HCLTech Associate Software Developer Interview Questions and Answers

The round1 was aptitude test it was average level neither easy nor hard

Q1. What is shortest path algo
Ans. 
Shortest path algo is a method to find the most efficient route between two points in a graph or network.
• Shortest path algorithms are used in various applications such as GPS navigation systems, network routing, and logistics planning.

• Examples of shortest path algorithms include Dijkstra's algorithm, Bellman-Ford algorithm, and Floyd-Warshall algorithm.

• These algorithms calculate the shortest path based on different cri...read more
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Q2. What is diff b/w compiler and interpreter
Ans. 
Compiler translates entire code into machine code before execution, while interpreter translates code line by line during execution.
• Compiler converts entire code into machine code before execution

• Interpreter translates code line by line during execution

• Compiler generates intermediate object code or executable file

• Interpreter does not generate intermediate object code

• Examples: C, C++ compilers vs Python, Ruby interprete
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Q3. What are 4 pillars of oops
Ans. 
The 4 pillars of OOP are Inheritance, Encapsulation, Abstraction, and Polymorphism.
• Inheritance allows a class to inherit properties and behavior from another class.

• Encapsulation restricts access to certain components within a class, protecting the data.

• Abstraction hides the complex implementation details and only shows the necessary features.

• Polymorphism allows objects to be treated as instances of their parent class.
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Q1. Tell me about the company
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Q2. What is your hobby
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General aptitude questions

Code logic, basic concepts of c++,

Q1. Tell me about yourself
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Q2. Basic knowledge of python
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The Basic Aptitude Quant Reasoning and Verbal Ability

Basic Programming Questions

Topics for group discussion

Java,html,css,javascript

Simple coding questions

Q1. Based on resume
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Q2. What is java opps
Ans. 
Java OOPs (Object-Oriented Programming) is a programming paradigm based on the concept of objects, which can contain data in the form of fields and code in the form of procedures.
• Java OOPs focuses on creating objects that interact with each other to solve a problem.

• Key principles of Java OOPs include Inheritance, Encapsulation, Polymorphism, and Abstraction.

• Example: Inheritance allows a class to inherit properties and ...read more
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Q1. Say about project
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Q2. Say about something new
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They asked 60 questions in 50 minitues of time

In 60 minutes need to solve 2 coding questions

Q1. Tell me about my self
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Q2. Apptitude question/ Logical thinking
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Q3. Python basics and Java basics
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