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

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

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

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

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

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6. How many nodes can twisted-pair cables host to the maximum? 32
1024
64
1064

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

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

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

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

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