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? core
imgproc
callin3D
viz

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

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

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

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

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6. What is the process of extracting unique characteristics of a face called? Face Detection
Face recognition
Data Gathering
Data comparison

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

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

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

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

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