Ericsson Interview Questions, Process, and Tips

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
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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. Related to microservices design patterns. Stangler fig, saga, circuit breaker
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Q2. What are the basics of Angular, including how to debug Angular code and the functionality of components?
Ans. 
Angular is a popular front-end framework for building web applications, with components being the building blocks of Angular applications.
• Angular is a front-end framework developed by Google for building web applications.

• Components are the basic building blocks of Angular applications, each representing a part of the user interface.

• To debug Angular code, developers can use tools like Chrome DevTools or Angular's built-...read more
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Q1. Angular , security, java , streams, design patterns, basic coding example, time complexity, spring boot
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Q1. Why do you want to join this organization?
Ans. 
I want to join this organization because of its reputation for innovation and commitment to excellence.
• Impressed by the organization's track record of successful projects

• Excited about the opportunity to work with cutting-edge technology

• Interested in the collaborative and supportive work culture

• Believe in the organization's values and mission
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Q2. Other behavoural questions
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Q1. Tell me about yourself.
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Q2. Why do you want to join this organization?
Ans. 
I want to join this organization because of its reputation for innovation and commitment to excellence.
• Strong reputation for innovation in the industry

• Commitment to excellence in delivering solutions

• Opportunities for professional growth and development
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Q3. What strategies can be employed to motivate your team effectively?
Ans. 
Effective team motivation strategies include setting clear goals, providing recognition, fostering open communication, offering opportunities for growth, and leading by example.
• Set clear and achievable goals for the team to work towards

• Provide regular recognition and rewards for team members' hard work and achievements

• Foster open communication and encourage feedback from team members

• Offer opportunities for growth and d...read more
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Q1. Call flow 4G 5G
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Q2. Troubleshooting of subscriber issues
Ans. 
Troubleshooting subscriber issues involves identifying and resolving network connectivity problems for individual users.
• Gather information about the issue from the subscriber

• Check network configurations and settings

• Perform network tests to identify the source of the problem

• Isolate the issue to determine if it is specific to the subscriber or a larger network problem

• Implement solutions to resolve the problem and ensure
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Q1. PCRF AND CLOUD INFRASTRUCTURE
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Q2. Telecommunication knowledge
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English, Quant & Reasoning- 3 section, each section 15 que, Total 45 minutes & 45 questions, cut off for each section

Q1. Java What is JVM,JRE,JDK? what is the difference between class and instance variable in java? what is string Pool? write a code in java(prefer a good standard question) Web development if you have inter...read more
Ans. 
To build a web application, I would use a combination of front-end technologies like HTML, CSS, and JavaScript, along with back-end technologies like Node.js and MongoDB.
• Use HTML for structuring the content of the web pages

• Use CSS for styling the web pages and making them visually appealing

• Use JavaScript for adding interactivity to the web pages and handling user input

• Use Node.js for server-side scripting and handling ...read more
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Q2. If you have azure certification what is azure, what is Azure Blob Storage, What is ARM, what is horizontal Scaling?
Ans. 
Azure is a cloud computing platform by Microsoft. Azure Blob Storage is a service for storing large amounts of unstructured data. ARM stands for Azure Resource Manager, used for managing resources in Azure. Horizontal scaling is increasing the number of instances of a service to distribute load.
• Azure is a cloud computing platform by Microsoft

• Azure Blob Storage is a service for storing large amounts of unstructured data

• ...read more
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Q1. Why cse? explain a project (they might ask about a project in your resume)
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Q2. How you solved the problems that you have faced while working on projects?
Ans. 
I approach problems by breaking them down into smaller parts, analyzing root causes, seeking input from team members, and implementing solutions systematically.
• Identify the root cause of the problem

• Break down the problem into smaller parts

• Seek input from team members for different perspectives

• Implement solutions systematically

• Learn from the experience to prevent similar issues in the future
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Q1. Introduction Family Background Do you have any placement/internship offers in your hand? if so, why Ericsson At last, they will tell you about stipend, role
Ans. 
Yes, I have internship offers from Ericsson due to their reputation for innovation and cutting-edge technology.
• I have received internship offers from Ericsson because of their reputation for innovation and cutting-edge technology.

• I am excited about the opportunity to work with a global leader in telecommunications.

• I believe that interning at Ericsson will provide me with valuable experience and skills that will benefit
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