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 devices is used to share a single internet connection with multiple networks? Router
Hub
LAN Card
Switch

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

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

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

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

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

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

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

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

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