Mobile Programming Interview Questions and Answers

Q1. Java spring boot questions
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Q2. One coding question
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Q1. Basics of HTML and css
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Q2. Basics of javascript
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Q1. Always asking useless question and then saying this is our procedure to ask same question multiple time.
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Q1. Rescheduled always
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Q1. How to remove duplicate values from dataset
Ans. 
Use pandas library in Python to remove duplicate values from dataset
• Import pandas library in Python

• Use drop_duplicates() method on the dataset

• Specify columns to check for duplicates if needed

• Example: df.drop_duplicates(subset=['column_name'])
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Q2. Difference between zip and enumerate
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zip is used to combine two lists into a list of tuples, while enumerate is used to add a counter to an iterable.
• zip function takes two lists and combines them into a list of tuples

• enumerate function adds a counter to an iterable and returns it as an enumerate object

• Example for zip: zip([1, 2, 3], ['a', 'b', 'c']) will result in [(1, 'a'), (2, 'b'), (3, 'c')]

• Example for enumerate: enumerate(['apple', 'banana', 'cherry']...read more
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Q1. Questions on Roku app
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Q2. Questions on API testing
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Q1. What is Hoisting?
Ans. 
Hoisting is a JavaScript mechanism where variable and function declarations are moved to the top of their containing scope during compilation.
• Variables and functions are hoisted to the top of their scope.

• Only declarations are hoisted, not initializations.

• Function declarations are hoisted before variable declarations.
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Q2. What is currying?
Ans. 
Currying is a technique in functional programming where a function with multiple arguments is transformed into a sequence of functions, each taking a single argument.
• Currying helps in creating reusable functions and improving code readability.

• It allows partial application of functions, where some arguments are fixed and others are left to be provided later.

• Example: const add = (a) => (b) => a + b; add(2)(3) will return
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