10+ Sraco Interview Questions and Answers

Scrum is an agile framework for managing and completing complex projects.

• Scrum involves a team working together to deliver a product incrementally

• The team has daily stand-up meetings to discuss progress and plan for the day

• Sprints are time-boxed iterations where the team completes a set of tasks

• The product backlog is a prioritized list of features to be completed

• The sprint backlog is a list of tasks to be completed during the sprint

• At the end of each sprint, the team reviews ...read more

To understand client problem effectively, it is important to actively listen, ask relevant questions, and analyze data.

• Actively listen to the client's concerns and needs

• Ask relevant questions to clarify the problem and gather more information

• Analyze data and information to identify the root cause of the problem

• Collaborate with the client to develop a solution that meets their needs

• Regularly communicate with the client to ensure the solution is effective

A business analyst is responsible for analyzing business processes and identifying areas for improvement.

• Identify business problems and opportunities

• Gather and analyze data to understand the current state of the business

• Develop and recommend solutions to improve business processes

• Collaborate with stakeholders to ensure solutions meet business needs

• Facilitate communication between technical and non-technical teams

Scrum velocity is the measure of the amount of work a scrum team can complete in a sprint.

• It is calculated by adding up the number of story points completed in a sprint.

• It helps the team to plan and estimate future sprints.

• It is not a measure of productivity, but rather a measure of capacity.

• It can be affected by various factors such as team size, experience, and complexity of tasks.

• For example, if a team completes 30 story points in a two-week sprint, their velocity is 15 st...read more

Breaking down a monolith into microservices involves identifying bounded contexts, decoupling components, and implementing communication mechanisms.

• Identify bounded contexts within the monolith to define the boundaries of microservices.

• Decouple components by extracting them into separate services with well-defined interfaces.

• Implement communication mechanisms such as RESTful APIs or message queues to enable interaction between microservices.

• Use containerization technologies l...read more

Improving ecommerce sales can be achieved through various strategies such as optimizing website design, enhancing customer experience, and implementing effective marketing campaigns.

• Optimize website design for better user experience

• Enhance customer experience through personalized recommendations and easy checkout process

• Implement effective marketing campaigns through social media, email marketing, and targeted ads

• Offer promotions and discounts to attract customers

• Provide exce...read more

Industry 4.0 is the fourth industrial revolution that focuses on the integration of advanced technologies to automate and optimize manufacturing processes.

• Industry 4.0 is characterized by the use of technologies such as the Internet of Things (IoT), artificial intelligence (AI), and robotics.

• It aims to create smart factories that are more efficient, flexible, and responsive to customer needs.

• Industry 4.0 also involves the use of big data analytics to improve decision-making a...read more

Fail-fast iterators throw ConcurrentModificationException if the collection is modified while iterating. Fail-safe iterators do not throw exceptions.

• Fail-fast iterators fail immediately if the collection is modified during iteration.

• Fail-safe iterators do not throw exceptions if the collection is modified during iteration.

• Fail-fast iterators are used in Java collections like ArrayList, HashMap.

• Fail-safe iterators are used in Java collections like CopyOnWriteArrayList, Concurr...read more

Zookeeper in Kafka is a distributed coordination service used for managing and maintaining configuration information, naming, providing distributed synchronization, and group services.

• Zookeeper is used by Kafka to manage broker metadata, topic configurations, and consumer group coordination.

• It helps in leader election, maintaining cluster membership, and detecting failures.

• Zookeeper ensures consistency and reliability in distributed systems by providing a centralized service ...read more

OOPs concepts refer to Object-Oriented Programming principles like inheritance, encapsulation, polymorphism, and abstraction.

• Inheritance: Allows a class to inherit properties and behavior from another class.

• Encapsulation: Bundling data and methods that operate on the data into a single unit.

• Polymorphism: Ability to present the same interface for different data types.

• Abstraction: Hiding the complex implementation details and showing only the necessary features.

Data types in programming define the type of data that can be stored and manipulated.

• Primitive data types: int, float, char, boolean

• Composite data types: array, struct, class

• Derived data types: pointer, function, reference

• Enumerated data types: enum