1. Which type of sensor is commonly used in IoT devices for capturing images?
(A) Ultrasonic sensor
(B) PIR sensor
(C) CMOS sensor
(D) Humidity sensor
2. What is the primary role of an embedded system in a digital image processing application?
(A) Generating user interfaces
(B) Capturing wireless signals
(C) Performing real-time processing of images
(D) Uploading images to cloud
3. Which processor is commonly used in embedded image processing for IoT applications?
(A) Intel Xeon
(B) AMD Ryzen
(C) ARM Cortex
(D) PowerPC
4. Which protocol is typically used to transmit image data in IoT applications?
(A) FTP
(B) MQTT
(C) POP3
(D) SMTP
5. In an embedded system, why is memory optimization crucial in DIP tasks?
(A) To ensure faster Wi-Fi connectivity
(B) To reduce image resolution
(C) To maintain performance within hardware constraints
(D) To support large storage
6. What does edge computing offer in IoT image processing applications?
(A) Centralized control of image acquisition
(B) Real-time local processing of data
(C) Energy harvesting capabilities
(D) Extended image compression
7. Which compression technique is best suited for low-power embedded IoT systems?
(A) RLE
(B) JPEG
(C) TIFF
(D) RAW
8. What type of camera module is often integrated into IoT embedded platforms like Raspberry Pi?
(A) DSLR module
(B) Thermal module
(C) Pi Camera
(D) HD-CVI module
9. Which of the following is an example of an embedded board used in image processing?
(A) Arduino Nano
(B) Jetson Nano
(C) NodeMCU
(D) BeagleBone Black
10. Why is energy efficiency a key concern in DIP for IoT systems?
(A) To reduce storage cost
(B) To enable edge AI
(C) Because devices often run on limited battery
(D) To increase data rates
11. What kind of filtering is used to remove noise in images on embedded platforms?
(A) High-pass filtering
(B) Band-stop filtering
(C) Median filtering
(D) Threshold filtering
12. Which language is often used for developing DIP algorithms in embedded systems?
(A) Java
(B) Python
(C) Verilog
(D) C++
13. Which embedded system feature improves performance of image convolution operations?
(A) Floating-point unit
(B) SD card slot
(C) GPIO pins
(D) USB ports
14. Which technique is used in IoT cameras for detecting motion?
(A) Discrete Fourier Transform
(B) Motion Estimation
(C) Color Enhancement
(D) Chromatic Mapping
15. Which of the following frameworks is suitable for deploying machine learning models on embedded IoT devices for image tasks?
