Cybage Interview Questions, Process, and Tips for Experienced

Q1. About my experience and role and responsibilities i hold
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Q2. Domain related and process related
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Q1. What is the Hashmap in Java? Hashmap vs Lists
Ans. 
Hashmap is a data structure in Java that stores key-value pairs. It provides fast retrieval and insertion of elements.
• Hashmap uses hashing to store and retrieve elements based on keys

• It allows null values and only one null key

• Lists are ordered collections while Hashmap is not

• Lists allow duplicate elements while Hashmap does not
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Q2. Why use Advanced Java?
Ans. 
Advanced Java is used to develop complex and high-performance applications that require advanced features and functionalities.
• Advanced Java provides advanced features like multithreading, networking, and database connectivity.

• It allows for the development of robust and scalable enterprise applications.

• Advanced Java frameworks like Spring and Hibernate simplify application development.

• It enables the creation of secure a...read more
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Q3. What is the need for SpringBoot?
Ans. 
SpringBoot is a framework that simplifies the development of Java applications by providing a lightweight, opinionated approach.
• SpringBoot eliminates the need for boilerplate code and configuration, allowing developers to focus on writing business logic.

• It provides a wide range of built-in features and libraries, such as embedded servers, dependency management, and auto-configuration.

• SpringBoot promotes modular and sca...read more
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First round had MCQ for aptitude as code snippets.

Q1. Technical interview had mostly questions related to SQL, Java, and Angular. The level was medium.
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Q1. HR had a group discussion to check leadership and communication skills
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Q1. What are action filters?
Ans. 
Action filters are attributes that can be applied to controller actions to modify the way they behave.
• Action filters are used to perform tasks before or after an action method executes.

• They can be used to modify the result of an action method.

• Examples include authentication filters, caching filters, and exception filters.
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Q2. What is attribute handling?
Ans. 
Attribute handling refers to the management and manipulation of attributes in software development.
• Attributes are characteristics or properties of an object or entity.

• Attribute handling involves defining, accessing, modifying, and deleting attributes.

• Attributes can be used to store data, control behavior, or provide metadata.

• Examples of attribute handling include setting the color of a button, retrieving the size of a ...read more
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Q3. How do you handle error in MVC?
Ans. 
Errors in MVC can be handled using try-catch blocks, custom error pages, and logging.
• Use try-catch blocks to catch exceptions and handle them appropriately

• Create custom error pages to display user-friendly error messages

• Implement logging to track errors and debug issues

• Use ModelState.IsValid to validate user input and prevent errors

• Use global error handling filters to handle errors across the application
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Q4. What is server side validation?
Ans. 
Server side validation is the process of validating user input on the server before processing it.
• It ensures that the data received from the client is valid and secure.

• It prevents malicious attacks and data breaches.

• It reduces the load on the client-side and improves performance.

• Examples include checking for required fields, data type, length, and format.

• It is an essential part of web application security.
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Q5. Which code segement starts jquery execution?
Ans. 
The code segment that starts jquery execution is $(document).ready(function(){...});
• $() is a shorthand for jQuery() function

• document refers to the HTML document object

• ready() method waits for the document to be fully loaded

• function(){} is the code block that executes when the document is ready
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Q6. What is serialization?
Ans. 
Serialization is the process of converting an object into a format that can be stored or transmitted.
• Serialization is used to save the state of an object and recreate it later.

• It is commonly used in network communication to transmit data between different systems.

• Examples of serialization formats include JSON, XML, and binary formats like Protocol Buffers.

• Serialization can also be used for caching and data persistence.
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Q7. What is Web API (applicaation programming interfeace) ?
Ans. 
Web API is a set of protocols and tools for building software applications that communicate with each other through the internet.
• Web API allows different software applications to communicate with each other over the internet.

• It uses a set of protocols and tools to enable this communication.

• Web API is commonly used in web development to allow web applications to interact with each other.

• Examples of Web APIs include Goog
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Q8. What is media type formatters?
Ans. 
Media type formatters are used to serialize and deserialize data in Web API.
• Media type formatters are responsible for converting data between CLR objects and their serialized representation.

• They are used in Web API to format the response data based on the client's request.

• Examples of media type formatters include JSON, XML, and BSON.

• Developers can create custom media type formatters to support other data formats.
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Q9. What is selector method?
Ans. 
Selector method is used to select and manipulate elements in a web page using CSS selectors.
• Selector method is a part of CSS (Cascading Style Sheets).

• It is used to select and manipulate HTML elements based on their attributes, classes, and IDs.

• Examples of selector methods include getElementById(), getElementsByClassName(), and querySelectorAll().
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Q10. What is application pool in IIS?
Ans. 
Application pool is a container for applications hosted on IIS.
• It provides a separate process and memory space for each application.

• It helps in isolating applications from each other.

• It allows for better resource management and application availability.

• It can be configured with different settings like .NET framework version, identity, etc.
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Q11. What are security settings in IIS?
Ans. 
Security settings in IIS are configurations that help protect web applications from unauthorized access and attacks.
• IIS Manager allows for configuring security settings for websites and applications

• Authentication settings can be configured to control access to resources

• IP and domain restrictions can be set to allow or deny access to specific clients

• SSL/TLS settings can be configured to encrypt traffic between clients a...read more
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Q1. Manual testing and agile framework
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Q1. About the job profile and experience
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Q1. All java selenium questions about.. methods, constructor, oops Project discussion
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