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

View Answer

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

View Answer

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

View Answer

4. Which of the following devices is used to share a single internet connection with multiple networks? LAN Card
Switch
Hub
Router

View Answer

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

View Answer

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

View Answer

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

View Answer

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

View Answer

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

View Answer

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

View Answer