine distances
    • ب. They analyze air quality using chemical sensors
    • ج. They measure electricity flow in a circuit
    • د. They detect and process visual images
21. ?What is a common feature of all the applications of ultrasonic sensors
    • أ. They measure distance or detect objects using sound waves
    • ب. They rely on heat detection
    • ج. They use cameras to identify objects
22. ?What is the working principle of laser rangefinders
    • أ. They emit a laser beam and measure the time it takes for the beam to return after bouncing off an object
    • ب. They emit sound waves and measure their return time
    • ج. They analyze images using digital cameras
    • د. They detect heat emissions from objects
23. ?How do laser rangefinders compare to ultrasonic devices
    • أ. They have higher accuracy and a longer range
    • ب. They work at the same accuracy but have a shorter range
    • ج. They are less accurate than ultrasonic devices
    • د. They detect colors instead of distance
24. ?Which of the following is an application of laser rangefinders
    • أ. 3D laser scanners for creating 3D models of spaces
    • ب. Self-driving car cameras
    • ج. Motion detection systems
    • د. Augmented reality systems
25. ?How are laser rangefinders used in geological and archaeological surveys
    • أ. They scan the ground to collect data
    • ب. They emit infrared rays to detect temperature changes
    • ج. They identify objects using sound waves
    • د. They analyze image distortions
26. ?Which industry benefits from laser rangefinders for high-accuracy measurements
    • أ. Industrial manufacturing
    • ب. Music production
    • ج. Cooking
    • د. Entertainment
27. ?What is the working principle of visible light sensors
    • أ. They use digital cameras to analyze images and determine distances
    • ب. They detect sound waves from surrounding objects
    • ج. They emit laser beams and measure return time
    • د. They use infrared rays to measure distances
28. ?Which of the following is an application of visible light sensors
    • أ. Self-driving car cameras to detect other cars, pedestrians, and traffic signals
    • ب. Ground scanning for archaeological research
    • ج. Heat detection in electronics
    • د. Parking sensors in cars
29. ?How do industrial vision systems use visible light sensors
    • أ. They inspect products and identify errors
    • ب. They measure temperature fluctuations
    • ج. They track sound waves in a factory
    • د. They assist in voice recognition
30. Which of the following is an example of how visible light sensors are used in augmented reality systems
    • أ. They integrate digital elements with the real world
    • ب. They measure sound wave reflections
    • ج. They monitor the temperature of objects
    • د. They recognize human voices
31. ?Which device relies on visible light sensors for operation
    • أ. A self-driving car camera
    • ب. A robot vacuum cleaner
    • ج. A parking distance sensor
    • د. A thermometer
32. ?How do infrared sensors work
    • أ. They emit infrared rays and receive the returning rays after they bounce off an object
    • ب. They use cameras to analyze images
    • ج. They detect the reflection of laser beams
    • د. They process sound waves from the environment
33. ?Where are infrared sensors most commonly used
    • أ. Consumer electronics
    • ب. Industrial manufacturing
    • ج. Self-driving cars
    • د. Geological surveys
34. ?Which of the following sensors does NOT rely on infrared technology
    • أ. Laser rangefinders
    • ب. Infrared sensors
    • ج. Motion sensors
    • د. Heat detectors
35. ?Which sensor type is best for detecting objects in low-light conditions
    • أ. Infrared sensors
    • ب. Distance sensors
    • ج. Sound sensors
    • د. Visible light sensors
36. ?What type of technology is widely used in consumer electronics to detect objects
    • أ. Infrared sensors
    • ب. Laser rangefinders
    • ج. Sound sensors
    • د. Ultrasonic sensors
37. .......The main function of the sensor is
    • أ. Capture environmental changes and convert them into signals
    • ب. Display images
    • ج. Produce sound
    • د. Store data
38. ..........Sensors help robots to
    • أ. Allow them to interact with their environment
    • ب. Increase their size
    • ج. Slow down their operations
    • د. Teach them new languages
39. A type of sensor ............ is used to avoid obstacles
    • أ. Distance sensors
    • ب. Heat sensors
    • ج. Sound sensors
    • د. Light sensors
40. ...........The first step in the operation of the sensor is
    • أ. Sensing
    • ب. Transduction
    • ج. Displaying
    • د. Transmitting
41. are commonly used in remote controls.........
    • أ. Infrared sensors
    • ب. Light sensors
    • ج. Motion sensors
    • د. Ultrasonic sensors
42. ........Laser rangefinders are accurate because they use
    • أ. Laser beams
    • ب. High frequency waves
    • ج. Visible light
    • د. Sound waves
43. ........A common application of sensors is the use of infrared in
    • أ. Remote controls
    • ب. Vacuum cleaners
    • ج. 3D scanning
    • د. Smartphones
44. ?In which environment are light sensors useful
    • أ. In places with variable lighting conditions
    • ب. In underwater environments
    • ج. In noisy factories
    • د. In dark rooms
45. One of the sensors that are used to measure distance using high frequency .............sound waves is
    • أ. Ultrasonic sensors
    • ب. Laser rangefinders
    • ج. Infrared sensors
    • د. Motion sensors
46. sensors are used to turn on lights when someone enters the room........
    • أ. Smart Home Lighting System
    • ب. Smart Watch
    • ج. Smart car
    • د. Smartphone
47. is used for non-contact temperature measurement........
    • أ. Infrared sensor
    • ب. Light sensor
    • ج. Motion sensor
    • د. Ultrasonic sensor
48. is the main purpose of the signal conversion step in sensors........
    • أ. Convert the information into electrical signals
    • ب. Turn off the sensor
    • ج. Send the signals to another device
    • د. Display the results
49. helps cars determine the distance to other vehicles...........
    • أ. Distance sensors
    • ب. Infrared sensors
    • ج. Light sensors
    • د. Sound sensors
50. is the practical use of motion sensors in games...........
    • أ. Track the movements of players
    • ب. Improve the sound quality
    • ج. Adjust the brightness of the screen
    • د. Change the volume
51. Factors that determine the choice of a sensor for a particular application
    • أ. Environment and required accuracy
    • ب. Size of the device
    • ج. Color of the device
    • د. Brand of the device