Contizant Technologies Interview Questions, Process, and Tips for Experienced

Absolute xpath specifies the complete path from the root element to the desired element, while relative xpath specifies the path relative to the current element.

• Absolute xpath starts with a single forward slash (/) and is more specific.

• Relative xpath starts with a double forward slash (//) and is more flexible.

• Absolute xpath is more prone to breaking if the structure of the page changes.

• Relative xpath is easier to main...read more

Dependency injection is a design pattern in which components are given their dependencies rather than creating them internally.

• Allows for easier testing by injecting mock dependencies

• Promotes loose coupling between components

• Improves code reusability and maintainability

• Commonly used in frameworks like Spring in Java

Spark is a distributed computing framework used for big data processing and analytics.

• Spark is an open-source framework developed by Apache Software Foundation.

• It is used for processing large datasets in a distributed computing environment.

• Spark provides APIs for programming in Java, Scala, Python, and R.

• It supports various data sources including Hadoop Distributed File System (HDFS), Cassandra, and Amazon S3.

• Spark inc...read more

Listen actively, ask clarifying questions, and provide options based on their needs.

• Listen actively to understand their needs and concerns.

• Ask clarifying questions to get more information.

• Provide options based on their needs and limitations.

• Collaborate with the client to come up with a solution.

• Document the requirements and get their approval.

Java and micro service design patterns involve structuring code for scalability and flexibility.

• Use of design patterns like Singleton, Factory, and Observer for creating microservices in Java.

• Implementing Circuit Breaker pattern to handle failures and prevent cascading failures in microservices architecture.

• Applying API Gateway pattern to manage and secure communication between microservices.

• Utilizing Service Registry ...read more

Java 8 introduced several new features such as lambda expressions, functional interfaces, streams, and default methods.

• Lambda expressions allow for more concise code by enabling functional programming.

• Functional interfaces are interfaces with a single abstract method, which can be implemented using lambda expressions.

• Streams provide a way to process collections of objects in a functional style.

• Default methods allow int...read more

Spark is a distributed computing framework for big data processing.

• Spark is used for processing large datasets in parallel across a cluster of computers.

• It can be used for various use cases such as data processing, machine learning, and real-time stream processing.

• Spark provides APIs for programming in Java, Scala, Python, and R.

• Examples of companies using Spark include Netflix, Uber, and Airbnb.

Listen actively, empathize, clarify their concerns, and offer solutions.

• Listen actively to their concerns and ask open-ended questions to clarify their needs.

• Empathize with their situation and show understanding of their perspective.

• Clarify their concerns and offer solutions that meet their needs.

• Communicate clearly and professionally, and document all discussions and agreements.

• Involve other team members or stakeholde...read more

Spark is a distributed computing framework used for big data processing and analytics.

• Spark is an open-source framework developed by Apache Software Foundation.

• It is used for processing large datasets in a distributed computing environment.

• Spark supports multiple programming languages such as Java, Scala, Python, and R.

• It provides various libraries for machine learning, graph processing, and streaming data processing.

• S...read more

Listen actively, ask clarifying questions, and provide examples to help the client articulate their needs.

• Listen carefully to the client's requirements

• Ask clarifying questions to better understand the client's needs

• Provide examples to help the client articulate their requirements

• Collaborate with the client to develop a clear and concise project scope