Matrix ComSec AI Engineer Interview Questions and Answers

Q1. Oops concepts and SOLID
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Q1. How good at problem solving and what are your areas of interes?
Ans. 
I am an excellent problem solver with a keen interest in algorithm design and optimization.
• I enjoy breaking down complex problems into smaller, more manageable components.

• I have experience in developing efficient algorithms for data processing and analysis.

• I am always looking for ways to optimize code and improve performance.

• I am interested in exploring new technologies and frameworks to solve problems in innovative wa
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Q2. What new do you know?
Ans. 
I have knowledge in various programming languages, frameworks, and technologies.
• Proficient in Java, Python, and C++

• Experience with web development using HTML, CSS, and JavaScript

• Familiarity with databases such as MySQL and MongoDB

• Knowledge of software development methodologies like Agile and Scrum

• Understanding of design patterns and object-oriented programming principles
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Q1. Explained about micro front end in react js
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Q1. Reason for job change
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Q2. Can i Work from office for 15 days each month?
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Hacker rank codinv problems level medium

Q1. Coding round again D and S
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Q1. System design tech dummies
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Q1. Common questions , why we should hire you , achievements
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Q1. Reverse linked list using the recursion
Ans. 
Reverse a linked list using recursion
• Create a recursive function that takes the head of the linked list as input

• Base case: if the head is null or the next node is null, return the head

• Recursively call the function with the next node as input

• Set the next node's next pointer to the current node

• Set the current node's next pointer to null

• Return the new head of the reversed linked list
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Q2. Find max number in the linked list using stack.
Ans. 
To find max number in linked list using stack.
• Create an empty stack.

• Traverse the linked list and push each element onto the stack.

• Pop elements from the stack and compare with max value.

• Return the max value.
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Aptitude relates questions... It was modratley difficult

Q1. Twchnical rouns. Qas easy... Asked questions oc C and some. Projects
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Q2. Reverse linked list using recursion
Ans. 
Reverse a linked list using recursion
• Create a recursive function that takes the head of the linked list as input

• Base case: if the head is null or the next node is null, return the head

• Recursively call the function with the next node as input

• Set the next node's next pointer to the current node

• Set the current node's next pointer to null

• Return the new head of the reversed linked list
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Q3. What is difference between mutex semaphore?
Ans. 
Mutex is a locking mechanism to ensure exclusive access to a shared resource, while semaphore is a signaling mechanism to control access to a shared resource.
• Mutex allows only one thread to access the shared resource at a time, while semaphore can allow multiple threads to access the shared resource simultaneously.

• Mutex is binary, meaning it has only two states - locked and unlocked, while semaphore can have multiple s...read more
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Q1. Sorting methodologies
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Q2. Questions based on previous company projects
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