CGI Group Interview Questions, Process, and Tips

Q1. OOPS concepts will be asked mandatory
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Q2. DBMS normalization, principles will be asked SQL Queries
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Q1. Basic communication skills will be tested
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Q2. Why do you want to work?
Ans. 
I want to work to contribute my skills and knowledge to a team, learn and grow professionally, and make a positive impact.
• Contribute my skills and knowledge to a team

• Learn and grow professionally

• Make a positive impact
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Q1. BASIC DDIC AND REPORTS
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Q2. What is domian? what are data element? how to create database table?
Ans. 
Domain is the area of expertise or knowledge, data elements are individual pieces of data, and database tables are structures to store data.
• Domain refers to a specific area of expertise or knowledge, such as healthcare, finance, or education.

• Data elements are individual pieces of data that make up a larger dataset, such as name, age, address, etc.

• To create a database table, you need to define the table's structure incl...read more
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Q1. Singleton can be broken by cloning, how to prevent it?
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To prevent Singleton from being broken by cloning, we can override the clone method and throw an exception.
• Override the clone method in the Singleton class and throw an exception to prevent cloning.

• Alternatively, you can return the same instance in the clone method instead of creating a new instance.

• Use serialization and deserialization to create a new instance of the Singleton class.
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Q2. Remove repeating letters in a string using streams
Ans. 
Use streams to remove repeating letters in a string
• Convert the string to a character array

• Use a stream to filter out repeating characters

• Collect the characters back into a string
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It was good it was good

Q1. What is oop concept in java
Ans. 
OOP (Object-Oriented Programming) is a programming paradigm based on the concept of objects, which can contain data and code.
• OOP in Java involves creating classes and objects, encapsulation, inheritance, and polymorphism.

• Classes are blueprints for objects, defining their properties and behaviors.

• Encapsulation involves bundling data (attributes) and methods (functions) that operate on the data within a single unit.

• Inher...read more
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Q2. What is exception handling in java
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Exception handling in Java is a mechanism to handle runtime errors and prevent program crashes.
• Exceptions are objects that are thrown at runtime when an error occurs.

• Try block is used to enclose the code that might throw an exception.

• Catch block is used to handle the exception and provide a specific response.

• Finally block is used to execute code regardless of whether an exception is thrown or not.

• Example: try { // code...read more
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2 easy questions where we need to solve one question to qualify

Q1. Favourite subjects during my academics and about projects
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Q2. Programming languages which I am good at and what are the problems that I have solved
Ans. 
I am proficient in Java, Python, and C++. I have solved problems related to data structures, algorithms, and software development.
• Proficient in Java, Python, and C++

• Solved problems related to data structures and algorithms

• Experience in software development projects
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Q1. Basic Qns related to c# , angular and sql
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Q1. Scenario based complex coding question Advanced questions on c#
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Q1. Managerial Round
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Q1. Relocation and other formalities
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Q2. Basic HR questions
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