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 pin acts as EEPROM Clock? GPIO1
GPIO2
GPIO4
GPIO3

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

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

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

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

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

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7. Which of the following devices is used to share a single internet connection with multiple networks? Router
LAN Card
Switch
Hub

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

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

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

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