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I applied via Job Fair and was interviewed in Oct 2024. There were 2 interview rounds.
Sort array with even numbers on left and odd numbers on right.
Iterate through the array and separate even and odd numbers into two separate arrays.
Merge the two arrays with even numbers on the left and odd numbers on the right.
Return the sorted array.
Count the frequency of each element in an array of strings.
Create a hashmap to store the frequency of each element.
Iterate through the array and update the frequency count in the hashmap.
Return the hashmap with element frequencies.
ACID properties are a set of properties that guarantee database transactions are processed reliably.
Atomicity: All operations in a transaction are completed successfully or none at all.
Consistency: Database remains in a consistent state before and after the transaction.
Isolation: Transactions are isolated from each other until they are completed.
Durability: Once a transaction is committed, changes are permanent and can...
Count pairs in an array that sum up to a target value
Iterate through the array and for each element, check if the target value minus the element exists in a hashmap
If it exists, increment the count of pairs
Return the total count of pairs at the end
Reverse a given string
Use a loop to iterate through the characters of the string
Append each character to a new string in reverse order
Return the reversed string
I applied via Internshala and was interviewed before Jul 2022. There were 3 interview rounds.
Enumerating dictionary of words starting with a given for eg. Jake
Oop ,Java , Core Java
Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.
Allows a class to reuse code from another class
Creates a parent-child relationship between classes
Derived class inherits attributes and methods from base class
Garbage collector is a program that automatically manages memory by reclaiming memory occupied by objects that are no longer in use.
Garbage collector is a part of the runtime environment of a programming language.
It helps prevent memory leaks by reclaiming memory from objects that are no longer needed.
Examples of languages with garbage collectors include Java, C#, and Python.
Try catch block is used in programming to handle exceptions and errors that may occur during the execution of code.
Try block contains the code that may throw an exception.
Catch block is used to handle the exception thrown by the try block.
Finally block is optional and is used to execute code regardless of whether an exception is thrown or not.
Exceptions can be of different types such as runtime exceptions, checked exce...
Including coding questions
The aptitude test consists of pen and paper method. They have asked the mcqs of the concepts Networking,Database, Basic Aptitude, and one program.
It was for about 20 minutes for 20 questions
Coding test was for 20 minutes with few code snippets and one design question
Comprised of DSA, MCQ
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Assistant Manager
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