Virtusa Consulting Services Interview Questions, Process, and Tips

Q1. About your self
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Q2. Fibonacci series
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Q1. Javscript question , let , const, var difference ?
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Q1. Basic ios development questions
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Q2. Core data or any other data base
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Q1. Validation technique in MVC?
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Validation in MVC ensures data entered by user meets specified criteria before processing.
• Validation can be done using data annotations in model classes.

• Validation can also be performed using ModelState.IsValid in controller actions.

• Client-side validation can be implemented using JavaScript libraries like jQuery Validate.
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Q2. Difference between partial and render partial in MVC?
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Partial is used to render a specific portion of a view, while render partial is used to render a partial view within another view in MVC.
• Partial is used to render a specific portion of a view in MVC.

• Render partial is used to render a partial view within another view in MVC.

• Partial can be used to render a reusable piece of code in multiple views.

• Render partial is useful for rendering common elements like headers or foot...read more
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Program to find Power of number by passing base number and power number

Q1. Diff between abstract class and interface
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Abstract class can have both abstract and non-abstract methods, while interface can only have abstract methods.
• Abstract class can have constructor, fields, and methods, while interface cannot have any of these.

• A class can extend only one abstract class, but can implement multiple interfaces.

• Abstract classes are used to define a common behavior among subclasses, while interfaces are used to define a contract for classes...read more
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Q2. Explain about handler methods
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Handler methods in Java are methods that are responsible for handling incoming requests and generating responses.
• Handler methods are typically defined in classes annotated with @Controller or @RestController.

• These methods are mapped to specific URLs using @RequestMapping or other mapping annotations.

• Handler methods can have parameters such as HttpServletRequest, HttpServletResponse, or model attributes.

• The return value...read more
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Q1. Java 8, exception handling for method overriding, collections basic on HashMap , hash set, blocking queue. Transient volatile
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