Search webparts in Search pages- SharePoint 2010

Search Webparts used in Search Page
Search paging:
 It display links for navigating pages containing search results. user can configure "Max Pages links before current", "Max Page links after current", " Previous link text label", "Previous link image URL", "Image URL for previous link in right-to-left languages",

Search Core Results:
 It shows the results, metadata and URLs. It includes description of results also known as snippet. Results layout can be modified by using its XSLT. The look and feel view and options can be modified through this webparts settings.
In this webpart settings we have location option with in it, we can Local search results or Internet search results or Local people search results etc.
We can increase "Results per page". Characters in summary", Characters  in URL, "Results can be sorted with relevance or modified date", "Remote duplicate results", "Ignore Noise Words", "Query lanugage can be changed", "Show More results link", etc.

Top federated results:
The Top Federated Results Web Part settings are used to execute and display search results from different locations/zone like intranet, local, FAST etc. They contain the same search settings as the Search Core Results Web Part with the exception of the Location properties(Here we can add more than one location to aggregate results from more than one location). A notable advantage of this Web Part is the option to aggregate results from several locations/zone like intranet, local, FAST etc. In this section, we will look at the following search-related settings of the Top Federated Results: choosing a federated location and using the asynchronous Ajax options.

People matches:It is very much similar to Search core webpart except in "location" dropn down it have default value as Local People search results, this settings/option can be view through it webpart settings.

Related queries:It provides a list of link to queries similar to keywords or phrases(used in best bets) entered in the search box. Searched term/text will be added as suggestion if it is used more than 6 times. Timer job is doing this process.

Search Action links:
It shows search action links on search page. It allows users to click on hyperlinks in the results set such as RSS, Alert, Relevance, Modified date, Search from windows, Alert me, allow users to display language picker.
It contains very similar settings as compared to search core except RSS, Alert, Relevance, Modified date, Search from windows, Alert me, allow users to display language picker. Admin can select to display it in search page accroding to its requirement.

Search statistics:It displays search statistics such as display mode in one or two line, display number of results on page, total number of results, search response time, latency traces(debug)

Refinement Panel:It helps users to refine its search results in search page. Also add custom refiners based on managed metadata property.
In its settings the filter category can be modified as per requirement.

Advanced search box:
It displays different parameter search options based on properties and combination of words. It also helps to create query based on including all the words,Exact phrase, Any of words, None of words. These sections of this webpart can be hide or show based on requirement.

Federated search:It returns search results from federated search locations for the provided search query. It works with all search products. Federated connectors are required to fetch results from federated location. Available connectors are News(Bing news, Business week, Google news, The register, Yahoo news), Media(Bing Image, Flickr, Yahoo Images, YouTube), Blogs(Google blog Search), Information resources(Bing, Bing local, Encyclopedia, Britannica, MSDN, Technet, Wikipedia, Yahoo!)

People refinement panel:
This webpart is similar to refinement panel webpart. This webpart renders on left hand side of the search page. It helps users to refine search results. Also add custom refines based on managed metadata property.

People search box:
It allows users to search for the peoples. Metadata property for user will be search.

Search visual best bets:Its a feature of fast search for SharePoint. It displays high confidence visual results on a search results page. Results could be also html page, picture and videos.

Search summary:
Displays suggestions for current search query. Example: If you are searching for SharePoin then below that one a suggestion will display like: Did you mean SharePoint?

Create "Best Bets" at Search page in SharePoint 2010

Keywords and Best Bets are manually configured by a site collection administrator and are a great way to target important information in your search results. When a user enters a keyword into the search box, the Best Bets are displayed as part of the search results at the top of the page marked by a yellow star.
The keywords for Best Bets are created under Top level site collection of that search page. In some architect design admins are creating search page as different site collection and some are creating as sub site.
Here are the steps to create best bets at Top level site collection of search page:
Site Action  ==> Site Settings ==> Search Keywords ==> Click on "Add Keywords" ==> Enter required information