10+ Siddhartha Engineering Limited Interview Questions and Answers

I will use Excel data for project analysis by organizing and analyzing project data, creating charts and graphs for visualization, and identifying trends and patterns.

• Organize project data in Excel sheets for easy access and analysis

• Use Excel functions and formulas to calculate project metrics and KPIs

• Create charts and graphs to visualize project progress and performance

• Identify trends and patterns in project data to make informed decisions

• Use pivot tables to summarize and an...read more

I would refuse to create a policy with malicious IP addresses as it goes against ethical and legal standards.

• Explain to the client the ethical and legal implications of creating a policy with malicious IP addresses

• Offer alternative solutions that align with security best practices

• Report the request to the appropriate authorities if necessary

ForkJoin is used for parallel processing while concatMap is used for sequential processing.

• ForkJoin is used to split a task into smaller sub-tasks that can be executed in parallel.

• concatMap is used to sequentially process a stream of data.

• ForkJoin can improve performance by utilizing multiple threads to execute tasks in parallel.

• concatMap is useful when the order of data processing is important.

• ForkJoin is commonly used in reactive programming frameworks like RxJava.

• concatMap...read more

To check for memory leaks, monitor memory usage, use memory profiling tools, analyze code for potential leaks, and perform regular testing.

• Monitor memory usage over time to identify any abnormal increases

• Use memory profiling tools like Valgrind, Purify, or LeakSanitizer to detect leaks

• Analyze code for potential memory leaks such as not freeing allocated memory

• Perform regular testing to catch memory leaks early in the development process

Git merge combines changes from different branches, while rebase moves the entire branch to a new base commit.

• Git merge creates a new commit with combined changes from different branches.

• Git rebase moves the entire branch to a new base commit, rewriting commit history.

• Rebase results in a linear commit history, while merge retains the branching history.

• Rebase is useful for keeping a clean and linear commit history, while merge is better for preserving the context of changes.

• Ex...read more

Object-oriented programming (OOP) is a programming paradigm based on the concept of objects, which can contain data in the form of fields (attributes or properties) and code in the form of procedures (methods).

• OOP focuses on creating objects that interact with each other to solve a problem.

• Key concepts include encapsulation, inheritance, polymorphism, and abstraction.

• Encapsulation involves bundling data and methods that operate on the data into a single unit.

• Inheritance allow...read more

The upgrade process of a firewall involves planning, testing, implementing, and monitoring changes to ensure network security.

• Plan the upgrade by identifying the current firewall version and researching the latest version available

• Backup firewall configurations and settings before starting the upgrade process

• Test the upgrade in a lab environment to ensure compatibility and identify any potential issues

• Schedule a maintenance window for the upgrade to minimize impact on network...read more

Project life cycle involves phases from initiation to closure, ensuring successful completion of a project.

• Initiation phase involves defining project scope and objectives.

• Planning phase includes creating a project plan, schedule, and budget.

• Execution phase involves implementing the project plan.

• Monitoring and controlling phase ensures project stays on track.

• Closure phase involves delivering the final product and evaluating project success.

Inbound policy refers to rules and guidelines set by an organization for receiving incoming communications or data.

• Inbound policy outlines procedures for handling emails, phone calls, and other forms of communication from external sources.

• It may include guidelines for filtering and prioritizing incoming messages based on urgency or importance.

• Inbound policies can also address security measures for screening and verifying the authenticity of incoming data.

• Examples of inbound p...read more

MVC stands for Model-View-Controller. Controller is a component that handles user input and updates the model and view accordingly.

• MVC is a software design pattern commonly used in web development

• Controller is responsible for handling user input and updating the model and view

• Controller acts as an intermediary between the model and the view

• Examples: ASP.NET MVC, Spring MVC, Ruby on Rails

Java exception hierarchy includes Throwable, Error, and Exception classes.

• Java exception hierarchy starts with Throwable class.

• Throwable class has two subclasses: Error and Exception.

• Error class represents serious problems that a reasonable application should not try to catch.

• Exception class represents exceptional conditions that a reasonable application might want to catch.

Template forms are static while reactive forms are dynamic.

• Template forms are easier to create and maintain.

• Reactive forms allow for more complex validation and dynamic behavior.

• Template forms are suitable for simple forms with few fields.

• Reactive forms are suitable for complex forms with many fields and dependencies.

• Reactive forms use observable streams to manage form data.

• Template forms use two-way data binding to manage form data.

AD Connect is a tool used to synchronize on-premises Active Directory with Azure Active Directory.

• Allows for single sign-on for users across on-premises and cloud environments

• Enables password hash synchronization for seamless user authentication

• Supports hybrid identity management for organizations using both on-premises and cloud resources