Aeries Technology Senior Software Engineer Interview Questions and Answers

Q1. What are the OOPS concepts
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Q2. MultiThreading, synchronization
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Q1. Tell me about yourself
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Q1. Basic JS related question
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Q2. Angular Basic + Advance Question
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Aptitude test with aptitude based questions

Q1. What is variable hoisting.
Ans. 
Variable hoisting is a behavior in JavaScript where variable declarations are moved to the top of their scope during compilation.
• Variable declarations are hoisted to the top of their function or global scope.

• Only the declarations are hoisted, not the initializations.

• This can lead to unexpected behavior if variables are accessed before they are declared.
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Q2. What is closures in js
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Closures in JavaScript allow functions to access variables from an outer function even after the outer function has finished executing.
• Closures are created whenever a function is defined within another function.

• Inner functions have access to the outer function's variables even after the outer function has returned.

• Closures are commonly used to create private variables and functions in JavaScript.

• Example: function outer...read more
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Q1. How do you read an external text file
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To read an external text file, you can use file handling techniques in programming languages like Python or Java.
• Use file handling functions like open(), read(), and close() in Python to read an external text file.

• In Java, use classes like FileReader and BufferedReader to read text files.

• Specify the file path and mode (read mode) when opening the file.

• Read the contents of the file line by line or as a whole, depending ...read more
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Q2. Write a java program to find the occurrences of characters
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Java program to find occurrences of characters in a string
• Create a HashMap to store characters and their counts

• Iterate through the string and update the counts in the HashMap

• Print the characters and their counts from the HashMap
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Coding test was on Java programs. Basically for loop programs.

Normal aptitude questions.

Q1. Technical questions related to basics of languages and OOPS concepts.
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Q1. Normal HR questions nothing specific.
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Q1. Testing questions
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Q1. Implement LinkedList and insert element at last
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Implement LinkedList and insert element at last
• Create a Node class with data and next pointer

• Create a LinkedList class with head and tail pointers

• Implement a method in LinkedList class to insert element at the end
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