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 two GPIO pins have fixed pull up resistors? GPIO2 & GPIO3
GPIO20 & GPIO19
GPIO25 & GPIO5
GPIO15 & GPIO18

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

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

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

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

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6. LPF in images filtering process is used for _______? Sharping the image
Edge detection
Filtering the image
Blurring image

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

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

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

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

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