Blue Yonder Interview Questions, Process, and Tips for Experienced

Microservices architecture is an architectural style that structures an application as a collection of loosely coupled services.

• Each service is self-contained and can be developed, deployed, and scaled independently.

• Services communicate with each other over lightweight protocols like HTTP or messaging queues.

• Microservices allow for flexibility, scalability, and resilience in large and complex applications.

• Examples of c...read more

NoSQL databases are non-relational databases that do not require a fixed schema, while SQL databases are relational databases that use structured query language.

• NoSQL databases are schema-less, allowing for flexible data models.

• SQL databases use a fixed schema with tables and rows.

• NoSQL databases are horizontally scalable, making them suitable for big data applications.

• SQL databases are vertically scalable, meaning the...read more

Closures in JavaScript are functions that have access to their own scope, as well as the scope in which they were defined.

• Closures allow functions to access variables from an outer function even after the outer function has finished executing.

• They are created whenever a function is defined within another function.

• Closures are commonly used to create private variables and functions in JavaScript.

Print duplicate values from a String using do-while loop

• Create a HashSet to store unique values

• Use a do-while loop to iterate through the String

• Check if the HashSet already contains the current character, if yes, print it as a duplicate

To reverse a string 'Ecommerce', you can iterate through the characters in the string and build a new string in reverse order.

• Iterate through the characters of the string from end to start

• Append each character to a new string to build the reversed string

• Return the reversed string as the result

Print duplicate values from a string as an array of strings

• Iterate through each character in the string

• Use a hashmap to store the frequency of each character

• Print characters with frequency greater than 1 as duplicates

Print tables from 1 to 20 in one sequential order.

• Use a loop to iterate from 1 to 20

• Inside the loop, multiply the current number with each number from 1 to 10

• Print the result in a formatted table

To find an element within a frame using Selenium, switch to the frame and then locate the element using appropriate locators.

• Use the 'switchTo().frame()' method to switch to the desired frame

• Locate the element within the frame using locators like ID, class name, XPath, etc.

• Perform actions on the element as required