Q.State any four important metrics used in digital marketing and explain what each measures.

Metrics turn a campaign's performance into numbers so a business can see clearly what is working.

A metric is a number that measures part of a campaign's performance, turning vague impressions into facts. Any four of the following are acceptable:

1. Impressions — the number of times an advertisement or post was shown to people, whether or not they acted on it.
2. Reach — the number of distinct people who saw the content (the same person seen twice counts once).
3. Clicks — the number of times people clicked a link, advertisement, or button.
4. Click-Through Rate (CTR) — the percentage of viewers who clicked, found by dividing clicks by impressions; it shows how appealing a message is.
5. Conversion Rate — the percentage of visitors or clickers who completed a desired action, such as a purchase or sign-up; it shows how persuasive a page is.
6. Bounce Rate — the percentage of visitors who leave after viewing only one page; a high value suggests the page did not meet the visitor's need. …

Do not confuse impressions (how often something was shown) with reach (how many distinct people saw it), or CTR (share who clicked) with conversion rate (sha …