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

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

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

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

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

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

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

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

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9. Which acts as MISO MOSI pair of Serial Peripherals interface 1? 15, 16
5, 8
4, 5
19, 20

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10. Which module of OpenCV includes 3D reconstruction and calibration? viz
imgproc
callin3D
core

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