A binary tree, as the name suggests, is a tree data structure with two nodes, which are the nodes on the left and the right sides of the root note. In usage, binary trees are considered to be an extended linked list. 10. What is the meaning of stack? A stack is another widely us...
Here you can find 1000’s of data structure MCQ questions and interview questions. It includes the objective types of questions on fundamentals of data structure, stack and queue, tree and graph, list and linked list, and searching, merging, and sorting methods in data structure....
A Binary Tree is a type of data structure that has two nodes: A left node and a right node. In programming,binary trees are actually an extension of the linked list structures. A stack is a data structure in which only the top element can be accessed. As data is stored in the stack...
One more aspect is Data Structure and Algorithms, in which you need to have a basic understanding of Data Structure concepts like a stack, linked list, queue, etc. Here only basic concepts will be asked, so need not worry about some high-end aspects like Trees, Graphs, etc. It is expec...
Given a singly linked list L: L0?L1?…?Ln-1?Ln, reorder it to: L0?Ln?L1?Ln-1?L2?Ln-2?… Given two arrays, write a function to compute their intersection. Given an array nums of n integers, are there elements a, b, c in nums such that a + b + c = 0? Find all unique...
1) LinkedList store elements within a doubly-linked list data structure. ArrayList store elements within a dynamically resizing array. 2) LinkedList is preferred for add and update operations while ArrayList is a good choice for search operations.Read more here. ...
Data must be treated with extreme caution when using this system for no other reason than this. 21. What type of records can be kept in Blockchain? Is there any restriction on the same? In the Blockchain method, there are no limitations on the number of records that can be held. It ...
DLL (Doubly-Linked-List):This is a more complicated sort of linked list, in which each node contains two references: Connects to the next node in the sequence. Connects to the previous node in the sequence. The data items can be traversed both ways with this structure (left to right and...
Crack your next tech interview with these top Java coding interview questions. Covers core Java, OOP, data structures, and real coding examples
A data structure is a particular process of managing data in a machine. In this process, data is maintained in such a way that they can be used more proficiently later on a computer. It is also known as data management, as well. ...