60 Dronahq Interview Questions and Answers | HR, Technical & Aptitude Prep

Data Analytics

Ques:- What is exploratory data analysis (EDA)

Asked In :- Xoriant Solutions Pvt Ltd, Fluid AI, Rock Solid Solutions, Trigent Software, Aranca (Mumbai), Indocosmo Systems, Solace Infotech, Spadeworx Software Services, WFM, Recodem,

Right Answer:
Exploratory Data Analysis (EDA) is the process of analyzing and summarizing datasets to understand their main characteristics, often using visual methods. It helps identify patterns, trends, and anomalies in the data before applying formal modeling techniques.

Data Analytics

Ques:- What is a hypothesis and how do you test it

Asked In :- Vinove Software & Services Pvt Ltd, Medvarsity Online, Trigent Software, RANDSTAD INDIA PVT, Spadeworx Software Services, Dhruvsoft Services, TNQ Technologies, Clear Trail Technologies, Cloud Kinetics Technology Solutions, Startup - Navya Network,

Right Answer:
A hypothesis is a specific, testable prediction about the relationship between two or more variables. To test a hypothesis, you can use the following steps:

1. **Formulate the Hypothesis**: Clearly define the null hypothesis (no effect or relationship) and the alternative hypothesis (there is an effect or relationship).
2. **Collect Data**: Gather relevant data through experiments, surveys, or observational studies.
3. **Analyze Data**: Use statistical methods to analyze the data and determine if there is enough evidence to reject the null hypothesis.
4. **Draw Conclusions**: Based on the analysis, conclude whether the hypothesis is supported or not, and report the findings.

Data Analytics

Ques:- What is classification analysis and how does it work

Asked In :- Unyscape Infocom Pvt. Ltd., Xoriant Solutions Pvt Ltd, Fluid AI, Queppelin Technology Solutions, MattsenKumar Services, Protege Solutions, STIC SOFT E-SOLUTIONS, Toxsl Technologies, TNQ Technologies, Oodles Technologies,

Right Answer:
Classification analysis is a data analysis technique used to categorize data into predefined classes or groups. It works by using algorithms to learn from a training dataset, where the outcomes are known, and then applying this learned model to classify new, unseen data based on its features. Common algorithms include decision trees, logistic regression, and support vector machines.

Data Analytics

Ques:- What are the different types of data analysis

Asked In :- Unyscape Infocom Pvt. Ltd., Vinove Software & Services Pvt Ltd, Medvarsity Online, Hidden Brains InfoTech, WSNE Consulting, Ziffity Solutions, Indocosmo Systems, Born Commerce, Namecheap Web Services, Infinity Labs LLP,

Right Answer:
The different types of data analysis are:

1. Descriptive Analysis
2. Diagnostic Analysis
3. Predictive Analysis
4. Prescriptive Analysis
5. Exploratory Analysis

Data Analytics

Ques:- What is data normalization and why is it important

Asked In :- KRIOS Info Solutions, WSNE Consulting, MattsenKumar Services, Shipco IT, Itobuz Technologies, Fortunesoft IT Innovations, Spadeworx Software Services, Namecheap Web Services, TNQ Technologies, Define Labs,

Right Answer:
Data normalization is the process of organizing data in a database to reduce redundancy and improve data integrity. It involves structuring the data into tables and defining relationships between them. Normalization is important because it helps eliminate duplicate data, ensures data consistency, and makes it easier to maintain and update the database.

Project Management Project Manager

Ques:- Name five signs that indicate your project may fail.

Asked In :- Unyscape Infocom Pvt. Ltd., RAKUTEN INDIA ENTERPRISE PVT, Newdream Data Systems, Intech Solutions, Invensis Technologies, Corient Business Solutions, SYMB Consultancy Services LLP, Birla Cement, BYD Electronic, Doha Petroleum Construction DOPET,

Right Answer:
1. Lack of clear goals and objectives.
2. Poor communication among team members.
3. Inadequate resources or budget constraints.
4. Frequent changes in project scope.
5. Low team morale and engagement.

Project Management

Ques:- What is a project charter?

Asked In :- Vinove Software & Services Pvt Ltd, Spadeworx Software Services, Sun Technology Integrators, Noesys Consulting, FUTURISM TECHNOLOGIES PVT, Learningmate Solutions, Barracuda Networks, Clicks Bazaar Technologies, Code Insight Technologies, MAHINDRA HOLIDAYS AND RESORTS INDIA LIMITED,

Right Answer:
A project charter is a formal document that outlines the objectives, scope, stakeholders, and overall framework of a project. It serves as an official authorization for the project to begin and provides a high-level overview of what the project aims to achieve.

Project Management Project Manager

Ques:- How do you define a milestone?

Asked In :- SWYM, Razorpay-Startup, RAKUTEN INDIA ENTERPRISE PVT, New Vision Info Tech, Pi Techniques, GTT Communications, Destination technologies, Arya Omnitalk Wireless Solutions, Schneider Electric India, AXESTRACK SOFTWARE SOLUTIONS,

Right Answer:
A milestone is a significant point or event in a project that marks the completion of a key phase or deliverable.

Project Management Project Manager

Ques:- What is your view ofÂ Project Management?

