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I applied via Campus Placement and was interviewed in Sep 2023. There were 3 interview rounds.
Patterns using loops
OOPs concept is a programming paradigm based on the concept of objects, which can contain data in the form of fields and code in the form of procedures.
Encapsulation: bundling data and methods that operate on the data into a single unit (object)
Inheritance: allows a class to inherit properties and behavior from another class
Polymorphism: ability to present the same interface for different data types
A method is a function that is associated with a class or object, while a function is a standalone block of code.
Method is defined within a class or object, while function is standalone
Method is called using dot notation on an object, while function is called by its name
Methods can access and modify the data of the object they belong to, while functions cannot
Main method is the entry point of a Java program where execution begins.
Main method must be public, static, and void.
It must accept an array of strings as parameter.
It is where the program starts execution.
Access modifiers control the visibility and accessibility of classes, methods, and variables in a program.
Access modifiers include public, private, protected, and default (package-private).
Public - accessible from any other class.
Private - accessible only within the same class.
Protected - accessible within the same package and subclasses.
Default - accessible only within the same package.
Example: public class MyClass {
Inheritance is a concept in object-oriented programming where a class inherits attributes and methods from another class.
Allows a class to inherit properties and behavior from another class
Promotes code reusability and reduces redundancy
Creates a parent-child relationship between classes
Derived class can access all public and protected members of the base class
Example: Class Car can inherit from class Vehicle, inheriti...
I applied via LinkedIn and was interviewed in Sep 2024. There were 2 interview rounds.
The onbeforeunload method is used to prevent form save.
Use the onbeforeunload method to display a warning message before leaving the page without saving the form.
Return a custom message in the method to prompt the user to confirm if they want to leave the page.
Example: window.onbeforeunload = function() { return 'Are you sure you want to leave this page without saving?'; };
Asking the dp and tree and other
I applied via Approached by Company and was interviewed in May 2024. There was 1 interview round.
GIL stands for Global Interpreter Lock in Python, which limits execution of multiple threads at once.
GIL is a mutex that protects access to Python objects, preventing multiple threads from executing Python bytecodes at once.
Due to GIL, Python threads are not suitable for CPU-bound tasks but are still useful for I/O-bound tasks.
To handle multi-threading in Python, one can use multiprocessing module or asynchronous progr...
React uses a virtual DOM to efficiently update the actual DOM based on changes in state or props.
React creates a virtual DOM representation of the actual DOM.
When state or props change, React compares the virtual DOM with the actual DOM to determine the minimal set of changes needed.
React then updates the actual DOM efficiently to reflect the changes.
I applied via Campus Placement and was interviewed in Aug 2023. There was 1 interview round.
Comparator is an interface used to compare objects, while comparison is the act of comparing two or more objects.
Comparator is an interface in Java used to define custom sorting logic for objects.
Comparison is the process of evaluating the similarities and differences between two or more objects.
Comparator is used in sorting algorithms like Collections.sort() to define the sorting order.
Comparison is a general term use...
Run time polymorphism is achieved in object-oriented programming by using virtual functions and pointers.
Use base class with virtual functions
Create derived classes that override the virtual functions
Use pointers of base class type to store objects of derived classes
Call the virtual functions through the base class pointers to achieve polymorphism
A stack is a data structure that follows the Last In First Out (LIFO) principle.
Elements are added and removed from the top of the stack.
Common operations include push (add element) and pop (remove element).
Example: Undo functionality in a text editor.
posted on 21 Mar 2024
Hexaware was came to our college placement and our placement staff gave us 3 days coding training and aptitude training and the first round round is aptitude it was a online mcq type you have to pass the aptitude inorder to attend the round 2
Coding test was based on DSA
I applied via Company Website
Timings in a day refer to the different periods of time that make up a 24-hour day.
A day is typically divided into morning, afternoon, evening, and night
Different cultures may have different ways of dividing a day
Timings can also refer to specific times for events or activities
Timing in the day refers to the different periods or divisions of time within a 24-hour cycle.
Timing in the day includes morning, afternoon, evening, and night.
It helps in organizing daily activities and scheduling tasks.
Different cultures may have different names or divisions for timing in the day, such as siesta or tea time.
Timing in the day can also be represented using the 12-hour or 24-hour clock system.
posted on 31 May 2022
I applied via campus placement at Siddhartha Institute of Engineering & Technology, Hyderabad and was interviewed in May 2022. There were 3 interview rounds.
Prepare the basic programming languages like Java,SQL and pseudocodes,computer fundamentals,communication.All the questions will be MCQ type of queries.
This interview includes questions related to constraints, wrapper class, string buffer, and programming.
Constraints are rules that limit the values or types of data that can be entered into a field or table. There are two types of constraints: column-level and table-level constraints.
Wrapper classes are classes that encapsulate primitive data types and provide methods to manipulate them. For example, Integer is a wrapp...
posted on 19 Nov 2022
I applied via Company Website and was interviewed in Oct 2022. There were 2 interview rounds.
Simple technical maths calculations,
Writing a Jawa coding in small projects
I applied via Job Portal and was interviewed in Mar 2022. There were 2 interview rounds.
2 rounds easy
based on 1 review
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