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IMPACT Infotech Interview Questions and Answers
25 Interview questions
DHCP automates IP address assignment in networks, enabling devices to connect seamlessly.
DHCP stands for Dynamic Host Configuration Protocol.
It operates on a client-server model where the DHCP server assigns IP addresses to clients.
The process involves four main steps: Discover, Offer, Request, and Acknowledge (DORA).
Example: A laptop connects to a Wi-Fi network and requests an IP address from the DHCP server.
DHCP...
Data transfer involves moving data between devices or networks using various methods and protocols.
Use USB drives for direct file transfers between computers.
Utilize cloud storage services like Google Drive or Dropbox for remote access.
Employ file transfer protocols (FTP) for transferring files over the internet.
Leverage network sharing to access files on another computer within the same network.
Use email attachme...
To install Windows, you need to boot from the installation media and follow the on-screen instructions.
Insert the Windows installation media (USB or DVD) into the computer.
Restart the computer and boot from the installation media.
Follow the on-screen instructions to select language, time format, and keyboard layout.
Choose 'Custom installation' to select the drive where you want to install Windows.
Wait for the inst...
SOLID principles are five design principles aimed at making software designs more understandable, flexible, and maintainable.
S - Single Responsibility Principle: A class should have one reason to change. Example: A class handling user data should not also handle logging.
O - Open/Closed Principle: Software entities should be open for extension but closed for modification. Example: Use interfaces to add new features...
useMemo is a hook used for memoization of expensive calculations, while react.memo is a higher order component used for memoizing functional components.
useMemo is used to memoize expensive calculations and can be used inside functional components.
react.memo is used to memoize functional components to prevent unnecessary re-renders.
useMemo returns a memoized value, while react.memo returns a memoized component.
Exam...
Reconciliation is the process of updating the UI to match the current state of the application.
Reconciliation is the algorithm used by React to update the DOM efficiently.
It compares the virtual DOM with the actual DOM and only updates the parts that have changed.
Reconciliation is a key feature of React that helps in optimizing performance.
Examples include adding, removing, or updating elements in a list without r...
Some of the best time series models for non-stationary data include ARIMA, SARIMA, and LSTM.
ARIMA (AutoRegressive Integrated Moving Average) model is commonly used for non-stationary time series data.
SARIMA (Seasonal ARIMA) model is an extension of ARIMA that can handle seasonal patterns in the data.
LSTM (Long Short-Term Memory) neural network model is effective for capturing long-term dependencies in time series ...
Active Directory is a directory service developed by Microsoft for Windows domain networks.
Centralized management of network resources
Stores information about users, computers, and other network objects
Allows for authentication and authorization of users
Enables administrators to assign policies, deploy software, and apply critical updates
Supports single sign-on for users to access multiple applications with one se...
Virtual DOM is a lightweight copy of the actual DOM that React uses to improve performance by minimizing direct manipulation of the actual DOM.
Virtual DOM is a concept in React where a lightweight copy of the actual DOM is created and updated instead of directly manipulating the actual DOM.
When changes are made to the virtual DOM, React compares it with the actual DOM and only updates the necessary parts, reducing...
An IP address is a unique numerical label assigned to each device connected to a computer network.
IP address stands for Internet Protocol address.
It consists of four sets of numbers separated by periods.
Example: 192.168.1.1
IMPACT Infotech Interview Experiences
40 interviews found
Anonymous
Selected
I appeared for an interview in May 2025, where I was asked the following questions.
- Q1. How to Resolve Outlook Issue
- Ans.
To resolve Outlook issues, identify the problem, check settings, and apply troubleshooting steps.
Check internet connectivity: Ensure the device is connected to the internet.
Restart Outlook: Close and reopen the application to refresh it.
Update Outlook: Ensure that Outlook is updated to the latest version to fix bugs.
Repair Outlook profile: Use the 'Repair' option in Control Panel to fix corrupted profiles.
Check for add...
- Q2. How to install Windows 10
- Ans.
Installing Windows 10 involves preparing the installation media, configuring BIOS, and following the setup prompts.
Download the Windows 10 Media Creation Tool from the Microsoft website.
Create a bootable USB drive or DVD using the Media Creation Tool.
Insert the bootable media into the computer and restart it.
Access the BIOS/UEFI settings (usually by pressing F2, F12, DEL, or ESC during startup) to set the boot order.
Se...
pratap bodke
(1 Question)
- Q1. Explin solid principal
- Ans.
SOLID principles are five design principles aimed at making software designs more understandable, flexible, and maintainable.
S - Single Responsibility Principle: A class should have one reason to change. Example: A class handling user data should not also handle logging.
O - Open/Closed Principle: Software entities should be open for extension but closed for modification. Example: Use interfaces to add new features with...
(2 Questions)
- Q1. What is Reconciliation ?
- Ans.
Reconciliation is the process of updating the UI to match the current state of the application.
Reconciliation is the algorithm used by React to update the DOM efficiently.
It compares the virtual DOM with the actual DOM and only updates the parts that have changed.
Reconciliation is a key feature of React that helps in optimizing performance.
