To show and Hide the objects type in Work Screen :
 
To Hide objects from the display :
To show the hidden or invisible objects:
To Invert Show and Hidden Objects :
- Select Show and Hide icon in the toolbar section or
 - The keyboard shortcut Ctrl+W Shows or hides objects by type.
 
To Hide objects from the display :
- Ctrl+B Makes selected objects invisible in the display.
 - You can also simply select the Hide icon in the toolbar which is grouped along with Show, ShHow and hide icons.
 
To show the hidden or invisible objects:
- Ctrl+Shift+K Makes selected objects visible in the display.
 - Or just click the Show icon in the top tool bar section
 
To Invert Show and Hidden Objects :
- Invert Shown and Hidden Ctrl+Shift+B Reverses the hidden status of all objects on selectable layers.
 - Show All Ctrl+Shift+U Shows all objects on selected layers.
 - Object Display Ctrl+J Modifies the layer, color, font, width, grid count, translucency, shading, and analysis display status of objects.
 - Layer Settings Ctrl+L Sets the work layer, visible and invisible layers, and defines category names for layers.
 - Layer Visible in View Ctrl+Shift+V Sets visible and invisible layers for a view
 - WCS Display W Displays the WCS (Work Coordinate System) which defines the XC-YC plane on which most geometry is created.