The Rangam consultants Business Intelligence interview guide, interview questions, salary data, and interview experiences.

Rangam consultants Business Intelligence Interview Guide

Getting ready for an Business Intelligence interview at Rangam consultants? The Rangam consultants Business Intelligence interview span across 10 to 12 different question topics. In preparing for the interview:
<ul>
<li>Know what skills are necessary for Rangam consultants Business Intelligence roles.</li>
<li>Gain insights into the Business Intelligence interview process at Rangam consultants.</li>
<li>Practice real Rangam consultants Business Intelligence interview questions.</li>
</ul>
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 Rangam consultants Business Intelligence interview.


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

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

Overview

Rangam consultants Business Intelligence Salary

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

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

Rangam consultants Business Intelligence Interview Process

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.

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

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

Example:

Input:

<code>bank_transactions</code> table

<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>
Output:

<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

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

What makes them useful for use in logistic regression?

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

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

Softmax vs Logistic II

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

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

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

Example:

Input:

<code>transactions</code> table

<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>
<code>users</code> table

<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>
 
Output:

<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>

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

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

Customer Orders

Rangam consultants Business Intelligence Interview Questions

Job Title: Business AnalystLocation: Houston, TX 77002Duration: 12 Months, extension possible based on needs and performance Job Description: Location: Hybrid, only Moments that Matter Duration: extension and conversion are both possible The manager is looking for a BA who is Analytical and a little bit of technical Day in the life: Billing data in the Retail Ops group Nice-to-have: 60 analytical/40 technicalExcel: Vlookups, Pivots, Delimited, etcSql: will need to be comfortable running the data and understand queries, but won’t need to write queries, but will need to be aware of when things might need to change in the queriesNice-to-Have: experience updating Power BI Will start with one pod, but will need to be flexible to move from one group to anotherEducation: min any Bachelor’s degree; 4-5+ years of experience will be considered in lieu of degreeExperience: prefers min 1 year of experience, but if VERY strong, will consider less than 1 year Regulatory considerations Someone needs to understand the larger picture and the large ramifications of their actions Gas/Power billing experience would be VERY helpful to have Top skills:- Detail oriented- Adaptability- Analysis from a technical perspective- Some experience with looking at PBI and familiarity with pulling SQL data with existing queries

Rangam consultants Business Intelligence Interview Guide

Overview

Rangam consultants Business Intelligence Salary

Rangam consultants Business Intelligence Interview Process

Rangam consultants Business Intelligence Interview Questions

Rangam consultants Business Intelligence Jobs