Vision Engineering Interview Questions and Answers

Coding test over phone call. Interviewer would ask questions, we have to come up with logic/ pseudo code

Q1. Object oriented programming concepts.
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Details provided below

Q1. Cnc machine related questions
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Q2. Process planning questions
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Q1. Qualification, address, family members
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Q1. Use of Analytics
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Analytics is crucial for making data-driven decisions and improving business performance.
• Analytics helps in identifying trends and patterns in data.

• It enables businesses to make informed decisions based on data insights.

• Analytics can be used to optimize processes and improve efficiency.

• Examples: Using sales analytics to identify top-performing products, using customer analytics to personalize marketing strategies.
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Q2. What do you want to bring to the table
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I want to bring strong leadership skills, problem-solving abilities, and a passion for customer service to the table.
• Strong leadership skills: I have experience leading teams and making strategic decisions.

• Problem-solving abilities: I excel at finding creative solutions to challenges that arise.

• Passion for customer service: I prioritize providing excellent service and building strong relationships with customers.
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Online sales vs offline sales

Q1. Tell me about your self
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Q2. What have you done is your internship?
Ans. 
During my internship, I worked on developing sales strategies, conducting market research, and assisting with client presentations.
• Developed sales strategies to target new clients

• Conducted market research to identify potential leads

• Assisted in creating and delivering client presentations

• Collaborated with the sales team to analyze sales data and trends
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There were 4 sections and first one was quant, second one was logical, third was English and finally 3 coding questions in last section

4 codes and 5 technical questions

Q1. Explain multi threading
Ans. 
Multi threading is the ability of a CPU to execute multiple threads concurrently.
• Allows for parallel execution of tasks, improving performance

• Each thread has its own stack and runs independently

• Threads can communicate and synchronize using shared memory

• Examples: running multiple tasks simultaneously in a web server, processing data in parallel
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Q2. What is polymorphism
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Polymorphism is the ability of a single function or method to operate on different types of data.
• Polymorphism allows objects of different classes to be treated as objects of a common superclass.

• It enables a single interface to be used for different data types.

• Examples include method overloading and method overriding in object-oriented programming.
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Q3. Diff b/w inner and outer joins
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Inner join returns only the rows that have matching values in both tables, while outer join returns all rows from both tables.
• Inner join: returns rows with matching values in both tables

• Outer join: returns all rows from both tables, with NULL values where there is no match

• Example: Inner join - SELECT * FROM table1 INNER JOIN table2 ON table1.id = table2.id

• Example: Outer join - SELECT * FROM table1 LEFT OUTER JOIN table
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Q1. What are the steps involved in creating a database table?
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Steps involved in creating a database table
• Define the table name and columns with data types

• Set primary key and any constraints

• Specify relationships with other tables if needed

• Create the table using SQL query

• Test the table by inserting and querying data
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Q2. What are the steps to the creation of APIs?
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Steps to create APIs involve planning, designing, implementing, testing, and documenting.
• Plan the API functionality and endpoints

• Design the API structure and data formats

• Implement the API using programming languages and frameworks

• Test the API for functionality, performance, and security

• Document the API for developers to understand its usage
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