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 module of OpenCV includes 3D reconstruction and calibration? callin3D
imgproc
core
viz

View Answer

2. Which is calculated on the basis of number of peaks in data? None of these
Median
Modality
Mean

View Answer

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

View Answer

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

View Answer

5. Which is the purpose of HSV color space? Color selection
Color Segmentation
Hue value
Color verification

View Answer

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

View Answer

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

View Answer

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

View Answer

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

View Answer

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

View Answer