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
Sharping the image
Edge detection
Blurring image

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

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

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

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

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

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

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8. What function is used to detect a face from an image that the user loads as an input? detectMultiScale
minNeighbors
face_extracter()
cropped_face

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

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

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