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Here is all important interview / exams questions.
Student doing practice apptitude test on safcode platform.
Instruction: "Total Number of Questions: 20
Each question carry 10 mark , no negative marking"
1. Which is the purpose of HSV color space?
2. Which layer has full-duplex and half-duplex modes of operation?
Data link layer
3. Which module of OpenCV includes 3D reconstruction and calibration?
4. Which GPIO acts as Recievers(RX)?
5. How many nodes can twisted-pair cables host to the maximum?
6. Which acts as MISO MOSI pair of Serial Peripherals interface 1?
7. Which is calculated on the basis of number of peaks in data?
None of these
8. Which command is used to create a blank file?
9. Which step is based on the premise more images in the training set, the better it is?
Creating test data
Collecting image samples
10. Which command to user to know the current directory you are working on?
11. What range of integer values is categorized to be an edge?
12. Which two GPIO pins have fixed pull up resistors?
GPIO15 & GPIO18
GPIO20 & GPIO19
GPIO2 & GPIO3
GPIO25 & GPIO5
13. What is not the part of unsupervised learning?
14. What is the process of extracting unique characteristics of a face called?
15. What is the name of the trained output file?
16. What does a lightning boll on the right corner of the Pi screen means?
None of these
SD Card Low Memory
17. Which pin acts as EEPROM Clock?
18. The histogram is extracted from _______ values?
19. Which of the following is a device used to split or share a network connection among multiple computers?
20. LPF in images filtering process is used for _______?
Filtering the image
Sharping the image