Cognizant Associate Engineer Interview Questions, Process, and Tips

Basic apptitude questions

Q1. Asked questions on projects
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Q2. Gave few aptitude questions to solve
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Q3. Asked to speak on a book I recently read
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Q1. Javascript, HMTL, CSS basics
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Q1. Programs, REACT js discussions
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Q1. Compensation discussion
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Aptitude test with reasoning

Automata fix coding

Q1. About my project
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Q1. Project experience
Ans. 
I have experience working on various projects including software development, data analysis, and system integration.
• Developed a web application for tracking inventory and sales data using Java and MySQL

• Analyzed customer feedback data to improve product features and user experience

• Integrated multiple systems to streamline data flow and improve efficiency
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Q2. Sql join conditions
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SQL join conditions are used to combine rows from two or more tables based on a related column between them.
• Join conditions are specified in the ON clause of the JOIN statement.

• Common join types include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN.

• Example: SELECT * FROM table1 INNER JOIN table2 ON table1.column = table2.column;
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Q1. Sort of numbers in a list
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Sorting numbers in a list
• Use a sorting algorithm like bubble sort, selection sort, or quicksort

• Compare each pair of numbers and swap them if they are in the wrong order

• Repeat this process until the list is sorted

• Example: [5, 2, 8, 1, 3] -> [1, 2, 3, 5, 8]
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Find out the string palindrome

Q1. What is the use ofSerialisation
Ans. 
Serialization is the process of converting an object into a format that can be easily stored or transmitted.
• Serialization is used to save the state of an object so that it can be reconstructed later.

• It is commonly used in networking to send objects over the network.

• Serialization is also used in file storage, database operations, and caching mechanisms.
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Q2. What is the use of Object cloning
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Object cloning is the process of creating an exact copy of an object, including all of its properties and methods.
• Object cloning is useful for creating backups of objects, preserving the state of an object at a particular point in time.

• It allows for the creation of independent copies of objects, preventing unintended side effects from modifying the original object.

• Object cloning can be achieved through shallow cloning ...read more
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