What is the importance of DA and PA in SEO?

[mariyaadems]

DA means domain authority which depends on quality backlink which is coming from high authority website and PA means Page Authority which increase when you post high quality content and user spend more time on that page.

[vorasahenjs]

DA means domain authority which depends on quality backlink which is coming from high authority website and PA means Page Authority which increase when you post high quality content and user spend more time on that page.

Yes maria I agree with you...

[nancy07]

Domain Authority (DA) it means, how many quality backlinks have been created for your websites to other websites.
Page authority (PA)describe the probability that a specific page from your site will be found on the search engine. Higher PA means greater chance of your page showing up on the search engines.

[siddrawat]

After Google removed PR factor for SEO purposes, PA & DA are the only factors left for measuring or analyzing domain value of a website.
PA is Page Authority
DA is Domain Authority

[sandeepsharmag]

Here strength means your sites or pages Page Rank, Domain Age, Number Backlinks and Content Quality and so on. Domain Authority (DA) it means, how many quality backlinks have been created for your websites to other websites. We calculate this metric by combining all of our other link metrics—linking root domains, number of total links, MozRank, MozTrust, etc.—into a single score."

[roycpo]

Page Authority and Domain Authority. Whereas Page Authority measures the predictive ranking strength of a single page, Domain Authority measures the strength of entire domains or subdomains.

[Sunny Mudgal]

DA and PA both are very important factors to increase your website ranking on search engines - Google, Yahoo, Bing etc.