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Test Your Programming Skills with Safcode!
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"
Quiz Start
1. Which pin acts as EEPROM Clock?
GPIO4
GPIO2
GPIO1
GPIO3
View Answer
2. How many nodes can twisted-pair cables host to the maximum?
32
1024
1064
64
View Answer
3. What function is used to detect a face from an image that the user loads as an input?
minNeighbors
face_extracter()
cropped_face
detectMultiScale
View Answer
4. Which step is based on the premise more images in the training set, the better it is?
Creating test data
Collecting image samples
Data filtering
Data comparison
View Answer
5. LPF in images filtering process is used for _______?
Sharping the image
Filtering the image
Edge detection
Blurring image
View Answer
6. Which GPIO acts as Recievers(RX)?
GPIO15
GPIO13
GPIO16
GPIO17
View Answer
7. Which module of OpenCV includes 3D reconstruction and calibration?
core
callin3D
imgproc
viz
View Answer
8. Which two GPIO pins have fixed pull up resistors?
GPIO20 & GPIO19
GPIO25 & GPIO5
GPIO15 & GPIO18
GPIO2 & GPIO3
View Answer
9. Which layer has full-duplex and half-duplex modes of operation?
Presentation layer
Session layer
Transport layer
Data link layer
View Answer
10. What does a lightning boll on the right corner of the Pi screen means?
Low Power
None of these
SD Card Low Memory
Low Memory
View Answer