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 is a device used to split or share a network connection among multiple computers? Hub
Switch
Router
NIC Card

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2. Which is calculated on the basis of number of peaks in data? Mean
Median
None of these
Modality

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

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

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

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

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

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

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

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

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