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? GPIO20 & GPIO19
GPIO25 & GPIO5
GPIO15 & GPIO18
GPIO2 & GPIO3

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

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

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

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

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

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

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

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

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

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