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

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

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

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4. Which of the following is a device used to split or share a network connection among multiple computers? Hub
Switch
NIC Card
Router

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

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

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

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

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

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

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