SemiDot InfoTech Interview Questions and Answers

Verbal communicatiom, attention to detail, email writing part

Q1. General question with maths
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Q2. Percentage related sums
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Q1. Interview question with maths
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Q2. Percentage , profit related sums
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Q1. What are the different osi layers
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The OSI (Open Systems Interconnection) model consists of 7 layers that define the functions of a network communication system.
• Physical Layer: Deals with physical connections and transmission of raw data.

• Data Link Layer: Manages data frames and error detection/correction.

• Network Layer: Handles routing and logical addressing.

• Transport Layer: Ensures end-to-end communication and data flow control.

• Session Layer: Establishe...read more
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Q1. Basic details about yourself
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Q1. What are some ways to avoid deadlock?
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Avoid deadlock by implementing proper resource allocation strategies and using techniques like timeouts and resource ordering.
• Implement proper resource allocation strategies to prevent multiple processes from holding resources indefinitely.

• Use timeouts to limit the amount of time a process can wait for a resource before releasing it.

• Follow a strict resource ordering protocol to ensure processes request and release reso...read more
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Q1. How would you handle Agile Transformation to Productize an existing Team
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I would start by assessing the current team's strengths and weaknesses, then create a roadmap for Agile transformation and productization.
• Conduct a thorough assessment of the team's current processes, skills, and mindset towards Agile practices

• Identify key stakeholders and involve them in the transformation process to ensure buy-in and support

• Develop a clear roadmap with specific goals, milestones, and timelines for th...read more
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Q2. How to manage High Technical Skilled resources who do not follow any process
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Managing high technical skilled resources who do not follow any process requires clear communication, setting expectations, providing guidance, and offering incentives.
• Communicate the importance of following processes and the impact on the team and project.

• Provide clear guidelines and expectations for following processes.

• Offer training and support to help the team understand and implement processes effectively.

• Recogniz...read more
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Q3. What would you propose to build a scrum team
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To build a scrum team, I would focus on selecting diverse team members, establishing clear roles and responsibilities, providing training, and promoting open communication.
• Select diverse team members with a mix of skills and experience

• Establish clear roles and responsibilities for each team member

• Provide training on scrum principles and practices

• Promote open communication and collaboration within the team

• Encourage cont
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Q4. Do you hvae experience of Managing Complex Team dynamics
Ans. 
Yes, I have extensive experience managing complex team dynamics in previous leadership roles.
• Led a team of diverse individuals with varying skill sets and personalities to successfully complete a project

• Resolved conflicts and promoted collaboration among team members

• Implemented strategies to improve communication and productivity within the team

• Adapted leadership style to effectively manage different team dynamics
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Q5. When did you last use Agile Processes
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I last used Agile Processes in my previous role as a Project Manager, where we implemented Scrum methodology for a software development project.
• Implemented Scrum methodology for software development project

• Held daily stand-up meetings to track progress and address any issues

• Used Kanban boards to visualize workflow and prioritize tasks
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Q1. The Knowledge and Skills
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Q1. The interviewer asked about the process, which differs from company to company. As my current company does not follow the process, the interviewer rejected me.
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Q1. How to rotate a matrix?
Ans. 
To rotate a matrix, transpose it and then reverse each row or column depending on the direction of rotation.
• Transpose the matrix by swapping elements across the diagonal

• For clockwise rotation, reverse each row of the transposed matrix

• For anti-clockwise rotation, reverse each column of the transposed matrix
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Q2. How to find a particular element in a sorted array?
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Use binary search to efficiently find a particular element in a sorted array.
• Start by comparing the target element with the middle element of the array.

• If the target element is less than the middle element, search the left half of the array.

• If the target element is greater than the middle element, search the right half of the array.

• Repeat the process until the target element is found or the search space is empty.
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Q1. What is angular Directives
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Angular Directives are markers on a DOM element that tell AngularJS's HTML compiler to attach a specified behavior to that DOM element.
• Directives are used to create reusable components or custom behaviors in Angular applications.

• They can be used to manipulate the DOM, add event listeners, show/hide elements, etc.

• Examples include ngModel, ngIf, ngFor, etc.
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Q2. How to communicate with components
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Methods to communicate between components in Angular include Input and Output properties, ViewChild, Services, and Event Emitters.
• Using Input and Output properties to pass data from parent to child components and emit events from child to parent components.

• Using ViewChild to access child components from parent components.

• Using Services to create a shared service that can be injected into multiple components to share da...read more
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Q1. Senior Technical Recruitment
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Q2. Documents Required submitted
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Q1. VP round selected
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Q2. Took all rounds
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Q3. Two to three people take interview
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1st round was Aptitude, which is average difficultly level.

2nd round was Group Discussions, here they only check our communication.

Q1. Techincal Round, here the technical questions about our bachgroud were asked. They will ask questions based on our resume.
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Q2. What is Artificial Intelligence?
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Artificial Intelligence is the simulation of human intelligence processes by machines, especially computer systems.
• AI involves machines performing tasks that typically require human intelligence, such as visual perception, speech recognition, decision-making, and language translation.

• Machine learning is a subset of AI that enables machines to learn from data and improve their performance over time.

• Examples of AI applic...read more
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Q3. What is Power BI?
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Power BI is a business analytics tool by Microsoft that provides interactive visualizations and business intelligence capabilities.
• Power BI is a data visualization tool used to create interactive reports and dashboards.

• It allows users to connect to various data sources, clean and transform data, and create visually appealing reports.

• Power BI offers a wide range of visualization options such as charts, graphs, maps, and...read more
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Q4. How to load Data in Power BI?
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Data can be loaded in Power BI by connecting to various data sources like Excel, SQL databases, online services, etc.
• Connect to data sources by clicking on 'Get Data' in Power BI

• Select the desired data source (e.g. Excel, SQL Server, SharePoint, etc.)

• Choose the specific data tables or queries to import into Power BI

• Transform and clean the data using Power Query Editor if needed

• Load the data into Power BI model for visu
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Q5. Explain about your final year project?
Ans. 
Developed a predictive analytics model for predicting customer churn in a telecom company.
• Used machine learning algorithms like logistic regression and random forest for analysis.

• Performed data preprocessing, feature engineering, and model evaluation.

• Achieved an accuracy of 85% in predicting customer churn.

• Presented findings and recommendations to the telecom company's management team.
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Full c concept MCQ with IQ and Computaional Thinking

Q1. Number system convertion in c
Ans. 
Number system conversion in C involves converting numbers between different bases, such as decimal to binary or hexadecimal.
• Use functions like itoa() to convert integers to strings in different bases

• Use strtol() to convert strings to integers in different bases

• Remember to specify the base when converting numbers
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Q2. Pointers, struct, Data Structure
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Q1. Decimal to Binary Convertion
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Q2. Hexa Decimal to Binary convertion
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