Piagetâs Theory of cognitive development in early childhood is defined as the way a childâs mental activities and capabilities evolve through childhood to adolescents.
Universal Communications Format File. UCF file is an Universal Communications Format File. UCF is a special file format the you can use to display rich media files in WebEx sessions. WebEx is a web conference system. It is a tool for online meetings, conferences, and other Web-based events. Description link.
Universal Disk Format (UDF) is a file system specification defined by OSTA. One objective of UDF is to replace the ISO9660 file system on optical media (CDs, DVDs, etc).