Sun Direct TV Senior Android Developer Interview Questions and Answers

Q1. Sql Query Sequence and basically asks the SqlServer Releted question and Webform Also.
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Q1. Difference between string and string builder.
Ans. 
String is immutable, while StringBuilder is mutable and more efficient for concatenating strings.
• String is immutable, meaning once created, its value cannot be changed. StringBuilder is mutable, allowing for modifications without creating new objects.

• String concatenation creates a new string object each time, while StringBuilder modifies the existing object directly.

• StringBuilder is more efficient for concatenating mul...read more
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Q2. What is async and await
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Async and await are keywords in JavaScript used to work with asynchronous code.
• Async is used to define a function as asynchronous, allowing it to run in the background without blocking the main thread.

• Await is used to pause the execution of an async function until a Promise is settled, and then resumes the function with the resolved value.

• Async/await is a more readable and cleaner way to write asynchronous code compare...read more
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Q1. Dot net frame work
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Q2. Work life balance
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Q1. They asked about Kotlin, coroutine, And 1 program to convert integers to Roman numbers.
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Q2. They ask Android questions about fragmented life cycles related to your projects and one more round with the manager.
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Q1. Channel Sales management
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Q2. DISTRIBUTION EXPANSION
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Q3. How to calculate ROI
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ROI is calculated by dividing the net profit by the total investment and expressing it as a percentage.
• Calculate the net profit by subtracting the total cost from the total revenue.

• Divide the net profit by the total investment.

• Multiply the result by 100 to get the ROI percentage.

• ROI = (Net Profit / Total Investment) x 100

• Example: If the net profit is $10,000 and the total investment is $50,000, then ROI = (10,000 / 50,
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Math , reasoning and. Ohers