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

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2. What range of integer values is categorized to be an edge? Above L
Above U
Below U
Below L

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

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

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

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

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

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

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

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

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