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? core
imgproc
viz
callin3D

View Answer

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

View Answer

3. Which pin acts as EEPROM Clock? GPIO1
GPIO2
GPIO3
GPIO4

View Answer

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

View Answer

5. The histogram is extracted from _______ values? Binary
Octal
Decimal
Numerical

View Answer

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

View Answer

7. What is the process of extracting unique characteristics of a face called? Face recognition
Face Detection
Data Gathering
Data comparison

View Answer

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

View Answer

9. Which command is used to create a blank file? File
Touch
VI
Create

View Answer

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

View Answer