Gateway Group Programmer Analyst Interview Questions and Answers

Q1. Tell me about yourself ?
Ans. 
I am a software developer with experience in web development and a passion for problem-solving.
• Experienced in web development using HTML, CSS, and JavaScript

• Proficient in programming languages such as Java and Python

• Familiar with frameworks like React and Angular

• Strong problem-solving and analytical skills

• Ability to work well in a team and communicate effectively
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Q1. Number is odd or not
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Good questions and dsa arrays and string questions

Q1. Oops related questions
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Q2. DSA questions
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Q1. All combined questions
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There was online aptitude test

There was pattern design coding

Q1. What is components
Ans. 
Components are reusable and independent parts of a software system that perform specific functions.
• Components are modular and can be easily integrated into different parts of a software system.

• They help in organizing code and promoting reusability.

• Examples include buttons, input fields, and dropdown menus in a user interface.
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Q2. What is react.js
Ans. 
React.js is a JavaScript library for building user interfaces.
• React.js is developed and maintained by Facebook.

• It allows developers to create reusable UI components.

• React.js uses a virtual DOM for better performance.

• It follows a component-based architecture.

• React.js can be used for building single-page applications.
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Q3. What is state and props
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State and props are two important concepts in React for managing data and passing data between components.
• State is used to store and manage data within a component. It is mutable and can be updated using setState() method.

• Props (short for properties) are used to pass data from parent components to child components. Props are immutable.

• State is internal to a component, while props are external and passed down from paren...read more
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Q4. What is hooks in reactjs
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Hooks in ReactJS are functions that let you use state and other React features without writing a class.
• Hooks were introduced in React 16.8 to allow functional components to have state and lifecycle methods.

• Some commonly used hooks are useState, useEffect, useContext, and useRef.

• Hooks can be used to manage component state, perform side effects, and access context in functional components.

• Example: useState hook allows yo...read more
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Q1. What is components in react
Ans. 
Components in React are reusable, independent pieces of code that manage their own state and can be composed together to build complex UIs.
• Components are the building blocks of a React application

• They can be either functional components or class components

• Components can have their own state and lifecycle methods

• Components can be reused and composed together to create complex UIs

• Example:

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Q1. They have connected the client call with me directly and only that 2 round of technical interview happened and hr round. That's it
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Q1. Easy interview interview with tcs
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Q2. Hana consultant
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