DuckTale IT Services Interview Questions and Answers

The statement initializes a WebDriver object for Firefox browser testing.

• Initializes a WebDriver object specifically for Firefox browser

• Used for automating tests on Firefox browser

• Can be used to interact with elements on web pages

Approximately 10 million people in India use LinkedIn on a daily basis.

• LinkedIn has over 62 million users in India as of 2021.

• Assuming around 15-20% of users are active daily, we can estimate around 10 million daily users.

• This estimate can vary based on factors like industry penetration, job market trends, and user demographics.

Use parallel processing and efficient data structures to dump large data efficiently.

• Utilize parallel processing to divide the data into smaller chunks and process them simultaneously.

• Implement efficient data structures like arrays, hashmaps, or trees to store and retrieve the data quickly.

• Optimize the code for memory usage and processing speed to handle large amounts of data efficiently.

Test case for login functionality

• Enter valid username and password

• Verify user is logged in successfully

• Enter invalid username and password

• Verify error message is displayed

Reverse a given number

• Convert the number to a string

• Reverse the string

• Convert the reversed string back to a number