Asked In :- Hummingbird Web Solutions, OPENSPACE SERVICES, CBRE South Asia, Codemind Staffing Solutions, Saint-Gobain Glass India, TUP Manila, Logisoft, Sanitation Districts of Los Angeles County, Aparna Constructions, Bharat Bijlee,

Right Answer:
Project management is the process of planning, executing, and overseeing a project to achieve specific goals within a defined timeline and budget. It involves coordinating resources, managing risks, and ensuring effective communication among stakeholders to deliver successful outcomes.

Project Management Project Manager

Ques:- Tell me the way you measure the success of your project?

Asked In :- Codiant Software Technologies, Enovate IT Outsourcing, E2E Networks, Valethi, BillDesk, TechRyde, RebusCode, Simplify 3X Software, AvenDATA GmbH, Accops,

Right Answer:
I measure the success of my project by evaluating whether it meets the defined objectives, stays within budget, is completed on time, satisfies stakeholder expectations, and delivers the expected quality and benefits.

Quality Assurance Software Quality Assurance Analyst

Ques:- Reluctance of implementing Software Quality Assurance

Asked In :- Hexaview Technologies private, Plural Technology Inc, KLA Tencor Software India, PMaps Assessment, McKinsey Knowledge Center, BioAnalytical Technologies, Akij, Home Guard, Knowledge Splice, Shaligram InfoTech Inc,

Performance Test Engineer Quality Assurance

Ques:- What is the checklist for credit card testing?

Asked In :- Cervello India, Corent Technology, Birla Cement, Chanar Sugar Mills, Virchow Biotech, G-Cube, Ecotech IT Solutions, Volkswagen It Services India, T P F Software, OMFYS,

Quality Assurance

Ques:- Site engineer

Asked In :- Sumedha Softech, PureSoftware, ScriptsHub Technologies, AS2, Kirloskar, Liftoff, P&G Procter Gamble, Unisoft Infotech, Vector India, Endurance Technologies,

Automation Engineer Quality Assurance

Ques:- What kind of automated software used to test a Web-based application with a .NET (ASP.NET and C#…also SQL Server) framework?

Asked In :- RLABS ENTERPRISE SERVICES PVT LIMITED, Polestar Solutions & Services India LLP, DIGICOMM Semiconductor, Airborne Recruiting, Cybernext, Al-Futtaim Engineering, Bharat Bijlee, ChemBiotech, Derrico, Fluor Daniel,

Quality Assurance Software Testing Engineer/ Test Automation Engineer

Ques:- Define quality for me as you understand it

Asked In :- IPE Global, CBRE South Asia, Anlage Infotech (I), Indium Software, Krypt, nsdl, Samundra Institute of Maritime Studies, Square Pharma, TUV SUD, Zorba Consulting,

HTML 5 Div Coding User Interface Designer

Ques:- What is the DOM?

Asked In :- Sun Dew Solutions, SpotOn Software, Yudiz Solutions, Sapphire Software Solutions, INNOART TECHNOLOGIES, Celusion Technologies, Knowledge Splice, Rheal Software, UCA, XT Global,

Right Answer:
The DOM (Document Object Model) is a programming interface that represents the structure of a web document as a tree of objects, allowing scripts to manipulate the content, structure, and style of the document dynamically.

CSS 3 User Interface Designer

Ques:- Why do style sheets exist?

Asked In :- Startup - Navya Network, Appiness Interactive, Valethi, AroDek, Amtech Electronics India, YOKOGAWA IA TECHNOLOGIES INDIA, Advanced Business & Healthcare Solutions India, MaxVal-IP Services, Verticurl Marketing, Koenig Solutions,

Right Answer:
Style sheets exist to separate content from presentation, allowing for consistent styling across multiple pages, easier maintenance, and improved loading times.

CSS 3 User Interface Designer

Ques:- What would you do if you were given 10 tasks but only have time for 8?

Asked In :- MatchMove India, Enovate IT Outsourcing, Radicle Software, Spectra Medix India, MedGenome Labs, Keka, Lucid Software, ANSYS Software, MaxVal-IP Services, SEW,

Right Answer:
I would prioritize the tasks based on their importance and deadlines, focusing on the most critical ones to complete within the available time.

CSS 3 User Interface Designer

Ques:- What is embedded style? How to link?

Asked In :- Shipco IT, Toxsl Technologies, COEPD, CIGNEX Datamatics Technologies, IMAGINATION TECHNOLOGIES LIMITED, Infinite Computer Solutions India, Yudiz Solutions, Clicks Bazaar Technologies, Code Insight Technologies, SysTools Software,

Right Answer:
Embedded style refers to CSS styles that are defined within a `<style>` tag in the `<head>` section of an HTML document. To link an embedded style, you simply include the `<style>` tag with your CSS rules inside it, like this:

```html
<head>
<style>
/* CSS rules go here */
body {
background-color: lightblue;
}
</style>
</head>
```

HTML 5 Div Coding User Interface Designer

Ques:- Should I end my URLs with a slash?

Asked In :- TRICON INFOTECH PVT, Appiness Interactive, Lucid Imaging, Keka, Clicks Bazaar Technologies, DMI Innovations, Koenig Solutions, CloudMoyo, Inc, Pixel Web Solutions, Gap Inc Corporate,

Right Answer:
Yes, it's generally a good practice to end your URLs with a slash for consistency and to avoid potential issues with content delivery.

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