(A) TensorFlow Lite
(B) OpenCV DNN
(C) Matplotlib
(D) Apache Spark
16. Which module is essential for wireless image transmission in IoT systems?
(A) Bluetooth
(B) USB-C
(C) Wi-Fi
(D) HDMI
17. What is the primary limitation of performing DIP on microcontrollers?
(A) Image quality
(B) Processing power
(C) Display resolution
(D) Connectivity
18. Which algorithm is commonly used for face detection in embedded vision systems?
(A) Sobel
(B) Haar cascade
(C) Hough Transform
(D) Fourier Transform
19. Which file format is commonly used for storing images in embedded IoT devices?
(A) .docx
(B) .bmp
(C) .exe
(D) .csv
20. Which microcontroller board supports camera interface and can process images?
(A) Arduino Uno
(B) ESP32-CAM
(C) ATmega328P
(D) 8051
21. What is the role of a GPU in embedded DIP systems?
(A) Capturing audio
(B) Real-time display generation
(C) Accelerating parallel image operations
(D) Increasing flash storage
22. Which technology allows remote control of embedded DIP devices?
(A) NFC
(B) RF
(C) MQTT over Wi-Fi
(D) HDMI
23. Which component is crucial for storing processed images locally in embedded systems?
(A) RAM
(B) ROM
(C) EEPROM
(D) SD card
24. What is the typical resolution supported by image sensors in IoT embedded platforms?
(A) 1920×1080
(B) 300×200
(C) 640×480
(D) 128×64
25. Which tool is best suited for debugging DIP code on embedded boards?
(A) Wireshark
(B) GDB
(C) Adobe Photoshop
(D) AutoCAD
26. Which sensor is used for thermal imaging in embedded IoT systems?
(A) CMOS
(B) LDR
(C) IR sensor
(D) Thermopile sensor
27. Which device can simultaneously capture, process, and transmit images in IoT?
(A) Thermal printer
(B) Smart camera
(C) LCD screen
(D) Image scanner
28. What is a challenge in DIP on embedded IoT systems?
(A) High-speed GPU access
(B) Low latency internet
(C) Limited computing and memory resources
(D) Absence of software libraries
29. Which algorithm is efficient for edge detection in low-power embedded systems?
(A) Canny
(B) DCT
(C) PCA
(D) FFT
30. Which camera type is preferred for embedded surveillance systems?
(A) USB camera
(B) Web camera
(C) IP camera
(D) DSLR camera
31. What is the main use of OpenCV in embedded DIP projects?
(A) File compression
(B) Image analysis and processing
(C) Cloud hosting
(D) Sensor calibration
32. What does the term “frame rate” refer to in embedded video processing?
(A) Image size
(B) Number of pixels
(C) Frames displayed per second
(D) Image resolution
33. Which DIP task is critical in autonomous IoT robots?
(A) Gesture enhancement
(B) Object detection
(C) Image watermarking
(D) Signal decoding
34. Why is real-time performance important in IoT DIP applications?
(A) For delayed responses
(B) To reduce storage size
(C) To support immediate actions based on image data
(D) For offline analytics
35. Which processor offers GPU support for embedded vision tasks?
(A) STM32
(B) Jetson TX2
(C) AVR
(D) MSP430
36. Which interface is used to connect cameras in embedded boards?
(A) SPI
(B) UART
(C) CSI
(D) PWM
37. Which file type is suitable for compressed video transmission in IoT?
(A) .avi
(B) .zip
(C) .mp4
(D) .txt
38. What is the benefit of using FPGAs in DIP for embedded systems?
(A) Easy programming
(B) Reduced size
(C) Parallel processing capabilities
(D) Higher voltage tolerance
39. Which technique is useful in DIP for tracking movement in IoT devices?
(A) Template matching
(B) Spectral analysis
(C) Morphological opening
(D) Homography
40. Which memory type is most used for storing firmware in embedded DIP systems?
(A) RAM
(B) Flash
(C) ROM
(D) EEPROM
41. Which operating system is optimized for embedded DIP applications?
(A) Ubuntu
(B) Fedora
(C) FreeRTOS
(D) Windows
42. Which communication protocol allows secure transmission of image data in IoT?
(A) HTTP
(B) FTP
(C) HTTPS
(D) SMTP
43. Why is image thresholding used in embedded DIP systems?
(A) To reduce file format
(B) For color enhancement
(C) To convert grayscale images to binary
(D) For image encryption
44. Which AI technique is used in smart cameras for real-time image understanding?
(A) CNN
(B) K-means
(C) PCA
(D) LDA
45. Which power source is most suitable for outdoor embedded image systems?
(A) USB
(B) Solar panels
(C) AC mains
(D) Battery charger
46. Which microcontroller supports AI-based image processing at edge?
(A) STM32
(B) Arduino Uno
(C) ESP8266
(D) Kendryte K210
47. Which format is most used for grayscale images in embedded processing?
(A) RGB
(B) CMYK
(C) YUV
(D) PGM
48. Which interface allows camera synchronization in embedded stereo vision?
(A) HDMI
(B) CSI
(C) GPIO
(D) USB
49. Which real-time image task is used in embedded vehicle safety systems?
(A) Color mapping
(B) Lane detection
(C) Image stitching
(D) Depth estimation
50. Which embedded OS is often used in Raspberry Pi for DIP applications?
(A) Android
(B) Debian
(C) Raspbian
(D) Chrome OS
