the query parameters in the urls embedded in example - were hardcoded in the page' html but such urls can also be generated automatically by cgi script as part of reply page in order to provide inputs to the script that implements next step in user interaction they are simple way for web-based applications to "rememberthings for the duration of session hidden form fieldsup nextserve some of the same purposes passing parameters in hidden form fields similar in spirit to the prior sectioninputs for scripts can also be hardcoded in page' html as hidden input fields such fields are not displayed in the pagebut are transmitted back to the server when the form is submitted example - for instanceallows job field to be enteredbut fills in name and language parameters automatically as hidden input fields example - pp \internet\web\tutor html cgi common input deviceshidden form fields this demo invokes the tutor py server-side script againbut hardcodes input data in the form itself as hidden input fieldsinstead of as parameters at the end of url hyperlinks as beforethe text of this formincluding the hidden fieldscan be generated as part of the page output by another cgi server-side scripting