Top 250 Software Development Interview Questions and Answers

Implicit wait is a global wait applied to all elements, while explicit wait is a specific wait applied to a particular element or condition.

• Implicit wait is set once and applied to all elements in the script

• Explicit wait is set for a specific element...read more

Transactional can be used in microservices to ensure data consistency and integrity.

• Transactional mechanisms can be used to ensure that all microservices involved in a transaction either commit or rollback together.

• Transactional boundaries can be def...read more

SDLC stands for Software Development Life Cycle. It is a process followed to develop software applications.

• SDLC is a structured approach that consists of various phases such as requirements gathering, design, development, testing, deployment, and mai...read more

To improve test coverage of a class, write more test cases to cover all possible scenarios.

• Identify uncovered lines of code using a code coverage tool

• Write test cases for each uncovered line of code

• Write test cases for boundary conditions and edge ca...read more

A factory is responsible for creating and managing objects, while a service is responsible for providing specific functionality or performing tasks.

• A factory is used to create and initialize objects, often based on certain parameters or configuration...read more

You can monitor the child pipeline in the master pipeline by using Azure Monitor or Azure Data Factory monitoring tools.

• Use Azure Monitor to track the performance and health of the child pipeline within the master pipeline.

• Leverage Azure Data Factory...read more

Dependency Injection is a design pattern that allows objects to receive dependencies rather than creating them internally.

• Dependency Injection is used to reduce tight coupling between software components.

• It allows for easier testing and maintenance o...read more

The framework used in my project is a custom-built automation framework.

• The framework is designed to support end-to-end testing of the application.

• It follows a modular approach, allowing easy maintenance and scalability.

• The framework supports various...read more

Improving performance of an application can be achieved through various ways.

• Optimizing code by reducing unnecessary calculations and improving algorithms

• Caching data to reduce database queries and network requests

• Lazy loading modules and components ...read more

To login docker registry, use the docker login command with the registry URL, username, and password.

• Use the docker login command followed by the registry URL

• Enter the username and password when prompted

• Example: docker login myregistry.com -u usernam...read more

Explaining the difference between Roles & Profiles, Workflow-ProcessBuilder-Flow, types of Workflow, and Trigger context variables.

• Roles define the level of access a user has to records in an organization, while profiles define the level of access a ...read more

If an app crashes, I would troubleshoot, gather information, and implement fixes to enhance stability and user experience.

• Check for error messages or logs to identify the cause of the crash.

• Reproduce the crash by following the same steps to understan...read more

To install a new build of a game on a device, follow these steps:

• Connect the device to the computer

• Open the game's development software

• Select the device as the target platform

• Build the game

• Install the game on the device

• Test the game to ensure it work...read more

CI/CD process in Jenkins automates the building, testing, and deployment of software.

• Developers commit code changes to a version control system.

• Jenkins pulls the code and builds it in a clean environment.

• Automated tests are run to ensure code quality...read more

SDLC is the process of developing software, while STLC is the process of testing software.

• SDLC (Software Development Life Cycle) is the process of developing software from conception to delivery.

• STLC (Software Testing Life Cycle) is the process of te...read more

Check debug logs for Apex error messages

• Review debug logs to identify any Apex error messages

• Check the error message for the line number and class name

• Use the Developer Console to view the debug logs

• Consider implementing error handling and notificati...read more

The 7 tools in production are used for quality control and process improvement.

• Check sheets

• Control charts

• Histograms

• Pareto charts

• Scatter diagrams

• Flowcharts

• Cause-and-effect diagrams

Bug life cycle refers to the stages a bug goes through from discovery to resolution.

• Bug is discovered and reported

• Bug is assigned to a developer

• Developer reproduces the bug

• Developer fixes the bug

• Bug is retested and verified as fixed

• Bug is closed

Creating a widget in Unreal Engine

• Widgets in Unreal Engine are created using the UMG (Unreal Motion Graphics) system

• You can create a widget blueprint and design the UI using various components like buttons, text boxes, etc.

• Widgets can be added to the...read more

To catch a missing tie cell issue using calibre, run DRC check with appropriate rule deck.

• Create a rule deck with tie cell rules

• Run DRC check using the rule deck

• Check the DRC report for any missing tie cell violations

• Fix the violations and re-run DRC...read more

Our automation framework is built using Selenium WebDriver and TestNG.

• We use Page Object Model design pattern for better maintainability.

• We have created custom libraries for common functions like login, logout, etc.

• We use Jenkins for continuous integ...read more

To troubleshoot package and application model, follow these steps:

• Check the deployment status of the package or application

• Verify the content source location and ensure it is accessible

• Check the logs for any errors or warnings

• Verify the dependencies ...read more

Yes, if the automation is planned and executed within the sprint timeline.

• Automation should be planned and estimated during sprint planning

• Automation scripts should be developed and executed within the sprint timeline

• Automation results should be revi...read more

Our CI/CD pipeline is automated using Jenkins and AWS CodePipeline.

• We use Jenkins to build and test our code.

• We use AWS CodePipeline to deploy our code to different environments.

• We have automated testing and quality checks in place to ensure code qua...read more

Yes, QAP/ITP stands for Quality Assurance Plan/Inspection and Test Plan.

• QAP/ITP is a document that outlines the quality assurance and inspection procedures for a project or product.

• It includes details about the tests to be conducted, acceptance crite...read more

Maven is a build automation tool used primarily for Java projects.

• Maven uses a Project Object Model (POM) to manage dependencies and build process

• It uses a central repository to download dependencies

• Maven has a defined directory structure for project...read more

UC4 agent patching involves stopping the agent, applying the patch, and restarting the agent.

• Stop the UC4 agent service

• Apply the patch to the agent installation directory

• Restart the UC4 agent service

• Verify the agent is running and functioning properl...read more