Qualcomm|Software engineer| February 2025

1st round- 1-SQL- There is a student table with student id and other params, get alternative ids as output. 2- SQL- There is a Orders table, which has customer_id, order_id and etc. get customer_id who placed maximum orders, if its equal get lexiographically smallest customer_id 3- https://leetcode.com/problems/minimum-add-to-make-parentheses-valid/description/ - same but bracket ‘(’ can be added to ‘)’ to make valid, not vice versa, if not possible return -1 4- Longest common subsequence problem 5- Didnt asked to code for this ...