Barco Electronic Systems Senior Software Engineer and Lead Interview Questions and Answers

Tell about AC industry

Q1. Move zeros to end?
Ans. 
Move all zeros in an array of strings to the end while maintaining the order of non-zero elements.
• Iterate through the array and move all zeros to the end while keeping the order of non-zero elements.

• Use two pointers approach to swap elements in-place.

• Example: Input: ['a', 'b', 'c', '0', 'd', '0'], Output: ['a', 'b', 'c', 'd', '0', '0']
Answered by AI
Add your answer
Q2. WHat are AWS services?
Ans. 
AWS services are cloud computing services provided by Amazon Web Services.
• Compute services (e.g. EC2, Lambda)

• Storage services (e.g. S3, EBS)

• Database services (e.g. RDS, DynamoDB)

• Networking services (e.g. VPC, Route 53)

• Machine learning services (e.g. SageMaker)

• Analytics services (e.g. Redshift, Athena)
Answered by AI
Add your answer
Q3. What is dynamodb?
Ans. 
DynamoDB is a fully managed NoSQL database service provided by AWS.
• Fully managed NoSQL database service

• Scalable and high-performance

• Supports key-value and document data models

• Automatically replicates data across multiple Availability Zones for high availability
Answered by AI
Add your answer

Q1. How good are you at stress handling situations?
Ans. 
I am very good at handling stress situations, remaining calm and focused under pressure.
• I have experience working on high-pressure projects with tight deadlines.

• I am able to prioritize tasks effectively and stay organized during stressful situations.

• I have developed strong problem-solving skills that help me navigate stressful scenarios.

• I am able to communicate effectively with team members and stakeholders to manage s...read more
Answered by AI
Add your answer
Q2. Why daikin eloaborate this?
Ans. 
Daikin may elaborate on a topic to provide more detailed information or explanation.
• To provide a better understanding of a complex concept or product

• To address potential questions or concerns from customers

• To showcase the company's expertise and knowledge in the industry
Answered by AI
Add your answer

Java and test cases and test scenarios

Q1. What is smoke testing
Ans. 
Smoke testing is a preliminary testing to check if the basic functionalities of a software application are working fine.
• Smoke testing is a subset of regression testing.

• It is usually performed after a new build is received.

• The main purpose is to verify if the critical functionalities are working without any major issues.

• It is not exhaustive testing and is usually quick and shallow.

• Example: Checking if the login function
Answered by AI
Add your answer
Q2. What is Jira in details
Ans. 
Jira is a project management tool used for tracking issues, managing tasks, and organizing workflows.
• Jira is a popular tool developed by Atlassian for agile project management.

• It allows teams to create, assign, prioritize, and track tasks and issues.

• Jira offers customizable workflows, dashboards, and reporting features.

• Users can integrate Jira with other tools like Confluence, Bitbucket, and Slack.

• Examples of Jira feat...read more
Answered by AI
Add your answer

C programming Linux operating system

Q1. What is 3x2 array
Ans. 
A 3x2 array is a two-dimensional array with 3 rows and 2 columns.
• A 3x2 array can be represented as [['a', 'b'], ['c', 'd'], ['e', 'f']]

• Each element in the array is accessed using two indices, one for the row and one for the column

• Arrays are commonly used in programming to store and manipulate data
Answered by AI
Add your answer
Q2. What is mmu in linux
Ans. 
MMU stands for Memory Management Unit in Linux, responsible for translating virtual memory addresses to physical memory addresses.
• MMU is a hardware component that is responsible for managing the translation of virtual memory addresses to physical memory addresses.

• It helps in providing memory protection and isolation between different processes running on the system.

• MMU plays a crucial role in virtual memory management,...read more
Answered by AI
Add your answer

Q1. No question asked
Add your answer
Q2. No question asked here
Add your answer

Q1. What is your weakness
Add your answer
Q2. What is pn junction diode
Ans. 
A pn junction diode is a semiconductor device that allows current to flow in one direction only.
• Consists of p-type and n-type semiconductor materials

• When forward biased, allows current to flow easily

• When reverse biased, blocks current flow
Answered by AI
Add your answer

Q1. OOPS concepts with DSA in java
Ans. 
OOPS concepts in Java are principles like Inheritance, Encapsulation, Polymorphism, and Abstraction. DSA involves data structures and algorithms.
• OOPS concepts in Java include Inheritance, where a class inherits properties and behaviors from another class.

• Encapsulation involves bundling data and methods that operate on the data into a single unit.

• Polymorphism allows objects to be treated as instances of their parent cla...read more
Answered by AI
Add your answer
Q2. Questions related to resume projects and tech stacks used.
Add your answer

Q1. Questions related to previous experiences in team oriented internships
Add your answer

Basic aptitude train, time and work distance

Q1. Basics about my project and 3 eazy level coding question
Add your answer

Q1. Discuss about salary and work cultrue
Add your answer

Q1. Why to join WD?
Ans. 
WD offers exciting opportunities for growth and innovation in the software engineering field.
• Opportunity to work on cutting-edge technologies

• Collaborative and supportive work environment

• Career development and growth opportunities

• Strong company culture and values

• Global presence and diverse projects
Answered by AI
Add your answer
Q2. Detect loop in linked list
Ans. 
Use Floyd's Tortoise and Hare algorithm to detect loop in linked list.
• Initialize two pointers, slow and fast, at the head of the linked list.

• Move slow pointer by one step and fast pointer by two steps.

• If they meet at any point, there is a loop in the linked list.
Answered by AI
Add your answer
Q3. What are different product of WD?
Ans. 
WD offers a variety of products including external hard drives, internal hard drives, SSDs, and network attached storage devices.
• External hard drives

• Internal hard drives

• SSDs

• Network attached storage devices
Answered by AI
Add your answer
Q4. Do you want to ask any questions?
Add your answer

There was a coding round on techgig which i cleared

Q1. I was invited to the technical round which was also online
Add your answer
Q2. I could not attend the online technical round
Add your answer
Q3. 2 questions on dsa
Add your answer