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? pwd
ls
wd
curdir

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

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

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

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

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

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

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

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

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

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