The Brilliant infotech Business Intelligence interview guide, interview questions, salary data, and interview experiences.

Brilliant infotech Business Intelligence Interview Guide

<p>Getting ready for an Business Intelligence interview at Brilliant infotech? The Brilliant infotech Business Intelligence interview span across 10 to 12 different question topics. In preparing for the interview:</p>
<ul>
<li>Know what skills are necessary for Brilliant infotech Business Intelligence roles.</li>
<li>Gain insights into the Business Intelligence interview process at Brilliant infotech.</li>
<li>Practice real Brilliant infotech Business Intelligence interview questions.</li>
</ul>
<p>Interview Query regularly analyzes interview experience data, and we've used that data to produce this guide, with sample interview questions and an overview of the Brilliant infotech Business Intelligence interview.</p>


Getting ready for an Business Intelligence interview at Brilliant infotech? The Brilliant infotech Business Intelligence interview span across 10 to 12 different question topics. In preparing for the interview:

- Know what skills are necessary for Brilliant infotech Business Intelligence roles.
- Gain insights into the Business Intelligence interview process at Brilliant infotech.
- Practice real Brilliant infotech Business Intelligence interview questions.

Interview Query regularly analyzes interview experience data, and we've used that data to produce this guide, with sample interview questions and an overview of the Brilliant infotech Business Intelligence interview.
        

Overview

Brilliant infotech Business Intelligence Salary

<p>We've gathered this data from parsing thousands of interview experiences sourced from members.</p>

We've gathered this data from parsing thousands of interview experiences sourced from members.

Brilliant infotech Business Intelligence Interview Process

<p>We’re given a table of bank transactions with three columns, <code>user_id</code>, a deposit or withdrawal value (determined if the value is positive or negative), and <code>created_at</code> time for each transaction.</p>

<p>Write a query to get the total three-day rolling average for deposits by day.</p>

<p><em>Note: Please use the format <code>&#39;%Y-%m-%d&#39;</code> for the date in the outout</em></p>

<p><strong>Example:</strong></p>

<p><strong>Input:</strong></p>

<p><code>bank_transactions</code> table</p>

<table>
<thead>
<tr>
<th>Column</th>
<th>Type</th>
</tr>
</thead>

<tbody>
<tr>
<td><code>user_id</code></td>
<td>INTEGER</td>
</tr>

<tr>
<td><code>created_at</code></td>
<td>DATETIME</td>
</tr>

<tr>
<td><code>transaction_value</code></td>
<td>FLOAT</td>
</tr>
</tbody>
</table>
<p><strong>Output:</strong></p>

<table>
<thead>
<tr>
<th>Column</th>
<th>Type</th>
</tr>
</thead>

<tbody>
<tr>
<td><code>dt</code></td>
<td>VARCHAR</td>
</tr>

<tr>
<td><code>rolling_three_day</code></td>
<td>FLOAT</td>
</tr>
</tbody>
</table>


Rolling Bank Transactions

<p>Write a query to identify customers who placed more than three transactions each in both 2019 and 2020.</p>

<p><strong>Example:</strong></p>

<p><strong>Input:</strong></p>

<p><code>transactions</code> table</p>

<table>
<thead>
<tr>
<th>Column</th>
<th>Type</th>
</tr>
</thead>

<tbody>
<tr>
<td><code>id</code></td>
<td>INTEGER</td>
</tr>

<tr>
<td><code>user_id</code></td>
<td>INTEGER</td>
</tr>

<tr>
<td><code>created_at</code></td>
<td>DATETIME</td>
</tr>

<tr>
<td><code>product_id</code></td>
<td>INTEGER</td>
</tr>

<tr>
<td><code>quantity</code></td>
<td>INTEGER</td>
</tr>
</tbody>
</table>
<p><code>users</code> table</p>

<table>
<thead>
<tr>
<th>Column</th>
<th>Type</th>
</tr>
</thead>

<tbody>
<tr>
<td><code>id</code></td>
<td>INTEGER</td>
</tr>

<tr>
<td><code>name</code></td>
<td>VARCHAR</td>
</tr>
</tbody>
</table>
<p> 
<strong>Output:</strong></p>

<table>
<thead>
<tr>
<th>Column</th>
<th>Type</th>
</tr>
</thead>

<tbody>
<tr>
<td><code>customer_name</code></td>
<td>VARCHAR</td>
</tr>
</tbody>
</table>


<p>Which of the following queries will return a list of customers and the total amount they have spent on orders?</p>


Which of the following queries will return a list of customers and the total amount they have spent on orders?

Customer Orders

<p>What are the logistic and softmax functions? What is the difference between the two?</p>

<p>What makes them useful for use in logistic regression?</p>


<p>In logistic regression, how is the predicted class determined based on the logistic function?</p>


In logistic regression, how is the predicted class determined based on the logistic function?

Softmax vs Logistic II

<p>What is the key characteristic of the logistic function that makes it useful for mapping continuous values to a probability?</p>


What is the key characteristic of the logistic function that makes it useful for mapping continuous values to a probability?

Softmax vs Logistic I

What are the logistic and softmax functions? What is the difference between the two?

Softmax vs Logistic

Brilliant infotech Business Intelligence Interview Questions

<h3>Job Description</h3><div>Job Description<div><p><b>Job Role: Data Analyst</b></p><p><b>Location: </b><b>Hybrid:</b> 100 Challenger Road Ste. 105, Ridgefield Park, NJ 07660</p><p><b>Job Description:</b></p><p><b>Data Analyst will work with the program team to analyze and document the data sources for the new Enterprise Data Warehouse.</b></p><p></p><p><b>ABOUT THE ROLE</b></p><p>The Data Exchange Program fulfills one of the top priorities of the Commonwealth's behavioral health strategic plan, which is to deliver transactional and secure statewide behavioral health data. This position will be the data analyst supporting the project to stand up a new Enterprise Data Warehouse (EDW) for the Agency that will form the foundation of the data exchange. This position will work with the Data Warehouse Architect and business analysts to create a data dictionary for each data source. Depending on the skills of the individual, this role may expand to assist with other data analysis needs for the program, and the engagement may be extended. This role is required to be on-site two days per week in the DBHDS central office downtown. Daily parking is available for a fee.</p><p></p><p>Should have prior proven working experience as a Data Analyst or Business Data Analyst and have technical understanding of data models, database design development ,and SQL queries. MUST be proficient with MS Excel. The candidate should have strong analytical skills with the ability to collect, organize, analyze, and disseminate significant amounts of information with attention to detail and accuracy. Able to use tools like Tableau, Power BI, and Excel charts to represent data in a visual format that is easy to understand.</p><p></p><p><b>Skill</b></p><p>Experience writing SQL queries to analyze data </p><p>Proficient in Excel, including creating visualizations </p><p>Experience developing reports and dashboards using Tableau or PowerBi </p><p>Technical understanding of data models and database design </p><p>Proven ability to collect, organize, analyze, and disseminate significant amounts of information with attention to detail and high accuracy </p><p>Strong analytical skills </p><p>Communicate effectively verbally and in writing </p><p>Experience working in an agile or hybrid agile environment </p></div></div>

Brilliant infotech Business Intelligence Interview Guide

Overview

Brilliant infotech Business Intelligence Salary

Brilliant infotech Business Intelligence Interview Process

Brilliant infotech Business Intelligence Interview Questions

Brilliant infotech Business Intelligence Jobs