Infogain UI Developer Interview Questions and Answers

Q1. Angular related question
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Q1. Javascript based questions
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Q1. Generic interview
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20 Aptitude questions, 30 React/HTML/CSS MCQs, 2 coding questions on an outdated compiler

Q1. HTML, CSS Question and JavaScript Codding Questions
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Q1. It is In Process
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Q1. Tell me about yourself
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I'm a passionate UI Developer with a strong background in creating user-friendly interfaces and enhancing user experiences.
• Over 5 years of experience in UI development using HTML, CSS, and JavaScript.

• Proficient in frameworks like React and Angular, having built responsive web applications.

• Strong understanding of UX principles, which I apply to improve user engagement.

• Worked on a project that increased user retention by...read more
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Q1. React based basic ques
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Q1. React based ques
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Q2. Map related coding que
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The map function transforms each element in an array based on a provided function, returning a new array.
• The map function is called on an array and takes a callback function as an argument.

• Example: const numbers = [1, 2, 3]; const doubled = numbers.map(num => num * 2); // doubled is [2, 4, 6]

• It does not mutate the original array but creates a new one.

• The callback function can take up to three arguments: currentValue...read more
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Q1. Salary discussion
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Q1. Javascript related questions
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Q2. Closures hoisting
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Closures in JavaScript are functions that capture the lexical scope, but they are not hoisted like function declarations.
• Closures are created when a function is defined inside another function.

• Variables in the outer function are accessible in the inner function, even after the outer function has executed.

• Example: function outer() { let x = 10; return function inner() { return x; }; }

• Hoisting applies to function declara...read more
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1) logical & math & reasoning 20 Question
2) coding 2 question
3) React js 40 Question

Q1. 1 tell me something 2 rm vs em difference 3 MapObject vs Object 4 BOM 5 difference between for loop IN vs OF 6 function currying 7 Pure component 8 virtual dom
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UI Developer interview questions covering topics like rm vs em, MapObject vs Object, BOM, function currying, Pure component, and virtual dom.
• rm vs em: rm is relative to the font size of the root element, while em is relative to the font size of the element itself.

• MapObject vs Object: MapObject is a method that creates a new array with the results of calling a provided function on every element in the array, while Objec...read more
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Q2. Event propagation vs immediate propgation Div vs Section tag
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Event propagation determines the order in which event handlers are executed. Div and Section tags have different default display properties.
• Event propagation refers to the order in which event handlers are executed, either bubbling or capturing.

• Immediate propagation stops the event from propagating further.

• Div tag is a block-level element with default display property of 'block'.

• Section tag is a block-level element wit...read more
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Angular html css questions