Infosys Digital Specialist Engineer interview questions

First of all he ask me some coding question to find the second minimum in the array in one traversal of the array. After that he gave another coding question to select the integers in the string and find the adjacent element sum. After that he starts with the SQL query and he change the query when I write my query. He also asked about the DBMS, Computer networks and OOPS concept.

Cs fundamentals are asked in interview