Deloitte Interview Questions, Process, and Tips

OOPs concept in Java includes keywords and access specifiers for defining classes and objects.

• OOPs concept focuses on objects and classes for code organization

• Keywords like 'class', 'extends', 'implements' are used for defining classes and inheritance

• Access specifiers like 'public', 'private', 'protected' control visibility of class members

ArrayList is implemented using a dynamic array while LinkedList is implemented using a doubly linked list.

• ArrayList provides fast random access and slower insertion/deletion, while LinkedList provides fast insertion/deletion and slower random access.

• ArrayList uses more memory as it needs to allocate a fixed-size array, while LinkedList uses more memory for storing references to the next and previous elements.

• Example: A...read more

Set is a collection of unique elements with no specific order, while list is a collection of elements with a specific order and allows duplicates.

• Set does not allow duplicate elements, while list allows duplicates.

• Set does not maintain insertion order, while list maintains insertion order.

• Examples: HashSet is a set implementation, ArrayList is a list implementation.

Reverse a palindrome string using Java

• Create a function to check if a string is a palindrome

• If the string is a palindrome, reverse it using a StringBuilder

• Return the reversed string

To create a REST API, you need to define endpoints, implement CRUD operations, handle HTTP methods, and use frameworks like Spring Boot.

• Define endpoints for different resources (e.g. /users, /products)

• Implement CRUD operations (Create, Read, Update, Delete) for each endpoint

• Handle HTTP methods like GET, POST, PUT, DELETE

• Use frameworks like Spring Boot to simplify API development

Lambda functions in Java 8 allow for concise and functional programming style.

• Use the lambda operator '->' to define the lambda function.

• Specify the parameters and the body of the lambda function.

• Example: (int a, int b) -> a + b

Seeking new challenges and growth opportunities in a dynamic environment.

• Looking for opportunities to expand my skill set and knowledge in Java development.

• Interested in working on innovative projects that push boundaries and require creative problem-solving.

• Seeking a more collaborative and supportive team environment.

• Want to explore new technologies and methodologies in software development.

Assessing completeness of user stories using INVEST criteria.

• INVEST stands for Independent, Negotiable, Valuable, Estimable, Small, and Testable.

• A user story is complete if it meets all the criteria of INVEST.

• Independence: User story should be self-contained and not dependent on other stories.

• Negotiable: Details of the story can be negotiated between the team and stakeholders.

• Valuable: Story should deliver value to the...read more

Yes, RACI matrix is a tool used to clarify roles and responsibilities in a project or process.

• RACI stands for Responsible, Accountable, Consulted, and Informed.

• It helps in defining who is responsible for what tasks, who is accountable for the overall success, who needs to be consulted before decisions are made, and who needs to be kept informed.

• For example, in a software development project, the Business Analyst might ...read more

Address the concerns of the old school stakeholder by understanding their perspective, communicating effectively, and finding common ground.

• Listen to the stakeholder's concerns and try to understand their perspective.

• Communicate the benefits of the new requirement in a way that resonates with the stakeholder's values and priorities.

• Find common ground by highlighting areas where the new requirement aligns with the stake...read more

Requirement gathering is the process of collecting and documenting requirements from stakeholders, while requirement elicitation is the process of discovering and extracting requirements from stakeholders.

• Requirement gathering involves documenting known requirements, while requirement elicitation involves uncovering hidden or unspoken requirements.

• Requirement gathering typically involves interviews, surveys, and docume...read more

The 3Cs of a user story are Card, Conversation, and Confirmation.

• Card: A user story is typically written on a physical or digital card to capture the essence of the requirement.

• Conversation: The user story should spark a conversation between the stakeholders to gather more details and clarify any doubts.

• Confirmation: The user story should have acceptance criteria that define when the story is considered complete.

SDLC stands for Software Development Life Cycle, which is a process used by software development teams to design, develop, and test high-quality software.

• SDLC is a structured process that consists of several phases such as planning, analysis, design, implementation, testing, and maintenance.

• Each phase in the SDLC has its own set of activities and deliverables that contribute to the overall development of the software.

• S...read more

Severity and priority are important concepts in software testing to determine the impact and urgency of a defect.

• Severity refers to the impact of a defect on the system or application. It is usually categorized as low, medium, or high.

• Priority, on the other hand, determines the urgency of fixing a defect. It is often classified as low, medium, or high.

• Example: A defect that causes the application to crash every time a ...read more

A test plan is a document outlining the approach, resources, schedule, and scope of testing activities.

• Test plan defines the testing activities to be performed, such as test objectives, test strategies, and test deliverables.

• It includes details on the test environment, test tools, and test schedule.

• Test plan also outlines the roles and responsibilities of team members involved in testing.

• It serves as a guide for the te...read more

A dashboard in Salesforce is a visual representation of key metrics and data from reports, allowing users to track performance and make informed decisions.

• Dashboards in Salesforce display charts, graphs, tables, and metrics based on underlying reports.

• Users can customize dashboards to show specific data relevant to their role or objectives.

• Dashboards can be shared with other users or groups within the Salesforce platfo...read more

Profiles in Salesforce define what a user can do in the system.

• Profiles control access to objects, fields, and records

• They determine which tabs and apps are visible to users

• Profiles also specify permissions like create, read, edit, delete

• Example: A Sales profile may have access to Leads and Opportunities but not to Accounts

Various documents like project plan, requirements, design documents, test cases, user manuals, etc.

• Project plan outlining goals and timelines

• Requirements document detailing project needs

• Design documents for technical specifications

• Test cases for quality assurance

• User manuals for end users

I manage my team members by fostering open communication, setting clear expectations, providing support, and recognizing their contributions.

• Foster open communication by encouraging team members to share their ideas and concerns

• Set clear expectations by outlining goals, deadlines, and responsibilities

• Provide support by offering guidance, resources, and assistance when needed

• Recognize contributions by acknowledging and ...read more

I am seeking new challenges and opportunities for growth in my career.

• Looking for new challenges to continue learning and developing skills

• Seeking opportunities for career advancement and growth

• Interested in exploring different industries or sectors

• Want to work with a new team and expand professional network