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I applied via Naukri.com and was interviewed in Sep 2024. There was 1 interview round.
Primitive data types are basic data types provided by the programming language, while non-primitive data types are created by the programmer.
Primitive data types include int, float, double, char, boolean, etc.
Non-primitive data types include arrays, classes, interfaces, etc.
Primitive data types store actual values, while non-primitive data types store references to objects.
Access modifiers control the visibility of classes, methods, and variables. Non-access modifiers provide additional functionality.
Access modifiers: public, private, protected, default
Non-access modifiers: static, final, abstract, synchronized
Example: public class MyClass { private int myVar; }
Java 8 features include lambda expressions, functional interfaces, streams, and more.
Lambda expressions allow concise syntax for defining anonymous functions.
Functional interfaces can have only one abstract method and are used for lambda expressions.
Streams provide a way to process collections of objects in a functional style.
Optional class helps to avoid NullPointerException by wrapping a value that may be null.
CICD tools automate the process of building, testing, and deploying code changes.
Popular CICD tools include Jenkins, GitLab CI/CD, CircleCI, and Travis CI
These tools help in automating the software development lifecycle
They enable continuous integration, continuous delivery, and continuous deployment
CICD tools help in improving code quality, reducing manual errors, and increasing development speed
Containerization is a lightweight, portable, and self-sufficient way to package and run applications.
Containerization involves encapsulating an application and its dependencies into a container image.
Containers are isolated from each other and share the host OS kernel.
Popular containerization platforms include Docker and Kubernetes.
Containerization allows for easy deployment and scaling of applications.
Indexing in SQL is a technique used to improve the performance of queries by creating a data structure that allows for faster retrieval of data.
Indexes are created on columns in a database table to speed up the retrieval of rows that match a certain condition in a query.
They work similar to the index in a book, allowing the database to quickly locate the rows that satisfy the query.
Indexes can be created using a single...
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I applied via Naukri.com and was interviewed in Jul 2020. There were 4 interview rounds.
I applied via Company Website and was interviewed in Jun 2021. There was 1 interview round.
I applied via LinkedIn and was interviewed before Jul 2021. There were 2 interview rounds.
Easy logical questions
basic quant
Easy level coding questions
Counting frequency of alphabets
I applied via Campus Placement and was interviewed before Sep 2021. There was 1 interview round.
I applied via Walk-in and was interviewed before Sep 2019. There were 3 interview rounds.
Program to check if a number is prime or not.
A prime number is only divisible by 1 and itself.
Loop through numbers from 2 to n-1 and check if n is divisible by any of them.
If n is divisible by any number, it is not prime.
If n is not divisible by any number, it is prime.
I applied via Walk-in and was interviewed in Jan 2020. There were 3 interview rounds.
Basic structure of an HTML page includes doctype declaration, html, head, and body tags.
DOCTYPE declaration specifies the HTML version
HTML tag wraps the entire content of the page
Head tag contains meta information, title, and links to external resources
Body tag contains the visible content of the page
Padding is the space inside an element, while margin is the space outside an element.
Padding is used to create space between an element's content and its border.
Margin is used to create space between an element's border and the adjacent elements.
Padding is affected by the background color of the element, while margin is not.
Padding can be set individually for each side of an element (top, right, bottom, left), while ma...
Box Model is a concept in CSS where every element is treated as a box with content, padding, border, and margin.
Box Model consists of content, padding, border, and margin.
Content is the actual content of the box.
Padding is the space between the content and the border.
Border is the line that goes around the padding and content.
Margin is the space outside the border.
Directives in Angular are markers on DOM elements that tell Angular to attach a specified behavior to that element.
There are three types of directives in Angular: Component, Structural, and Attribute.
Component directives are used to create reusable UI components.
Structural directives are used to change the structure of the DOM.
Attribute directives are used to change the appearance or behavior of an element.
Examples of ...
JIT compiles code at runtime while AOT compiles code before runtime.
JIT stands for Just-In-Time compilation and compiles code at runtime.
AOT stands for Ahead-Of-Time compilation and compiles code before runtime.
JIT is used in Java Virtual Machine (JVM) while AOT is used in languages like C and C++.
JIT can result in slower startup time but faster execution while AOT can result in faster startup time but slower execution...
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