Document Description File Type Size pega-20191107.xsd XBRL Taxonomy Extension Schema EX-101.SCH 4 KB pega-20191107_cal.xml XBRL Taxonomy Extension Calculation Linkbase EX-101.CAL 1 KB pega-20191107_def.xml XBRL Taxonomy Extension Definition Linkbase EX-101.DEF 1 KB pega-20191107_lab.xml XBRL Taxonomy Extension Label Linkbase EX-101.LAB 26 KB pega-20191107_pre.xml XBRL Taxonomy Extension Presentation Linkbase EX-101.PRE 14 KB q320198k_htm.xml XML 4 KB