Techlead Software Engineering Interview Questions and Answers

Topic - Recursion, Array, String, Sorting, Bubble sort etc

Q1. Why you choose react?
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Q2. Write a program sort array of an element decending order
Ans. 
Program to sort array of strings in descending order
• Use the sort() method with a custom compare function to sort the array in descending order

• Example: const arr = ['apple', 'banana', 'cherry']; arr.sort((a, b) => b.localeCompare(a));
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Basically its a mcq test and some logic building program on array and string ....and most importantly sql some it was average not very hard but not easy also(paper pen)

Q1. Every thing related to your resume and previous test ...its a long interview about everything you know like in java collection framework and servlet jsp
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Q2. Like collection framework arraylist,hashmap, servlet
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A task is given to complete in 3 hours crud operation in java .....not on spring boot

Q1. CEO round also a technical round mostly sql and some logic questions..
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It was Good ...not very hard

Q1. It was good not very hard
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Write a program to check a given year is leap year or not

Q1. What is multi threading?
Ans. 
Multi threading is a programming concept where multiple threads within a process execute independently to improve performance.
• Allows for concurrent execution of tasks within a single process

• Can improve performance by utilizing multiple CPU cores

• Requires careful synchronization to avoid race conditions

• Example: Running a web server that can handle multiple client requests simultaneously
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Q2. Explain your project?
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Q1. Told mi about yourself?
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