Commonly Asked DBMS Interview Questions And Answers
In this article, we will discuss the most important commonly asked DBMS Interview Questions and Answers in order to make you familiar with the type of questions that can be...
Identify and mark unmatched parenthesis in an expression
Given an expression, find and mark matched and unmatched parenthesis in it. We need to replace all balanced opening parenthesis with 0, balanced closing parenthesis with 1, and all unbalanced...
Expression contains redundant bracket or not
Note: Expression may contain any of these ‘+‘, ‘*‘, ‘–‘, and ‘/‘ operators. Given expression is valid and there are no white spaces present. Examples: Input: “((a+b+c))” Output: YES Explanation:...
Reversing the First K Elements of a Queue
Problem Statement: You are given a queue of integers and an integer value K. Your task is to reverse the first K elements of the queue, leaving the rest of...
Reverse a Number using Stack
A stack is a type of linear data structure that follows a specific order for performing operations. The sequence can either be Last In First Out (LIFO) or First In...
Check Mirror in N-ary Tree
Problem Statement: You are given 2 N-ary trees. You have to determine whether the 2 trees are mirror images of each other or not. You have to print “true” if...