Real Interview Questions
Ericsson Interview Questions (Real, Asked)
13 real questions candidates were actually asked at Ericsson interviews. Practice any of them out loud with Roundd AI and get instant feedback — free, no signup.
Practice these questions with AI feedback →- 1.
Write the SQL query to find the second-largest salary.
Software Engineer
- 2.
Walk me through a project of yours that used MongoDB — why did you choose it?
Software Engineer
- 3.
Given a doubly linked list, how would you sort it, add or remove nodes, and reverse it?
Software Engineer
- 4.
Puzzle: how would you cut a cake into 8 equal pieces using only 3 straight cuts?
Software Engineer
- 5.
How would you swap two numbers without using a temporary variable?
Software Engineer
- 6.
Walk me through the OSI model, and how LTE and 5G differ.
Software Engineer · Technical
- 7.
Are you sure you will be able to sustain yourself at Ericsson?
Software Engineer
- 8.
What is a router?
Software Engineer
- 9.
What is the difference between a switch and a hub?
Software Engineer
- 10.
What is a repeater?
Software Engineer
- 11.
Why is the demand for 5G increasing?
Software Engineer
- 12.
What are neural networks and deep learning?
Software Engineer
- 13.
Puzzle: given 8 balls where one is heavier than the rest, find it using a balance in the minimum number of weighings.
Software Engineer