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 command to user to know the current directory you are working on? wd
pwd
ls
curdir

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

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

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

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

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

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

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

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

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

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