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Test Your Programming Skills with Safcode!
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"
Quiz Start
1. Which command to user to know the current directory you are working on?
wd
pwd
ls
curdir
View Answer
2. What is the name of the trained output file?
Trained.yml
Trained.jpg
Trained.doc
Trained.xml
View Answer
3. Which step is based on the premise more images in the training set, the better it is?
Data filtering
Data comparison
Creating test data
Collecting image samples
View Answer
4. Which acts as MISO MOSI pair of Serial Peripherals interface 1?
4, 5
19, 20
15, 16
5, 8
View Answer
5. Which is the purpose of HSV color space?
Hue value
Color Segmentation
Color verification
Color selection
View Answer
6. What range of integer values is categorized to be an edge?
Below L
Above L
Above U
Below U
View Answer
7. Which GPIO acts as Recievers(RX)?
GPIO13
GPIO17
GPIO16
GPIO15
View Answer
8. Which module of OpenCV includes 3D reconstruction and calibration?
core
viz
callin3D
imgproc
View Answer
9. Which layer has full-duplex and half-duplex modes of operation?
Session layer
Transport layer
Data link layer
Presentation layer
View Answer
10. Which command is used to create a blank file?
File
VI
Create
Touch
View Answer