Abstract: A data terminal for use with a viewing screen and comprising a holder for a keyboard, the holder being slidable in a direction perpendicular to a back of the desk between a working position with the keyboard holder in a recess in a front part of a desk top of the desk and a rest position with the keyboard holder closer to the back and beneath the desk top; a removable cover covering the recess in the rest position and removable from the rest position of the keyboard holder covered by a removable flap and through which opening the keyboard is operationally accessible in the rest position thereby leaving a substantial portion of the desk top clear for working space.