Email Design Email Signature 5

Question 1

A designer wants the signature to look sharp on Retina and other high-DPI screens. What is the standard technique?

Accepted Answer

Export images at 2x resolution and constrain them to half size with width attributes

Answer

Serving a 2x image constrained to its intended display width delivers crisp rendering on high-DPI displays.

Question 2

Which approach correctly styles text in an email signature for maximum client compatibility?

Accepted Answer

Inline CSS applied directly to each element

Answer

Many clients strip style blocks and all strip external stylesheets and scripts, so inline styles are the reliable option.

Question 3

An employee updates their phone number, but old emails still show the previous number in the signature. Why?

Accepted Answer

Signatures are static content baked into each sent message, not dynamically updated

Answer

A signature is part of the sent message body, so already-delivered emails keep whatever signature they were sent with.

Question 4

What is the benefit of adding structured contact details rather than cramming everything on one line in a signature?

Accepted Answer

Clear visual hierarchy helps recipients quickly find the detail they need

Answer

Organized, hierarchical layout makes name, title, and contact channels scannable at a glance.

Question 5

During an email signature A/B test, what metric best indicates whether a signature call-to-action banner is effective?

Accepted Answer

Click-through rate on the banner link

Answer

Click-through rate directly measures how many recipients engaged with the banner's call to action.

Email Design Practice Test