Flashcard

Front

What’s the best way to “win” a debate using analytics? Options: Throw in some statistical jargon to sound smarter, Change the scale of your graph so it supports your argument, Say, “The data says so,” and walk away confidently, Show a well-designed dashboard with strong visuals

Back

Show a well-designed dashboard with strong visuals

Front

Roughly how much data is currently stored in our Databricks Data Lake?

Back

9 TB

Front

How many Power BI reports are actively in use?

Back

451

Front

Why do we use dataflows in Power BI?

Back

For adding the same table to different models using the same base transformations.

Front

What is overfitting in a machine learning model most like? A student who writes generalized answers, A student who forgets their notes but guesses well on the test, A student who memorizes answers without understanding, A student who skips studying but scores high

Back

A student who memorizes answers without understanding

Front

Where was the location of the very first reservation in our reservation table?

Back

Aspen, Colorado

Answer explanation

The first reservation in our reservation table was recorded January 1st, 2011 at 12:15:44 AM

Front

Which sport has the fastest projectile speed in professional play? Options: Tennis, Baseball, Ice Hockey, Badminton

Back

Badminton

Answer explanation

The fastest-moving object in sports is a badminton shuttlecock, with a recorded speed of 493 km/h (306 mph) during a smash 🏸

Front

What is the most visited city in the world (by international tourists)?

Back

Bangkok

Answer explanation

Bangkok (It often tops the list with over 22 million visitors annually!)

Front

What is the longest non-stop commercial flight route in the world?

Back

Singapore to New York

Answer explanation

Singapore to New York (A whopping 18+ hours in the air! 😱)