Vertech Health Solutions India Technical Support Engineer Interview Questions and Answers

Q1. Ticketing tools used in previous role.
Ans. 
In my previous role, I used ticketing tools such as ServiceNow and JIRA to manage and track customer issues.
• ServiceNow

• JIRA
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Q1. Windows commands
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Q1. Tell me about yourself
Ans. As I have prepared for it, went smoothly
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Q2. About some dimensionless numbers in heat transfer and mass transfer
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Q3. Some basic definition of unit operations like diffusion, evaporation, distillation etc.,
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Q4. What's your project and share about it in brief.
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Q5. Are you willing to work in shifts at so and so location?
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Q1. First they asked me my Introduction.
Ans. Give a brief description about yourself, your educational background and what are you doing currently.
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Q2. Then they asked questions from SQL, Core Java and Manual testing.
Ans. Be thorough on OOPS concepts of Java. DDL AND DML command from SQL. From Manual testing they may ask you to give test cases or scenarios on any application or day-to-day products like analogue or digital watch, AC etc
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Q1. One hour technical round. Same SQL, Core Java and Manual testing.
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There were five rounds
1. HR screening
2. Technical Test
3. IVR test
4. Manager round
5. Offer letter discussion

Q1. Computer Network Question
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Q2. Group Discussion
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Q1. What is JavaScript
Ans. 
JavaScript is a programming language used to add interactivity and dynamic features to websites.
• JavaScript is a client-side scripting language.

• It is primarily used for web development.

• JavaScript can be embedded directly into HTML pages.

• It allows for the manipulation of webpage elements and handling of events.

• Common uses include form validation, creating interactive content, and AJAX requests.
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Q2. What is closure
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Closure is a programming concept that allows a function to access variables from its parent scope even after the parent function has finished executing.
• Closure is created when a nested function references a variable from its outer function.

• The inner function can access and modify the variables from the outer function.

• Closure helps in encapsulating data and creating private variables in JavaScript.

• It allows functions to...read more
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Q3. Explain map method
Ans. 
The map method is used to create a new array by applying a function to each element of an existing array.
• The map method takes a callback function as an argument.

• The callback function is executed on each element of the array.

• The result of the callback function is added to the new array.

• The map method does not modify the original array.

• Example: ['apple', 'banana', 'cherry'].map(fruit => fruit.toUpperCase()) returns ['APP
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Q4. What is react.js
Ans. 
React.js is a JavaScript library for building user interfaces.
• React.js is used for creating reusable UI components.

• It follows a component-based architecture.

• React.js uses a virtual DOM for efficient rendering.

• It allows for declarative and efficient updates to the UI.

• React.js is widely used in web development for building interactive and dynamic user interfaces.
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Q5. Explain promise in JavaScript
Ans. 
A promise in JavaScript is an object representing the eventual completion or failure of an asynchronous operation.
• Promises are used to handle asynchronous operations such as fetching data from a server or reading a file.

• They provide a cleaner and more readable way to write asynchronous code compared to using callbacks.

• Promises have three states: pending, fulfilled, or rejected.

• They can be chained using the then() metho...read more
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Q1. Tell me about yourself
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Q2. Last working experience
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Q1. DHCP DNS ACTIVE DIRECTORY
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Q2. Tell me about your job roles
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Q3. How do you troubleshoot system slowness issue
Ans. 
To troubleshoot system slowness, check for resource usage, run diagnostic tools, update software, and optimize settings.
• Check CPU, memory, and disk usage to identify any bottlenecks

• Run diagnostic tools like Task Manager, Resource Monitor, or Performance Monitor

• Update software and drivers to ensure compatibility and performance

• Optimize system settings such as startup programs, background processes, and power settings
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Grammar and spelling