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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. What does a lightning boll on the right corner of the Pi screen means?
SD Card Low Memory
Low Power
Low Memory
None of these
View Answer
2. Which acts as MISO MOSI pair of Serial Peripherals interface 1?
5, 8
4, 5
15, 16
19, 20
View Answer
3. 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
4. What is the process of extracting unique characteristics of a face called?
Data comparison
Data Gathering
Face recognition
Face Detection
View Answer
5. What function is used to detect a face from an image that the user loads as an input?
minNeighbors
detectMultiScale
cropped_face
face_extracter()
View Answer
6. What is the name of the trained output file?
Trained.xml
Trained.doc
Trained.jpg
Trained.yml
View Answer
7. The histogram is extracted from _______ values?
Binary
Numerical
Octal
Decimal
View Answer
8. Which command to user to know the current directory you are working on?
pwd
wd
curdir
ls
View Answer
9. Which is the purpose of HSV color space?
Hue value
Color selection
Color verification
Color Segmentation
View Answer
10. Which module of OpenCV includes 3D reconstruction and calibration?
imgproc
core
callin3D
viz
View Answer