EPAM Systems Interview Questions, Process, and Tips

Q1. Write a program to move all the zeros in a array into end
Ans. 
Program to move all zeros in an array to the end
• Iterate through the array and move all zeros to the end

• Use two pointers approach to swap non-zero elements with zeros

• Maintain a count of non-zero elements to determine the swap position
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Q1. What is html and why do we use it
Ans. 
HTML is a markup language used for creating and structuring web pages.
• HTML stands for HyperText Markup Language

• It is used to create the structure and content of web pages

• HTML uses tags to define elements such as headings, paragraphs, images, links, etc.

• Example: <h1>This is a heading</h1>
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Q2. Html is a markup language
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It was some tricky question

Q1. Design pattern and solid principle
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Q2. How to call service in angular
Ans. 
To call a service in Angular, you need to inject the service into a component or another service and then call its methods.
• Inject the service into the component or service constructor

• Call the service method using the injected instance
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Q1. AWS services used in the project?
Ans. 
The project utilizes various AWS services for cloud infrastructure and automation.
• EC2 instances for hosting applications

• S3 for storing static files

• RDS for database management

• Lambda functions for serverless computing

• CloudFormation for infrastructure as code
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Q2. Load Balancer type and ?
Ans. 
Load balancer distributes incoming network traffic across multiple servers to ensure no single server is overwhelmed.
• Types of load balancers include hardware load balancers, software load balancers, and cloud-based load balancers.

• Common load balancing algorithms include round robin, least connections, and IP hash.

• Load balancers help improve reliability, scalability, and efficiency of applications.

• Examples of popular lo...read more
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Q1. How do you resolve conflicts with developers ?
Ans. 
I resolve conflicts with developers by fostering open communication, understanding their perspective, and finding mutually beneficial solutions.
• Encourage open communication to understand each other's perspectives

• Listen actively to the concerns and viewpoints of developers

• Collaborate on finding mutually beneficial solutions

• Focus on the end goal and prioritize the success of the project over personal differences
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Q2. How you decline clients request if something is not feasible?
Ans. 
I would communicate openly and honestly with the client, explaining the reasons why their request is not feasible and offering alternative solutions.
• Explain the limitations or constraints that prevent the request from being feasible

• Offer alternative solutions or workarounds that could achieve a similar outcome

• Communicate clearly and respectfully with the client to manage expectations
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Q1. Coding Question to find out the error in the code and then they whether it will execute or not if it get executed then what will be output
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Q2. Some basic question on java method overloading and overiding, exception handling, Collection, Map
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Q3. Question on Selenium like except click method, what are the way to click any element
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Q1. React, JS, HTML,CSS
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Q2. Deep dive in those topic
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Some random question in Javascript ex: Closure,this,debounce, and custom hooks

Q1. Regarding team handling, testing, quality control
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