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
GPIO2 & GPIO3
GPIO25 & GPIO5
GPIO15 & GPIO18

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

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3. Which command is used to create a blank file? Touch
File
Create
VI

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

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

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

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

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

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

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

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