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 to user to know the current directory you are working on? pwd
curdir
ls
wd

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

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

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

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

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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
Switch
NIC Card

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

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

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

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10. Which is the purpose of HSV color space? Color Segmentation
Color verification
Color selection
Hue value

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