Mantra Technologies Lead Engineer Interview Questions and Answers

Q1. Work experience
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Q1. Question related to Job profile
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Q2. Question to maintaining attrition
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Q1. Embedded c coding pointers structure
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Q2. Autosar bsw interview. Specifically DEM DCM
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Q3. Autosar concepts, it's architecture, rte
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Q1. Middleware in .net core
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Middleware in .NET Core is a pipeline of components that handle HTTP requests and responses.
• Middleware components can be added to the pipeline using the Use() method in the Startup class.

• Middleware can be used for authentication, logging, routing, and more.

• Middleware can be created using classes or lambda expressions.

• Middleware can be ordered in the pipeline using the Order property.

• Examples of middleware include Authe...read more
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Q2. Lifecycle hooks in Angular
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Lifecycle hooks are methods that allow you to tap into the lifecycle of a component or directive in Angular.
• There are eight different lifecycle hooks available in Angular.

• They are: ngOnChanges, ngOnInit, ngDoCheck, ngAfterContentInit, ngAfterContentChecked, ngAfterViewInit, ngAfterViewChecked, ngOnDestroy.

• Each hook is called at a specific point in the component or directive's lifecycle.

• For example, ngOnInit is called a...read more
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Q3. Singleton Design Principal
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Q1. Data traversal in mvc
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Data traversal in MVC involves accessing and manipulating data within the model layer of the MVC architecture.
• Data traversal is the process of accessing and manipulating data within the model layer of the MVC architecture

• This can be done using various techniques such as LINQ, foreach loops, and lambda expressions

• Data traversal is important for retrieving and displaying data to the user in the view layer of the MVC arch
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Q2. Life cycle of mvc
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MVC life cycle involves request processing, controller execution, view rendering, and response generation.
• The request is received by the front controller

• The front controller selects the appropriate controller

• The controller processes the request and returns a model

• The view is rendered using the model data

• The response is generated and sent back to the client
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Q1. What motivates you daily
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I am motivated daily by the opportunity to lead and inspire my team to achieve their goals.
• Seeing my team members grow and succeed

• Making a positive impact on the organization

• Challenging myself to continuously improve

• Recognition and appreciation for my work

• Setting and achieving goals

• Creating a positive work environment
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Q2. What to do if there is an issue in the release code
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Identify the issue, isolate the code, fix the issue, test the fix, and deploy the updated code.
• Identify the issue by reviewing logs and error messages.

• Isolate the code by identifying the specific module or function causing the issue.

• Fix the issue by updating the code and testing the fix.

• Test the fix by running automated and manual tests to ensure the issue is resolved.

• Deploy the updated code to the appropriate environm
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Q3. Code optimization techniques
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Code optimization techniques aim to improve the efficiency and speed of code execution.
• Use efficient algorithms and data structures

• Minimize memory usage and avoid unnecessary operations

• Use compiler optimizations and profiling tools

• Consider parallelization and concurrency

• Avoid premature optimization and focus on bottleneck areas
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Q1. Basic profile & experience related
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Q1. Ads, operation, platform technical part, logical part, case study handling situation
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Q2. There are various task to be performed, but totally depends on team lead, how they deal with it with different candidate
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Q1. Same as above asked by another person
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Q1. Question about Java 8
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Q2. Questions about Micro services
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Q1. Salary discussion
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Q2. Documentation and salary negotiation
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Assigning ICD and CPT for case study

Job oriented questions

Q1. Discussed about pay scale
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