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 pin acts as EEPROM Clock? GPIO4
GPIO2
GPIO3
GPIO1

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2. Which is the purpose of HSV color space? Hue value
Color selection
Color Segmentation
Color verification

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

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4. What does a lightning boll on the right corner of the Pi screen means? Low Memory
Low Power
SD Card Low Memory
None of these

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

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

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7. How many nodes can twisted-pair cables host to the maximum? 1064
64
1024
32

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

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

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

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