ViaPlus by VINCI Highways Interview Questions, Process, and Tips

Q1. Coding questions
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Q2. Testing concepts
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Q1. Hands on questions on Sql Server based on Scenario
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Q1. Real time project implementation
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Real time project implementation involves developing software that processes and responds to data in real time.
• Understand the requirements and constraints of the project

• Choose appropriate technologies for real-time processing (e.g. Kafka, Spark)

• Implement data pipelines for continuous data ingestion and processing

• Ensure scalability and fault tolerance of the system

• Test the system thoroughly to handle real-time data stre
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Q1. Real time project implementation
Ans. 
Real time project implementation involves developing software that processes and displays data in real time.
• Understand the requirements and constraints of the project

• Choose appropriate technologies for real-time processing

• Implement data streaming and processing algorithms

• Ensure scalability and reliability of the system

• Test the system thoroughly to handle real-time data

• Monitor and optimize performance for real-time resp
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Q1. Salary Discussion
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Q1. Difference between ref and out
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ref is used for passing a variable by reference, while out is used for passing a variable by reference and also requires the variable to be initialized before passing.
• ref keyword is used to pass a variable by reference, allowing the called method to modify the value of the variable.

• out keyword is similar to ref, but it requires the variable to be initialized before passing to the method.

• Example: int x = 10; Method(ref ...read more
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Q2. What are oops components in c#
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OOPs components in C# are the building blocks of object-oriented programming, including classes, objects, inheritance, polymorphism, and encapsulation.
• Classes: Blueprint for creating objects with properties and methods.

• Objects: Instances of classes that hold data and behavior.

• Inheritance: Ability to create new classes based on existing ones, inheriting their properties and methods.

• Polymorphism: Ability to use a single ...read more
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Q1. What is mvc ?
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MVC stands for Model-View-Controller, a software design pattern for organizing code in a way that separates concerns.
• Model represents the data and business logic of the application.

• View is responsible for displaying the data to the user.

• Controller acts as an intermediary between Model and View, handling user input and updating the Model accordingly.

• Example: In a web application, the Model could be a database, the View ...read more
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Q2. How many types of joins in sql server
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There are four types of joins in SQL Server: INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN.
• INNER JOIN: Returns rows when there is at least one match in both tables.

• LEFT JOIN: Returns all rows from the left table and the matched rows from the right table.

• RIGHT JOIN: Returns all rows from the right table and the matched rows from the left table.

• FULL JOIN: Returns rows when there is a match in one of the tables.
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Test based on aptitude

2 medium level questions and some mcqs

Q1. Some basic hr questions
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