Examples include adding, removing, or updating elements in a list without re-ren...
- Q2. UseMemo vs react.memo
- Ans.
useMemo is a hook used for memoization of expensive calculations, while react.memo is a higher order component used for memoizing functional components.
useMemo is used to memoize expensive calculations and can be used inside functional components.
react.memo is used to memoize functional components to prevent unnecessary re-renders.
useMemo returns a memoized value, while react.memo returns a memoized component.
Example: ...
Interview Preparation Tips
Skills evaluated in this interview
2 Easy Leetcode questions and 1 Medium in 1.5 hours
(2 Questions)
- Q1. Linear Regression
- Q2. Best time series models for non stationary data
- Ans.
Some of the best time series models for non-stationary data include ARIMA, SARIMA, and LSTM.
ARIMA (AutoRegressive Integrated Moving Average) model is commonly used for non-stationary time series data.
SARIMA (Seasonal ARIMA) model is an extension of ARIMA that can handle seasonal patterns in the data.
LSTM (Long Short-Term Memory) neural network model is effective for capturing long-term dependencies in time series data.
(2 Questions)
- Q1. Tell me about your CV
- Q2. Questions on some scenerios and how i adjust
Coding test
Ex program and math
(5 Questions)
- Q1. Technical interview About Web dev technology
- Q2. Oops Web development concept Node. Js, react.js
- Q3. Oops question ex encapsulation etc
- Q4. What is props and state
- Ans.
Props are read-only data passed from parent to child components, while state is mutable data managed within a component.
Props are used to pass data from parent to child components
Props are read-only and cannot be modified by the child component
State is mutable data managed within a component
State can be updated using setState() method
Example: props are used to pass a user's name to a child component, while state is use...
- Q5. What is virtual dom
- Ans.
Virtual DOM is a lightweight copy of the actual DOM that React uses to improve performance by minimizing direct manipulation of the actual DOM.
Virtual DOM is a concept in React where a lightweight copy of the actual DOM is created and updated instead of directly manipulating the actual DOM.
When changes are made to the virtual DOM, React compares it with the actual DOM and only updates the necessary parts, reducing the ...
Interview Preparation Tips
Skills evaluated in this interview
Selected
I applied via Referral and was interviewed in Mar 2024. There was 1 interview round.
(2 Questions)
- Q1. Tell about ad active directory
- Ans.
Active Directory is a directory service developed by Microsoft for Windows domain networks.
Centralized management of network resources
Stores information about users, computers, and other network objects
Allows for authentication and authorization of users
Enables administrators to assign policies, deploy software, and apply critical updates
Supports single sign-on for users to access multiple applications with one set of ...
- Q2. Different services on or off use in operating systems like a network permission, spooler, sharing data, etc.
Interview Preparation Tips
Don't answer quickly take pause then answer
Skills evaluated in this interview
6253 pradumn Yadav
(1 Question)
- Q1. About yourself experience salary discussion
(2 Questions)
- Q1. How much experience you have
- Ans.
I have 5 years of experience working as a Project Coordinator in various industries.
I have successfully managed multiple projects simultaneously
I have experience in creating project plans and timelines
I have coordinated with cross-functional teams to ensure project milestones are met
- Q2. Have you knowledge about the project
- Ans.
Yes, I have knowledge about the project.
I have experience in coordinating projects from start to finish
I am familiar with project management tools and techniques
I have successfully managed similar projects in the past
Interview Preparation Tips
I applied via Job Portal and was interviewed in Mar 2024. There were 2 interview rounds.
(1 Question)
- Q1. Tell me about yourself
(1 Question)
- Q1. Do you have experience
- Ans.
I have extensive experience in various roles, focusing on team leadership, project management, and strategic planning.
Led a team of 10 in a successful project that increased efficiency by 30%.
Managed cross-functional teams to deliver projects on time and within budget.
Implemented a new training program that improved employee retention by 15%.
Conducted performance reviews and provided constructive feedback to enhance te...
Amir Khan
Selected
I applied via LinkedIn and was interviewed in Apr 2024. There were 2 interview rounds.
Profit and loss average , simple intesest
Fibonacci numbers , prime numbers , even odd numbers
Top trending discussions
IMPACT Infotech Interview FAQs
The duration of IMPACT Infotech interview process can vary, but typically it takes about less than 2 weeks to complete.
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IMPACT Infotech Interviews By Designations
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based on 37 interview experiences
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IMPACT Infotech Reviews and Ratings
based on 738 reviews
Rating in categories
|
Desktop Support Engineer
369
salaries
|  ₹1.6 L/yr - ₹4.5 L/yr |
|
Network Engineer
142
salaries
| ₹1.9 L/yr - ₹4.6 L/yr |
|
Desktop Support Engineer L2
111
salaries
| ₹1.5 L/yr - ₹4.3 L/yr |
|
Desktop Support Engineer L1
53
salaries
| ₹1.6 L/yr - ₹4.2 L/yr |
|
System Administrator
47
salaries
| ₹2.1 L/yr - ₹4 L/yr |
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