When using the Yahoo! Placemaker API, which of the following parameters is ignored when the documentContent parameter is provided in the query string of the URI?

Which logic operators are used when working with the Yahoo! Updates API?

Which Yahoo! BOSS API response fields gives the number of total documents matching the search terms, including duplicate results?

Which parameter is used to get output from Yahoo! Web Services in Serialized PHP format?

Which query parameters are supported by the Yahoo! Placemaker API?

In JSON, the slashes (/) appearing in a URL string value are escaped with _________.