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Posidex Technologies
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A linked list is a data structure in Java that consists of a sequence of nodes, each containing a reference to the next node.
Linked list is a dynamic data structure that can grow or shrink during runtime
It can be singly linked or doubly linked
Insertion and deletion operations are faster compared to arrays
Traversal of linked list is slower compared to arrays
Example: LinkedList class in Java
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60 question 60 minutes
5 question 3 hours
Paper pen assessment
posted on 13 Aug 2024
Covers basics aps around 15 question
DSA based questions from leetcode easy and medium
I applied via Campus Placement and was interviewed in May 2021. There were 3 interview rounds.
I applied via Indeed and was interviewed before Jun 2020. There were 5 interview rounds.
posted on 14 Sep 2024
I applied via Recruitment Consulltant and was interviewed in Aug 2024. There was 1 interview round.
Prepare for lektik by studying algorithms, data structures, and practicing coding challenges.
Study algorithms and data structures thoroughly
Practice coding challenges on platforms like LeetCode or HackerRank
Review common interview questions and practice explaining your thought process
Mock interviews with peers or mentors to simulate the interview experience
posted on 28 May 2022
I applied via Referral and was interviewed in Sep 2021. There were 3 interview rounds.
Solid Principles are a set of design principles for writing maintainable and scalable software.
Solid Principles consist of five principles: Single Responsibility Principle, Open/Closed Principle, Liskov Substitution Principle, Interface Segregation Principle, and Dependency Inversion Principle.
Single Responsibility Principle states that a class should have only one reason to change.
Open/Closed Principle states that sof...
Abstraction focuses on hiding implementation details, while interface defines a contract for classes to follow.
Abstraction allows us to focus on the essential features of an object, while hiding unnecessary details.
Interface defines a set of methods that a class must implement, providing a contract for how the class should behave.
Abstraction is achieved through abstract classes and interfaces in object-oriented program...
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