GSPANN Technologies Front end Developer Interview Questions and Answers

Q1. Basics about angular
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Q2. Javascript concepts
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Q1. Javascript question
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Q1. Hoisting, CSS selector, Reverse string programme, Angular Hooks
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Q1. Basic Question CSS, HTML5, Angular
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Q1. Angular basics regarding lifecycle hooks, rxjs, data bindingetc
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Q2. Coding to find the common characters comparing 3 strings
Ans. 
Finding common characters in 3 strings using coding
• Create a function that takes in 3 strings as input

• Iterate through each character of the first string and check if it exists in the other 2 strings

• Store the common characters in an array and return it
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Q1. Var,let and const differences
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var, let, and const are all used for variable declaration in JavaScript, but they have different scopes and behaviors.
• var is function scoped, let and const are block scoped

• var can be redeclared and updated, let can be updated but not redeclared, const cannot be redeclared or updated

• const is used for variables that should not be reassigned, like constants
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Q2. What is a promise? in javascript
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A promise in JavaScript represents the eventual completion (or failure) of an asynchronous operation and its resulting value.
• Promises are objects that represent the eventual completion (or failure) of an asynchronous operation.

• They can be in one of three states: pending, fulfilled, or rejected.

• Promises can be chained using .then() to handle success and failure.

• Example: new Promise((resolve, reject) => { ... }).then(res
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1 hr -duration and Question is Full of basics and technology what we have used

Q1. Prev job exp details
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Q1. All about the front end basic questions
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Q2. What are all basic CSS properties
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Basic CSS properties include color, font-size, margin, padding, and display.
• color

• font-size

• margin

• padding

• display
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Q3. Basic question on javascript
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