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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 is used to create a blank file?
Create
Touch
File
VI
View Answer
2. How many nodes can twisted-pair cables host to the maximum?
1064
64
32
1024
View Answer
3. What function is used to detect a face from an image that the user loads as an input?
cropped_face
detectMultiScale
face_extracter()
minNeighbors
View Answer
4. What is the process of extracting unique characteristics of a face called?
Data comparison
Face recognition
Data Gathering
Face Detection
View Answer
5. Which two GPIO pins have fixed pull up resistors?
GPIO2 & GPIO3
GPIO25 & GPIO5
GPIO20 & GPIO19
GPIO15 & GPIO18
View Answer
6. Which of the following is a device used to split or share a network connection among multiple computers?
Router
Hub
NIC Card
Switch
View Answer
7. Which module of OpenCV includes 3D reconstruction and calibration?
core
callin3D
imgproc
viz
View Answer
8. What range of integer values is categorized to be an edge?
Below U
Below L
Above L
Above U
View Answer
9. Which layer has full-duplex and half-duplex modes of operation?
Transport layer
Data link layer
Session layer
Presentation layer
View Answer
10. Which command to user to know the current directory you are working on?
curdir
wd
ls
pwd
View Answer