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

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

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

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5. Which command is used to create a blank file? Touch
Create
VI
File

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6. Which acts as MISO MOSI pair of Serial Peripherals interface 1? 5, 8
15, 16
19, 20
4, 5

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

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

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9. Which GPIO acts as Recievers(RX)? GPIO17
GPIO16
GPIO13
GPIO15

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10. What is not the part of unsupervised learning? Dimensional Reduction
Non-Parametric
Parametric
Clustering

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