Aov International Senior Engineer Interview Questions and Answers

Q1. What is ohm's law
Ans. 
Ohm's law states that the current flowing through a conductor is directly proportional to the voltage across it, and inversely proportional to the resistance of the conductor.
• Ohm's law is represented by the formula V = IR, where V is voltage, I is current, and R is resistance.

• It helps in calculating the relationship between voltage, current, and resistance in an electrical circuit.

• It is named after the German physicist...read more
Answered by AI
Add your answer
Q2. What is impedance
Ans. 
Impedance is the measure of opposition to the flow of alternating current in a circuit.
• Impedance is a complex quantity that includes both resistance and reactance.

• It is measured in ohms and is represented by the symbol Z.

• Impedance can be calculated using the formula Z = R + jX, where R is the resistance and X is the reactance.

• In AC circuits, impedance affects the flow of current and voltage.

• Impedance matching is import
Answered by AI
Add your answer

Q1. How much time you were working in your last company, what is the salary you ar expecting
Ans. 
I worked at my last company for 3 years and I am expecting a salary in line with industry standards.
• I worked at my last company for 3 years

• I am expecting a salary in line with industry standards
Answered by AI
Add your answer

Q1. Related to resume
Add your answer
Q2. Related to production
Add your answer

Basic knowledge from each topic

Q1. Based on topic pcb and others electronic components
Add your answer

Q1. How do you find the code performance issue in the code deployed in production?
Ans. 
To find code performance issues in production, use monitoring tools and profiling techniques.
• Use monitoring tools like New Relic, AppDynamics, or Datadog to track performance metrics and identify bottlenecks.

• Use profiling techniques like CPU profiling, memory profiling, and network profiling to pinpoint specific areas of the code that are causing performance issues.

• Analyze logs and error messages to identify patterns a...read more
Answered by AI
View 1 more answer
Q2. What is asynchronous programming
Ans. 
Asynchronous programming is a programming paradigm that allows multiple tasks to run concurrently without blocking each other.
• Asynchronous programming is used to improve the performance of applications that require a lot of I/O operations.

• It involves the use of callbacks, promises, and async/await keywords in JavaScript.

• Asynchronous programming can be used in both front-end and back-end development.

• Examples of asynchro...read more
Answered by AI
Add your answer
Q3. Write a program to change background after every 0.5 sec interval to orange,white,green on button click in Angular?
Ans. 
Program to change background color on button click in Angular
• Create a button in Angular template

• Add click event listener to the button

• Use setInterval() function to change background color after every 0.5 sec

• Use ngStyle directive to change background color dynamically
Answered by AI
Add your answer
Q4. How to load a component only after 3 of my services are loaded?
Ans. 
Use Angular's 'resolve' property to load component after services are loaded.
• Create a resolver service that waits for all three services to complete before resolving.

• Add the resolver service to the 'resolve' property of the component's route.

• Access the resolved data in the component using the ActivatedRoute service.

• Example: { path: 'my-component', component: MyComponent, resolve: { data: MyResolverService } }
Answered by AI
Add your answer
Q5. What is difference between iquerable and ienumrable
Ans. 
IQueryable is for querying data from a source that implements IQueryable interface while IEnumerable is for iterating over a collection of data.
• IQueryable is used for deferred execution while IEnumerable is used for immediate execution.

• IQueryable is used for querying data from a remote data source while IEnumerable is used for querying data from an in-memory collection.

• IQueryable is more efficient for large datasets as...read more
Answered by AI
Add your answer
Q6. When you go with entity framework and ado.net
Ans. 
Entity Framework is an ORM while ADO.NET is a data access technology.
• Entity Framework is easier to use and provides more abstraction than ADO.NET.

• ADO.NET is faster and more flexible than Entity Framework.

• Use Entity Framework for simple CRUD operations and ADO.NET for complex queries and performance-critical applications.
Answered by AI
Add your answer

Q1. What is Spring Boot and Various annotations used inside
Ans. 
Spring Boot is a framework for building standalone, production-grade Spring-based applications.
• Spring Boot provides a simpler and faster way to set up, configure, and run both web and non-web applications.

• Annotations used in Spring Boot include @SpringBootApplication, @RestController, @RequestMapping, @Autowired, and @ComponentScan.

• These annotations help with configuration, dependency injection, and mapping HTTP reques
Answered by AI
Add your answer
Q2. About React Basics .
Add your answer

Q1. Similar Questions as above and Some Design related questions
Add your answer

Q1. What are your salary expectations?
Add your answer
Q2. What is your family background?
Add your answer
Q3. Share details of your previous job.
Add your answer
Q4. Tell me about yourself.
Add your answer

Q1. What is different between for 1st angel and 3rd Angle ?
Ans. 
1st angle projection is commonly used in the United States, while 3rd angle projection is more commonly used in Europe and Asia.
• 1st angle projection places the object in the first quadrant, with the front view on the right and the top view on top.

• 3rd angle projection places the object in the third quadrant, with the front view on the left and the top view on top.

• 1st angle projection is commonly used in the United State...read more
Answered by AI
Add your answer
Q2. What is different between for 2 stoke engine and four stoke engine?
Ans. 
Two-stroke engines have a power stroke every revolution, while four-stroke engines have a power stroke every other revolution.
• Two-stroke engines have a simpler design with fewer moving parts compared to four-stroke engines.

• Two-stroke engines require a fuel-oil mixture for lubrication, while four-stroke engines have a separate oil system.

• Two-stroke engines are lighter and have a higher power-to-weight ratio than four-st...read more
Answered by AI
Add your answer

Q1. What is 5s types,what is Kaizan,and pokayoke ?
Ans. 
5S is a workplace organization method, Kaizen is continuous improvement, and Poka Yoke is error-proofing.
• 5S types refer to Sort, Set in order, Shine, Standardize, and Sustain for workplace organization.

• Kaizen is a Japanese term for continuous improvement in processes and products.

• Poka Yoke is a mistake-proofing technique to prevent errors in manufacturing processes.

• Example: Implementing 5S in a factory to improve effic...read more
Answered by AI
Add your answer
Q2. What is SQTCM ?
Ans. 
SQTCM stands for Software Quality Testing and Control Management. It is a process that ensures software products meet quality standards.
• SQTCM involves creating test plans and test cases to ensure software functionality meets requirements

• It includes conducting various types of testing such as unit testing, integration testing, and system testing

• SQTCM also involves tracking defects and issues found during testing and ens
Answered by AI
Add your answer

Q1. Discussion for salery acceptation?
Add your answer
Q2. Discussion for responecibility and Job profile
Add your answer