Hands-On Auto DevOps with GitLab CI - Application Metrics Collection

Hands-On Auto DevOps with GitLab CI - Application Metrics Collection

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

This video tutorial introduces Prometheus, a popular monitoring tool, and demonstrates how to add a metrics endpoint to a Nodejs application. It covers the setup process, creating a metrics endpoint, and running the application to collect and analyze metrics. The video concludes with a preview of integrating Prometheus with Kubernetes and GitLab for dashboard visualization.

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7 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary function of Prometheus in application monitoring?

To manage application deployments

To scrape and store metrics data from service endpoints

To provide a user interface for application management

To compile application code

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which package is used in Node.js to collect Prometheus metrics?

express

mongoose

prom-client

axios

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of the '/metrics' endpoint in a Node.js application?

To expose collected metrics data for Prometheus

To handle user authentication

To provide a health check for the application

To serve the main application page

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you view raw metrics data from a Node.js application?

By running a build script

By using a database query

By checking the application logs

By accessing the '/metrics' endpoint in a browser

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What tool is used to fetch metrics data from the terminal?

curl

ftp

wget

scp

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What kind of data does Prometheus build over time from the metrics it collects?

Time series data

Image data

Text data

Binary data

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the significance of time series data in Prometheus?

It is used for encrypting data

It allows for historical analysis and visualization of metrics

It is used for real-time chat applications

It helps in compiling application code

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