Chemila Overseas Sales & Application Engineer Interview Questions and Answers

Q1. 1. Swift UI and iOS Fundamental and OOPS Concept
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Q2. Combine Framework
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Q3. How to handle Concurrency in swift
Ans. 
Concurrency in Swift can be handled using Grand Central Dispatch (GCD) and Operation Queues.
• Use GCD to perform tasks concurrently by creating dispatch queues.

• Use Operation Queues to manage and execute multiple operations concurrently.

• Avoid race conditions by using serial queues or synchronization techniques like semaphores or locks.
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Q4. Please explain iOS app distributions methods
Ans. 
iOS app distribution methods include App Store, Ad Hoc, Enterprise, and TestFlight.
• App Store distribution is for public release and requires Apple's review process.

• Ad Hoc distribution allows sharing apps with a limited number of devices.

• Enterprise distribution is for in-house apps within a company.

• TestFlight is for beta testing with external testers before App Store release.
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Q1. Technical evaluvation
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Q1. Behavioural and salary discussion
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Q1. What is @SpringbootAnnotation and what is difference between @Controller and @RestController.
Ans. 
SpringBootAnnotation is used to enable Spring Boot features in a Java application. @Controller is used for MVC pattern, @RestController is used for RESTful web services.
• SpringBootAnnotation is used to enable Spring Boot features like auto-configuration, component scanning, etc.

• @Controller is used for MVC pattern to handle web requests and return a view, while @RestController is used for RESTful web services to return d...read more
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Q2. What is Stream API write the Stream API Code any code and lambda expression.
Ans. 
Stream API in Java provides a way to process collections of objects in a functional style.
• Stream API allows for easy manipulation of collections using functional programming concepts like map, filter, and reduce.

• Example: List names = Arrays.asList("Alice", "Bob", "Charlie"); names.stream().filter(name -> name.startsWith("A")).forEach(System.out::println);

• Lambda expressions can be used with Stream API to define behavio...read more
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Q1. WHAT IS sage FRONT END PROGRAMMING LANGUAGE
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Q2. WHAT ARE THE REGULAR COMPLAINS USERS GET ON SAGE
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Q1. Check if array is monotonous
Ans. 
Check if array of strings is monotonous
• Iterate through the array and compare each string with the next one to check for monotonicity

• If all strings are in increasing or decreasing order, the array is monotonous

• Examples: ['apple', 'banana', 'cherry'] is monotonous, ['orange', 'kiwi', 'apple'] is not
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Q1. Group Anagrams Leetcode question
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Q1. Explain your previous experience
Ans. 
I have 5 years of experience as an Applications Engineer in the automotive industry.
• Designed and implemented software solutions for vehicle diagnostics

• Collaborated with cross-functional teams to troubleshoot and resolve technical issues

• Provided technical support to customers and conducted product demonstrations

• Developed training materials and conducted training sessions for internal teams

• Contributed to product developm...read more
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Basic aptitude questions and some game related questions were asked.
There were few psychological questions as well where we had to agree or disagree

2 coding questions were asked.

Q1. Explain about the projects mentioned in Resume.
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Q2. Basic questions related to OS, DBMS, Algorithms and Data Structures
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Q1. Database based questions
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Q2. Dashboard creative
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Q3. Power BI module
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Q1. Project discussion
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Q2. Self introduction
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Q1. Mostly asked java 8 update and distinct number in given array and Multithreading
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Q2. 2 program based on java 8, array reverse
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Q1. Basic Questions related to Oops, SQL, MVC, C#
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Q2. Basic Coding on Stored Procedure
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