Load Time Performance

Load Time Performance

Professional Development

13 Qs

quiz-placeholder

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Load Time Performance

Load Time Performance

Assessment

Quiz

Computers

Professional Development

Hard

Created by

Mateusz Kwasniewski

Used 4+ times

FREE Resource

13 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Which sentences are correct?

Page load time of most websites is affected more by bandwidth than latency

Page load time of most websites is affecter more by latency than bandwidth

"Performance golden rule" says most optimisations are in the backend code

"Performance golden rule" says most optimisations are in the frontend code

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the principles is questionable in HTTP/2 world?

send fewer bytes over the network

make fewer requests

move data closer to the end user

prefer nonblocking resource loading

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which optimisation is NOT applied by default in Parcel?

file minification

adding cache friendly hash to the file names

JS bundling

gzip

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What font-display value is a default in most browsers?

swap

fallback

block

optional

5.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

What are the common image loading anti-patterns?

download and hide

download and shrink

using wrong image format

using SVG for icons

6.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

How can we implement adaptive images?

CSS media queries

img@srcset

picture

client hints

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

How do we lazy load images in HTML?

lazy=loading

loading=lazy

data-src

data-srcset

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