Cognizant Senior Associate Interview Questions, Process, and Tips

Q1. Core Java Questions like threading, exception handling,wrapper class, Collections
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Q2. Reading Excel Sheet
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Q3. Convert int to String
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Use the toString() method to convert an int to a String in Java.
• Use the toString() method of the Integer class to convert an int to a String.

• Example: int num = 10; String str = Integer.toString(num);

• Alternatively, you can also use String.valueOf() method to convert int to String.
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Q4. Store few values in hashmap and remove particular value based on key
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Store and remove values in a hashmap based on keys
• Create a hashmap to store key-value pairs

• Use the put() method to store values in the hashmap

• Use the remove() method to remove a particular value based on the key
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Q1. Selenium and CICD
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Q1. Basic of angular and .net core
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Q1. Basics of angular .net core and sql
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Q1. Hana XSA depth knowledge
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Q1. How spring boot app starts
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A Spring Boot app starts by initializing the Spring ApplicationContext and then launching the embedded Tomcat server.
• Spring Boot app starts by scanning for components annotated with @ComponentScan in the specified package and sub-packages.

• The application context is then created by loading the beans defined in the configuration classes annotated with @Configuration.

• Once the application context is initialized, the embedd...read more
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Q2. How spring boot is working behind , Bean Life cycle method
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Spring Boot uses Bean Life cycle methods to manage the creation and destruction of beans in the application context.
• Spring container instantiates the bean by calling the default constructor or a static factory method.

• Spring sets the bean properties and dependencies using setters or constructor injection.

• If the bean implements InitializingBean interface, the afterPropertiesSet() method is called.

• If the bean has init-met...read more
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Q1. Current CTC and expected , LWD ,
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Q2. Why Leaving current org
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Coding question in the hackerrank regarding string and collections including streams

Q1. Multiple java and Springboot questions
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Q2. Microservices and cloud questions
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Q3. Messaging queues specifically kafka
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Q1. Salary discussion
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Q1. C# questions for interfaces and abstract classes
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Q1. Design pattern questions . SOLID principles explanation.
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