Comprehensive Android Developer Bootcamp - App Setup -Part 8

Comprehensive Android Developer Bootcamp - App Setup -Part 8

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Hard

Created by

Quizizz Content

FREE Resource

The video tutorial covers customizing map markers by adding random colors and circles based on earthquake magnitudes. It begins with an introduction to info windows and marker color customization, followed by creating a bitmap descriptor array for colors. A random generator method is developed to select colors randomly. The tutorial then implements random color selection for map markers and adds circles around markers with magnitudes greater than 2.0. The video concludes with encouragement to explore further applications and the power of using APIs.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the initial task discussed in the video regarding map markers?

Generating random colors for markers

Changing the shape of markers

Adding labels to markers

Removing markers from the map

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of creating a bitmap descriptor array?

To store different sizes for markers

To store different labels for markers

To store different colors for markers

To store different shapes for markers

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of the random generator method in the code?

To generate random positions for markers

To generate random sizes for markers

To generate random colors for markers

To generate random labels for markers

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What issue was encountered with the random generator, and how was it resolved?

The random numbers were too small; it was resolved by increasing the range.

The random numbers were too large; it was resolved by reducing the range.

The random numbers were negative; it was resolved by ensuring the range was positive.

The random numbers were not unique; it was resolved by using a different algorithm.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What visual change is made to markers with a magnitude greater than 2.0?

They are highlighted with a red circle

They are highlighted with a blue circle

They are removed from the map

They are enlarged

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What additional change is made to markers with a higher magnitude?

Their color is changed to green

Their color is changed to blue

Their color is changed to yellow

Their color is changed to red

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the significance of changing the marker color to red?

It indicates a less serious earthquake

It indicates a more serious earthquake

It indicates a moderate earthquake

It indicates no earthquake

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