Birlasoft Engineer Trainee Interview Questions and Answers

Some aptitude questions with coding questions

Q1. Types of constructors
Ans. 
Types of constructors include default constructor, parameterized constructor, copy constructor, and conversion constructor.
• Default constructor: Constructor with no parameters.

• Parameterized constructor: Constructor with parameters to initialize object properties.

• Copy constructor: Constructor that creates a new object as a copy of an existing object.

• Conversion constructor: Constructor that converts one data type to anoth
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Q2. About internet of things
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Human vs robot technology

Q1. Based on resume
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Q2. Tell me about your skills
Ans. 
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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1st round was a hackathon coding.2 coding questions were asked

Q1. What is synchronisation
Ans. 
Synchronization is the coordination of multiple processes or threads to ensure their orderly execution.
• Synchronization is used to prevent race conditions and ensure data consistency.

• It involves using locks, semaphores, or other mechanisms to control access to shared resources.

• Examples of synchronization include mutual exclusion, critical sections, and inter-process communication.

• Synchronization can also be achieved thr...read more
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Q2. What is deadlock 2 Coding questions and asked to execute them
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Q3. What is thread ? Oops concepts
Ans. 
A thread is a lightweight process that can run concurrently with other threads within a program.
• Threads allow for parallelism and can improve performance in certain situations.

• Threads share the same memory space as the parent process.

• Threads can communicate with each other through shared memory or message passing.

• Thread safety is important to prevent race conditions and other concurrency issues.

• Examples of multi-thread...read more
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Q1. Self introduction About project
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Q2. Scenario based questions
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Time based mcqs are there

Q1. Swap two numbers without using third variable
Ans. 
Swap two numbers without using a third variable
• Use bitwise XOR operation to swap two numbers without using a third variable

• Example: a = 5, b = 7. a = a XOR b, b = a XOR b, a = a XOR b will swap the values
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Q1. Company related questions
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