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

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

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

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

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

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

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7. What is the name of the trained output file? Trained.doc
Trained.xml
Trained.jpg
Trained.yml

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

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

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

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