CAD Interview Questions and Answers
Question - 51 : - How many entity colors do the AutoCAD support?
Answer - 51 : -
AutoCAD supports the 255 entity colors.
Question - 52 : - In what situation a command prompt appears instead of a dialog box?
Answer - 52 : -
In AutoCAD, if a file command is imported from a script or AutoLISP/ ObjectARX/ ADSRX, a command prompt appears instead of a dialog box.
Question - 53 : - Which polygon command cannot draw shapes?
Answer - 53 : -
We cannot draw a rectangle by using the polygon command.
Question - 54 : - What will you do when command prompts appear on the command line instead of the ASE dialog box and plot dialog box?
Answer - 54 : -
In AutoCAD, the CMDDIA variables are used to control the display of dialog boxes. To enable these dialog boxes, we have to set CMDDIA to 1.
Question - 55 : - Which command is used to rotate the grid at 45 degrees in AutoCAD?
Answer - 55 : -
In AutoCAD, the UCS command is used to rotate the grid at 45 degrees.
Question - 56 : - What is the method to open a drawing file created with the automatic save features?
Answer - 56 : -
AutoCAD files are saved with an extension of ".dwg" and will only open those files having this extension. To open the drawing files, you have to rename them by using Explorer or DOS prompt. If you are using EXPLORER, you have to make sure that the option of "Hide file extensions for known file types" is not enabled. After copying the file, you can rename and use the OPEN command to open the saved drawings.
Question - 57 : - What is an object snap mode?
Answer - 57 : -
A set of tools precisely picking strategic points on an object, including endpoint, midpoint, center, and so on, are called object snap mode. It is also called osnap.
Question - 58 : - What do you understand by hatch patterns?
Answer - 58 : -
A pattern of lines, dots, and other shapes that fill in a closed area is called hatch patterns.
Question - 59 : - In what situation command prompt appears instead of a dialog boxes?
Answer - 59 : -
If a file command is imported from a script or AutoLISP/ ObjectARX/ ADSRX a command prompt appears instead of a dialog box.
Question - 60 : - Difference between 2D and 3D.
Answer - 60 : -
2D models are best used for design problems, like flat objects and layouts of building. Where on the other hand 3D models are capable of modelling an object in three dimensional according to user instructions. 3D models are helpful in conceptualizing the object since in true 3D models can be displayed in various views and form different angles.