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Worksheets

Quiz

Total questions: 23

Worksheet time: 4mins

Name
Class
Date
1.

Common widget for navigation?

a)

Scaffold

b)

AppBar

c)

BottomNavBar

d)

Navigator

2.

What feature in ARCore detects horizontal surfaces?

a)

Obj. Recog.

b)

Light Est.

c)

Motion Track.

d)

Env. Understand.

3.

Which practice deploys changes after tests?

a)

CI

b)

CD

c)

CM

d)

Delivery

4.

What's "pubspec.yaml" for in Flutter?

a)

Define deps

b)

Define UI

c)

Auth users

d)

Handle nav.

5.

Common front-end framework?

a)

Angular

b)

React

c)

Vue.js

d)

Ember.js

6.

Commonly used TensorFlow API?

a)

Core

b)

Lite

c)

Estimators

d)

Keras

7.

Purpose of Firebase Auth?

a)

Host & deploy

b)

Manage users

c)

Store data

d)

Handle notifications

8.

Common for user input in Flutter?

a)

Scaffold

b)

AppBar

c)

GestureDetector

d)

FloatingActionButton

9.

What's a Pod in Kubernetes?

a)

Group of microserv.

b)

Smallest unit

c)

Container image

d)

VM instance

10.

Main benefit of Random Forests?

a)

Less overfitting

b)

Less resources

c)

Faster train

d)

Simpler interpret.

11.

Goal of usability testing?

a)

Assess appeal

b)

Test hardware

c)

Test usability

d)

Analyze response

12.

Purpose of a Flutter Widget?

a)

Define UI

b)

Handle input

c)

Manage state

d)

Interact with APIs

13.

Type of ML for anomaly detection?

a)

Supervised

b)

Unsupervised

c)

Reinforcement

d)

Semi-supervised

14.

What's the advantage of IaC?

a)

Reduces testing

b)

Define infra using code

c)

Complex deploys

d)

No need for VCS

15.

Purpose of Kubernetes Deployment?

a)

Scale based on res.

b)

Define state

c)

Create LB

d)

Monitor traffic

16.

What's the purpose of anchors in ARCore?

a)

Attach objs.

b)

Track gestures

c)

Light estimate

d)

Simulate physics

17.

Purpose of "setState" in Flutter?

a)

Update state

b)

Define UI

c)

Handle input

d)

Manage state

18.

Purpose of cross-validation?

a)

Evaluate perf.

b)

Select hyperparameters

c)

Train multiple models

d)

Prevent overfitting

19.

Benefit of microservices?

a)

Complexity

b)

Performance

c)

Debugging

d)

Tighter coupling

20.

Purpose of regularization?

a)

Reduce variance

b)

Increase bias

c)

Reduce overfitting

d)

Increase complexity

21.

What's the role of CI server in DevOps?

a)

Deploy to prod

b)

Integrate code

c)

Monitor perf.

d)

Config dev env.

22.

Firebase service for real-time sync?

a)

Firestore

b)

Auth

c)

RTDB

d)

Hosting

23.

Common for collab. filtering?

a)

Decision Trees

b)

KNN

c)

SVM

d)

PCA