CGI Group Engineer Trainee Interview Questions and Answers

Q1. What is Class in Java ?
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Q2. What is OOB in Java?
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Q1. About SQL and DBMS
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Q2. About DSA, Improvizing program
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Tracing the Flowchart

Q1. What is multithreading
Ans. 
Multithreading is the ability of a CPU to execute multiple threads concurrently, allowing for better performance and resource utilization.
• Multithreading allows multiple threads to run concurrently within the same process.

• Each thread has its own stack and program counter, but shares the same memory space.

• Multithreading can improve performance by utilizing multiple CPU cores efficiently.

• Examples of multithreading include...read more
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Q2. What is hash map
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A hash map is a data structure that stores key-value pairs and allows for efficient retrieval of values based on keys.
• Hash maps use a hash function to map keys to indexes in an array, allowing for constant time retrieval of values.

• Collisions can occur when multiple keys hash to the same index, which can be resolved using techniques like chaining or open addressing.

• Example: HashMap map = new HashMap<>()
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Python duration was 1 hour

Q1. What is the process to run a python program
Ans. 
To run a Python program, you need to write the code in a .py file, open a terminal or command prompt, navigate to the file's directory, and then run the program using the 'python' command.
• Write the Python code in a .py file using a text editor or an IDE

• Open a terminal or command prompt on your computer

• Navigate to the directory where the .py file is located using the 'cd' command

• Run the Python program by typing 'python ...read more
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Human vs robot technology

Q1. Based on resume
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Q2. Tell me about your skills
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I have strong problem-solving skills, excellent technical knowledge, and a passion for learning and improving.
• Proficient in programming languages such as Java, C++, and Python

• Experience with CAD software and engineering design principles

• Strong analytical skills and attention to detail

• Excellent communication and teamwork abilities

• Quick learner and adaptable to new technologies and tools
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Aptitude round was easy, main thing personality checking, dont panic, what you know just answer according to that

Q1. This was such an best interview i had in my clg. Even though i did not select in that, the interviewer was very friendly and the questions are also very simple. But the thing i did wrong is i did not do an...read more
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Q2. 1.self intro 2.os related most of the ques 3.2 coding ques based on python (very basic ques)
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Q1. Self intro and projects
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Q2. Few questions based on resume
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Q1. Tell me about yourself.
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Q1. Your full resume and core basic knowledge
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Q1. What are your salary expectations?
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Q2. What is your family background?
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Q3. What are your strengths and weaknesses?
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Q4. Tell me about yourself.
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