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

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2. Which GPIO acts as Recievers(RX)? GPIO15
GPIO16
GPIO17
GPIO13

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3. Which step is based on the premise more images in the training set, the better it is? Collecting image samples
Creating test data
Data filtering
Data comparison

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

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

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

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

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

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

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

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