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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. The histogram is extracted from _______ values?
Octal
Numerical
Binary
Decimal
View Answer
2. What is not the part of unsupervised learning?
Parametric
Dimensional Reduction
Clustering
Non-Parametric
View Answer
3. Which two GPIO pins have fixed pull up resistors?
GPIO20 & GPIO19
GPIO15 & GPIO18
GPIO25 & GPIO5
GPIO2 & GPIO3
View Answer
4. Which step is based on the premise more images in the training set, the better it is?
Data comparison
Creating test data
Data filtering
Collecting image samples
View Answer
5. Which pin acts as EEPROM Clock?
GPIO1
GPIO2
GPIO4
GPIO3
View Answer
6. What function is used to detect a face from an image that the user loads as an input?
face_extracter()
cropped_face
detectMultiScale
minNeighbors
View Answer
7. Which is calculated on the basis of number of peaks in data?
Modality
None of these
Median
Mean
View Answer
8. How many nodes can twisted-pair cables host to the maximum?
64
1024
32
1064
View Answer
9. Which module of OpenCV includes 3D reconstruction and calibration?
viz
imgproc
callin3D
core
View Answer
10. Which command to user to know the current directory you are working on?
curdir
wd
pwd
ls
View Answer