10+ GATI-KWE Interview Questions and Answers

Given an array of numbers, find the maximum sum of any contiguous subarray of the array.

For example, given the array [34, -50, 42, 14, -5, 86], the maximum sum would be 137, since we would ...read more

You are present at point ‘A’ which is the top-left cell of an M X N matrix, your destination is point ‘B’, which is the bottom-right cell of the same matrix. Your task is to find the total num...read more

Ninja is standing on the edge of a river and wants to cross the river. There is a wooden bridge over the river but some units of the bridge are damaged. Ninja can not step over a damage...read more

You are given an arbitrary tree consisting of 'N' nodes numbered from 0 to 'N' - 1. You need to find the total number of elements in all the subtrees of the given tree. In other wo...read more

Given a binary tree. Print the Left View of the Tree.

Example :

If the input tree is as depicted in the picture: 

The Left View of the tree will be: 2 35 2 

Input format :

Elements in t...read more

Given the head node of the singly linked list, return a pointer pointing to the middle of the linked list.

If there are an odd number of elements, return the middle element if there are eve...read more

What is the difference between CHAR and VARCHAR2 datatype in SQL?

Design a Doctor Appointment System with some testcases

Write an SQL query to find names of employees starting with ‘A’?

What is IPC? What are the different IPC mechanisms?

What are the various types of constructors in C++?

What is a process? What are the different states of a process?

What is the difference between overloading and overriding?