Alcatel-Lucent Software Developer Interview Questions and Answers

Q1. What is method overloading and overriding
Ans. 
Method overloading is when multiple methods have the same name but different parameters. Method overriding is when a subclass provides a specific implementation of a method that is already provided by its superclass.
• Method overloading allows a class to have multiple methods with the same name but different parameters.

• Method overriding occurs in a subclass when a method has the same name, return type, and parameters as ...read more
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Q2. Program to swap two variables without using third
Ans. 
Swapping two variables without using a third variable
• Use XOR operation to swap two variables without using a third variable

• Example: a = 5, b = 10; a = a ^ b; b = a ^ b; a = a ^ b; // Now a = 10, b = 5
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Q1. Why you want to join this organization
Ans. 
I am impressed by the organization's innovative projects and collaborative work culture.
• Impressed by innovative projects

• Attracted to collaborative work culture

• Excited about potential for growth and learning opportunities
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Q2. What is your weakness and strength
Ans. 
My weakness is overthinking and my strength is attention to detail.
• Weakness: tend to overthink situations, which can lead to indecision or unnecessary stress

• Strength: strong attention to detail, ensuring accuracy and quality in my work

• Example: I sometimes spend too much time analyzing a problem before taking action, but I have learned to set deadlines for myself to prevent this from affecting my productivity
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Q1. What are the things that u do when your what app screen is blank
Ans. 
I would check for internet connection, restart the app, clear cache, and update the app.
• Check internet connection

• Restart the app

• Clear cache

• Update the app
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Q2. Simple python code
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Q1. Round 1 is about basic questions on technology
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Q1. Round is about high level design and data structure questions
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It involves 2 problem solving logical questions

Q1. Tell me about you teaching assistant experience in your university
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Q2. Teaching basic programming courses
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Kadane's Algorithm
Reverse of a Linked List

Q1. Questions about the Projects
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Q2. Questions about Previous Experience
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Q3. Strength and Weakness
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Q4. Where i showed my leadership
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Q5. Why do you want this job
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Q1. Technology related questions were asked.
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Q1. More high level & project related
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Q1. Culture fitment & general discussion.
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Basic programming and its easy only

Q1. Based on data structure
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Q1. What was my experience
Ans. 
I have 5 years of experience in software development, specializing in web applications using Java and JavaScript.
• 5 years of experience in software development

• Specialize in web applications

• Proficient in Java and JavaScript
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Q1. Mutlithreading concepts, Debugging Embedded systems
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