Test Your Programming Skills with Safcode!

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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"

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Quiz Start

1. Which module of OpenCV includes 3D reconstruction and calibration? imgproc
viz
callin3D
core

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2. Which two GPIO pins have fixed pull up resistors? GPIO20 & GPIO19
GPIO25 & GPIO5
GPIO15 & GPIO18
GPIO2 & GPIO3

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3. What range of integer values is categorized to be an edge? Above L
Below L
Below U
Above U

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4. Which step is based on the premise more images in the training set, the better it is? Data comparison
Creating test data
Collecting image samples
Data filtering

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5. Which is calculated on the basis of number of peaks in data? Mean
None of these
Median
Modality

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6. LPF in images filtering process is used for _______? Edge detection
Filtering the image
Sharping the image
Blurring image

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7. Which layer has full-duplex and half-duplex modes of operation? Session layer
Presentation layer
Data link layer
Transport layer

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8. Which pin acts as EEPROM Clock? GPIO2
GPIO3
GPIO4
GPIO1

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9. The histogram is extracted from _______ values? Decimal
Binary
Octal
Numerical

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10. What function is used to detect a face from an image that the user loads as an input? detectMultiScale
cropped_face
minNeighbors
face_extracter()

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