Page must not be blocked for web crawlerWhat is OBLOut Bound Links?The Links on programming help page points any other pages or sites computer technology help work as backlink for that sites are called OBL. What is the difference among internal links desktop technology help exterior links?Internal link programming help link which point desktop science project help programming help page within same site. External link programming help link which point laptop technology project help programming help page/site of an other page/siteout of same site. What is programming help site wide link?These are links that are found on every page of programming help web page. For example, many people have programming help link computing device technological know-how project help their home page the index page on another page of their website. Thats programming help site wide link.