Express JS Express Template Engines

Question 1

Which app.set() key is used to configure the default template engine in Express?

Accepted Answer

"view engine"

Answer

"template engine"

Answer

"engine"

Answer

"render engine"

Question 2

What directory does Express look for template files in by default?

Accepted Answer

/views

Answer

/public

Answer

/templates

Answer

/assets

Question 3

Which method in Express renders a template file and sends the resulting HTML response to the client?

Accepted Answer

res.render()

Answer

res.send()

Answer

res.template()

Answer

res.view()

Question 4

In EJS, which tag outputs an HTML-escaped variable value?

Accepted Answer

<%= var %>

Answer

<% var %>

Answer

<%- var %>

Answer

<%# var %>

Question 5

How do you pass dynamic data to a template when calling res.render()?

Accepted Answer

res.render('view', { key: value })

Answer

res.data = { key: value }; res.render('view')

Answer

req.locals = { key: value }; res.render('view')

Answer

app.data({ key: value }); res.render('view')

Question 6

Which of the following is a valid Express-compatible template engine?

Accepted Answer

Pug

Answer

Jinja2

Answer

Django Templates

Answer

Blade

Question 7

What does app.locals do in the context of Express templates?

Accepted Answer

Defines variables accessible to all templates across all requests

Answer

Sets the views directory path

Answer

Registers a custom template engine

Answer

Enables view caching in production