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Genzeon Corporation Interview Questions

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Let’s say that your company is running a standard control and variant AB test on a feature to increase conversion rates on the landing page. The PM checks the results and finds a .04 p-value.

How would you assess the validity of the result?

Experiment Validity

Let’s say we have a table with an <code>id</code> and <code>name</code> fields. The table holds over 100 million rows and we want to sample a random row in the table without throttling the database.

Write a query to randomly sample a row from this table.

Input:

<code>big_table</code> table

<table>
<thead>
<tr>
<th>Columns</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>

Write a query to randomly sample a row from a big table.

Random SQL Sample

You are testing hundreds of hypotheses with many t-tests. What considerations should be made?

What is a key disadvantage of the F-test when compared to multiple t-tests?

What is a key disadvantage of the F-test when compared to multiple t-tests?

Hundreds of Hypotheses

You are testing hundreds of hypotheses with many t-tests. What considerations should be made?

Genzeon Corporation Salaries by Position

About GenzeonDelivering excellence in IT services and solutions for the retail and healthcare sectors. Genzeon is a leading provider of intelligent automation, security, compliance, cloud, and managed services. Our healthcare capabilities integrate data systems, facilitate information flow, and leverage interoperability to improve clinical and operational outcomes. Genzeon empowers retail enterprises with multichannel IT solutions that deliver a personalized experience for consumers. Job Description <ul><li>6+ years of experience in SDET role</li><li>Proficiency in programming languages such as Python/C#/Java and SQL</li><li>Familiarity with writing database scripts for backend validation.</li><li>Familiarity with testing Power BI Reports/Dashboards</li><li>Familiarity with testing REST APIs using tools such as Postman or Swagger</li><li>Co-ordinate with Developers to understand and develop performance scripts for load, batch testing.</li><li>Understanding of cloud computing concepts and experience with cloud platforms such as Azure.</li><li>Strong communication and collaboration skills.</li><li>Hands on knowledge of tools like JIRA/Rally/TFS/Azure ADO for defects and task tracking.</li><li>Lead and manage a small team (3-4 members) for testing tasks</li></ul>Primary Required Skills<ul><li>Strong analytical and problem-solving skills to test application</li><li>Proficiency in programming languages such as Python/C#/Java and SQ</li><li>LDW/BI Report Testing using tools BI tools e.g. Power BI, Tableau, MicroStrategy</li><li>Understanding of platform and services offered by IaaS provides e.g. Azure, GCP, AWS</li></ul>Secondary Required Skills<ul><li>Performance/Load Testing</li><li>Knowledge of DevOps concept</li><li>Knowledge of working in Life Sciences/Pharmaceutical industry</li></ul>

Genzeon Corporation Interview Questions

Genzeon Corporation Interview Guides

Genzeon Corporation Interview Questions

Genzeon Corporation Salaries by Position

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