Wells Fargo Devops Engineer Interview Questions and Answers for Freshers

I approach dynamic objects by analyzing their behavior and adapting my approach accordingly.

• I start by understanding the nature of the dynamic object and its expected behavior

• I then analyze its movement patterns and any potential obstacles or hazards

• Based on this analysis, I adapt my approach to ensure safe and efficient interaction with the dynamic object

• For example, when working with a moving conveyor belt, I would e...read more

Implicit and explicit wait are two types of wait in Selenium used to synchronize the test execution with the application.

• Implicit wait is used to set a default waiting time for the web elements to load before throwing an exception.

• Explicit wait is used to wait for a specific condition to occur before proceeding with the test execution.

• Implicit wait is set globally for the entire test script while explicit wait is set f...read more

Cognos deployment process involves planning, testing, and executing the deployment of Cognos software to production environment.

• The deployment process should be planned carefully to avoid any issues during the deployment.

• Testing should be done in a non-production environment to ensure that the deployment is successful.

• The deployment should be executed in a phased manner to minimize downtime and ensure that the system i...read more

Java 8 introduced several new features including lambda expressions, streams, and default methods.

• Lambda expressions allow for functional programming and concise code.

• Streams provide a way to process collections of data in a parallel and functional manner.

• Default methods allow for adding new functionality to interfaces without breaking existing implementations.

• Method references provide a way to refer to methods without...read more

Customised immutable java class can be written by declaring all fields as final and not providing any setters.

• Declare all fields as final

• Do not provide any setters

• Provide a constructor to initialize all fields

• Override equals() and hashCode() methods

• Make the class final