Cognizant Software Developer Trainee Interview Questions and Answers

Group discussion is a type of discussion that involves people sharing ideas or activities.

Online aptitude test for competitive examinations , entrance examination and recruitment.

Q1. If you know what ever the technical lead ask the question give in a confident manner and if you don't know then don't force your self that you don't know the answers. Just mention that I'm not aware of the...read more
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Q2. Practice from google - What is the interview questions for freshers? follow all the questions in all the available URL's.
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HTML and CSS or javascript

About professional aptitude

Aptitude test consists 2 section first section is of of Logical reasoning , Verbal reasoning and Analytical Reasoning
and next section is of technical mcqs MS office , cloud , networking and security , Pseudo code related mcqs

After that there were

Q1. Tests our reading skills
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Q2. Test our speaking skill
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Q1. Tell me about yourself
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Q2. What was the difficult subject for you in your curriculum and how you did overcome it ?
Ans. 
Data Structures and Algorithms was the most difficult subject for me in my curriculum.
• I struggled with understanding complex data structures like graphs and trees.

• I overcame this by seeking help from professors, classmates, and online resources.

• I practiced solving problems regularly on platforms like LeetCode and HackerRank.

• I also joined study groups to discuss and work on challenging problems together.
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Q3. Explain in the brief about your Semester project including tech stack
Ans. 
Developed a web application for managing student records using HTML, CSS, JavaScript, and PHP
• Used HTML for structuring the web pages

• Utilized CSS for styling the pages and making them visually appealing

• Implemented client-side functionality using JavaScript

• Backend logic and database management done with PHP

• Included features like student registration, course enrollment, and grade tracking
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Q4. What you do apart from curricular activities(Asking hobbies)
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Q1. Technical questions regarding Salesforce
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Q2. Technical questions regarding Salesforce
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Q1. Salary discussion
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Q2. Salary discussion
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Q1. List down Java 8 features and use case
Ans. 
Java 8 introduced several new features including lambda expressions, streams, and functional interfaces.
• Lambda expressions: Allow for more concise and readable code by enabling functional programming.

• Streams: Provide a way to work with collections of objects in a more functional style.

• Functional interfaces: Interfaces with a single abstract method, used to enable lambda expressions.

• Optional class: Helps to avoid null p...read more
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Q2. List down Spring boot annotation used
Ans. 
Spring boot annotations are used to simplify the development process by providing metadata to the Spring framework.
• 1. @SpringBootApplication - Main annotation to indicate the main class of a Spring Boot application.

• 2. @RestController - Annotation for RESTful web services.

• 3. @Autowired - Dependency injection annotation.

• 4. @GetMapping, @PostMapping, @PutMapping, @DeleteMapping - Annotations for mapping HTTP requests to c...read more
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Q3. Difference between String builder and String Buffer
Ans. 
String Builder is not synchronized and faster, while String Buffer is synchronized and slower.
• String Builder is not thread-safe, while String Buffer is thread-safe.

• String Builder is faster due to lack of synchronization, while String Buffer is slower due to synchronization.

• String Builder is recommended for single-threaded operations, while String Buffer is recommended for multi-threaded operations.
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Q4. What is String pool
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String pool is a storage area in memory where strings are stored to optimize memory usage by reusing common strings.
• String pool helps in reducing memory usage by storing only one copy of each unique string.

• Strings created using double quotes are stored in the string pool.

• Strings created using new keyword are not stored in the string pool.
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Q5. Number of memory type have. like heap memory , stack
Ans. 
There are two main types of memory in a computer system: stack memory and heap memory.
• Stack memory is used for static memory allocation and is managed by the compiler. It is typically faster but limited in size.

• Heap memory is used for dynamic memory allocation and is managed by the programmer. It is slower but has a larger size.

• Examples: C programming language uses stack memory for function calls and heap memory for dy
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Q1. I am software engineering fresher
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Q2. Meny Job my roll
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Q3. How many selary
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Q1. How many questions
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Q1. Many rounds in next round
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