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? face_extracter()
detectMultiScale
cropped_face
minNeighbors

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

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

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

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

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

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8. Which pin acts as EEPROM Clock? GPIO2
GPIO4
GPIO3
GPIO1

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

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

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