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

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

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

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

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

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

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

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

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

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

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