V4I1E1W4D2A1T1A1
15 points
VIEWDATA is validvalid
a videotex [n VIEWDATA, VIEWDATAS]
a communications system by which information can be received and requested by a telephone line, and shown on a video display unit [n -S]
a videotex [n VIEWDATA, VIEWDATAS]
a communications system by which information can be received and requested by a telephone line, and shown on a video display unit [n -S]