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

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

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

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

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

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

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

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

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

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

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