/usr/share/netbeans/7.0.1/nb/config/ is in netbeans 7.0.1+dfsg1-4.
This file is owned by root:root, with mode 0o755.
..
/usr/share/netbeans/7.0.1/nb/config/Modules/
/usr/share/netbeans/7.0.1/nb/config/Modules/org-netbeans-lib-uihandler.xml
/usr/share/netbeans/7.0.1/nb/config/Modules/org-netbeans-modules-autoupdate-pluginimporter.xml
/usr/share/netbeans/7.0.1/nb/config/Modules/org-netbeans-modules-ide-branding-kit.xml
/usr/share/netbeans/7.0.1/nb/config/Modules/org-netbeans-modules-ide-branding.xml
/usr/share/netbeans/7.0.1/nb/config/Modules/org-netbeans-modules-uihandler-exceptionreporter.xml
/usr/share/netbeans/7.0.1/nb/config/Modules/org-netbeans-modules-uihandler.xml
/usr/share/netbeans/7.0.1/nb/config/Modules/org-netbeans-modules-updatecenters.xml
/usr/share/netbeans/7.0.1/nb/config/Modules/org-netbeans-modules-welcome.xml
/usr/share/netbeans/7.0.1/nb/config/productid