Interview-2025

1. What is JavaScript and how is it different from Java? JavaScript is a high-level, interpreted programming language primarily used for adding interactive elements to web pages. It is lightweight, dynamically typed, and runs directly in web browsers without requiring compilation. JavaScript follows the ECMAScript standard. Differences between Java and JavaScript: 2. What are JavaScript … Read more

1. What is an Array? An array is a collection of elements stored at contiguous memory locations. All elements in an array must be of the same data type. Arrays allow random access to elements, meaning you can access any element using its index. Example: int[] arr = {1, 2, 3, 4, 5};System.out.println(arr[2]); // Output: … Read more

1. What is Java? Java is a high-level, object-oriented programming language developed by Sun Microsystems in 1995. It is platform-independent, meaning that Java programs can run on any device that has the Java Runtime Environment (JRE) installed. This is achieved through the use of Java Virtual Machine (JVM), which allows Java applications to run on … Read more

1. What is SQL? Answer:SQL (Structured Query Language) is a standard programming language used for managing and manipulating relational databases. It allows users to perform operations such as creating tables, inserting data, updating records, retrieving data, and deleting records. SQL is used by database systems like MySQL, PostgreSQL, SQL Server and Oracle. Example:To retrieve all … Read more

1. What is the C programming language? Answer:C is a high-level, general-purpose programming language developed by Dennis Ritchie in 1972 at Bell Labs. It is widely used for system programming, developing operating systems, embedded systems and applications due to its efficiency and control over hardware.Example: #include <stdio.h>int main() { printf(“Hello, World!”); return 0;} This program … Read more

1. What is Cyber Security? Answer:Cyber Security is the practice of protecting computer systems, networks, and data from cyberattacks, unauthorized access, or damage. It involves various techniques like encryption, firewalls and secure protocols to safeguard sensitive information.For example, using HTTPS instead of HTTP secures the communication between a user and a website. 2. What are … Read more

1. What is PHP? Answer:PHP (Hypertext Preprocessor) is an open-source server-side scripting language used to create dynamic and interactive web pages. It is embedded within HTML and is widely used for developing web applications. Example: <?phpecho “Hello, World!”;?> 2. What are the features of PHP? Answer:PHP provides features such as: 3. What is the difference … Read more

Laravel is one of the most popular PHP frameworks, known for its elegant syntax and robust feature set that simplifies web development. Whether you are a seasoned developer or just beginning your journey with Laravel, preparing for interviews requires in-depth knowledge and clear understanding of its concepts. In this guide, we cover the most essential … Read more

In today’s digital landscape, the importance of cybersecurity cannot be overstated. As organizations increasingly rely on technology, the demand for skilled cybersecurity professionals continues to grow. To excel in this competitive field, candidates must be well-prepared for interviews, which often feature a range of challenging questions. This article provides a comprehensive collection of cyber security … Read more

If you’re preparing for a technical interview, DSA Interview Questions and Answers are crucial for your success. In this guide, we will explore the most frequently asked DSA Interview Questions to help you grasp both the basics and advanced topics. 1. What are Data Structures? Answer : Data structures are specialized formats used to organize, … Read more