Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the main principle that GPS relies on?
💡 Hint: Think about how locations are determined by distance.
Question 2
Easy
Define ellipsoidal height.
💡 Hint: It relates to the surface shape of Earth.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What principle is the GPS based on?
- Triangulation
- Trilateration
- Linear Measurement
💡 Hint: Remember we discussed this particular term in class.
Question 2
True or False: At least four satellites are needed to determine a GPS location.
- True
- False
💡 Hint: Think about synchronization issues we talked about.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You are given signals from five GPS satellites. Four satellites transmit their exact distances accurately, but one signal is weak and inaccurate. Discuss how the accuracy of the position calculations will be affected and what steps can be taken to improve reliability.
💡 Hint: Think about the role of signal strength and its impact on accuracy.
Question 2
Draw and explain the difference between ellipsoidal height and orthometric height, indicating where the geoid fits in the diagram.
💡 Hint: Use your previous knowledge of both concepts to illustrate effectively.
Challenge and get performance evaluation