Round 1(Technical interview 1)

Round 1(Technical interview 1):

It was an online technical interview which was went for 60 mintutes. The interviewer greeted me and asked for my introduction. Questions asked: What are the 4 pillars of OOPS? What is compile time polymorphism and runtime polymorphism? Explain the different types of keys in SQL. What are joins in SQL and which are there types? Different types of languages in SQL? What is DSA? Theorotical questions on array, stack, queue, linked list, tree, etc. Code for finding a loop in the linked list. binary search selection sort, quick sort, merge sort. This interview was to check the breadth of knowledge you have in OOPS, SQL and DSA. The students who cleared this round were selected for round 2....

Round 2(Technical interview 2):

It was also an online technical interview which went for 30 minutes. Question asked: Nearest element to the given element in the tree. I was not able to solve the question. Array question on binary search. SQL query based on the joins. Find middle node of the linked list. Delete nth node from the last in the linked list. 2 puzzles....