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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 is the purpose of HSV color space?
Hue value
Color Segmentation
Color selection
Color verification
View Answer
2. Which layer has full-duplex and half-duplex modes of operation?
Transport layer
Session layer
Data link layer
Presentation layer
View Answer
3. Which module of OpenCV includes 3D reconstruction and calibration?
imgproc
viz
callin3D
core
View Answer
4. Which GPIO acts as Recievers(RX)?
GPIO16
GPIO17
GPIO13
GPIO15
View Answer
5. How many nodes can twisted-pair cables host to the maximum?
1024
32
1064
64
View Answer
6. Which acts as MISO MOSI pair of Serial Peripherals interface 1?
19, 20
4, 5
5, 8
15, 16
View Answer
7. Which is calculated on the basis of number of peaks in data?
Modality
Mean
Median
None of these
View Answer
8. Which command is used to create a blank file?
Create
File
VI
Touch
View Answer
9. Which step is based on the premise more images in the training set, the better it is?
Data comparison
Creating test data
Collecting image samples
Data filtering
View Answer
10. Which command to user to know the current directory you are working on?
ls
wd
pwd
curdir
View Answer
11. What range of integer values is categorized to be an edge?
Above U
Above L
Below U
Below L
View Answer
12. Which two GPIO pins have fixed pull up resistors?
GPIO15 & GPIO18
GPIO20 & GPIO19
GPIO2 & GPIO3
GPIO25 & GPIO5
View Answer
13. What is not the part of unsupervised learning?
Clustering
Parametric
Non-Parametric
Dimensional Reduction
View Answer
14. What is the process of extracting unique characteristics of a face called?
Data Gathering
Data comparison
Face recognition
Face Detection
View Answer
15. What is the name of the trained output file?
Trained.xml
Trained.jpg
Trained.yml
Trained.doc
View Answer
16. 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
View Answer
17. Which pin acts as EEPROM Clock?
GPIO2
GPIO1
GPIO3
GPIO4
View Answer
18. The histogram is extracted from _______ values?
Octal
Binary
Decimal
Numerical
View Answer
19. Which of the following is a device used to split or share a network connection among multiple computers?
Router
NIC Card
Hub
Switch
View Answer
20. LPF in images filtering process is used for _______?
Edge detection
Filtering the image
Sharping the image
Blurring image
View Answer