Cognizant Programmer Analyst Interview Questions, Process, and Tips

There were questions related to reasoning, English, aptitude, and mathematics.

Coding round with 4/5 codes were there

It was a test consisting of SQL and Data Structures.

Q1. Tell me about yourself
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Q2. What is Machine Learning
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Machine learning is a subset of artificial intelligence that involves developing algorithms to allow computers to learn from and make predictions or decisions based on data.
• Uses algorithms to analyze data, learn patterns, and make decisions without explicit programming

• Common techniques include regression, classification, clustering, and deep learning

• Examples include recommendation systems, image recognition, and natura
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Q3. How many projects you have completed till now
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Q4. Basic Python Questions
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Q1. Had 3-4 aptitude questions followed up with 2 technical questions of easy and medium difficulty based on arrays
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Q2. Leetcode array easy question
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Two SQL queries, two coding questions, and one puzzle.

Q1. Nothing much to be honest very simple questions mostly for confirmation
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Oops,dsa,sql,30min,easy,hackerrank

Group,discussion,coding,java,ml,dsa

Q1. What is microservices?
Ans. 
Microservices are a software development technique where applications are composed of small, independent services that communicate with each other.
• Microservices break down applications into smaller, loosely coupled services

• Each service is responsible for a specific function and can be developed, deployed, and scaled independently

• Communication between services is typically done through APIs

• Microservices architecture pro...read more
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Q2. Explain dependency injection in SB?
Ans. 
Dependency injection in Spring Boot is a design pattern where the dependencies of a class are provided from the outside.
• In Spring Boot, dependency injection is achieved through the use of @Autowired annotation.

• It helps in achieving loose coupling between classes and promotes easier testing and maintenance.

• Example: @Autowired private UserService userService; // Injecting UserService dependency into the class
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