Airtel DTH Services Senior Team Leader Interview Questions and Answers

I will try to reach out through other communication channels and escalate the issue if necessary.

• Attempt to contact the client through alternative methods such as text message or social media.

• Reach out to any other contacts provided by the client for emergencies.

• If all attempts fail, escalate the issue to a higher authority within the company for further action.

Revenue is the total amount of money generated by a business through its operations, while income is the profit earned after deducting expenses from revenue.

• Revenue is the total amount of money generated by a business from its sales of goods or services.

• Income is the profit earned by a business after deducting expenses such as salaries, rent, and utilities from revenue.

• Revenue is the top line of the income statement, w...read more

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

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