Engineering Questions with Answers - Multiple Choice Questions

# Machine Drawing MCQ – UCS and UCSICON

1 - Question

The abbreviation WCS stands for _________
a) Windows Coordinate System
b) Wide Coordinate system
c) World Coordinate System

Explanation: 3-dimensional coordinate system with X, Y and Z axes considered up to infinity is termed as WCS. WCS is an abbreviation of World Coordinate System. Icon of WCS is shown at the lower left corner of drawing area.

2 - Question

Which type of coordinate system is used in AutoCAD?
a) 2-Dimensional
b) 3-Dimensional
c) 1-Dimensional
d) User dependent

Explanation: Coordinate system is used in AutoCAD is a 3-Dimensional coordinate system. The axes of this coordinate system are considered up to infinity. This coordinate system is termed as the World Coordinate System.

3 - Question

Origin of User Coordinate System ___________
a) must coincide with WCS
b) at the left lower corner of drawing area
c) at the center of drawing area
d) can be anywhere in the WCS

Explanation: Origin of UCS can be anywhere in the WCS. It may or may not coincide with WCS. It can be moved/shifted anywhere in the drawing area.

4 - Question

When working with User Coordinate System display of square of an icon can be put ON or OFF using ____________
a) UCSICON command
b) UCS command
c) Double click on axes
d) VIEW command

Explanation: When working with User Coordinate System, square of an icon is not displayed. It can be put ON or OFF using UCSICON command. That command further prompts for options.

5 - Question

When you see a small square at the intersection of two axes of the coordinate system, you are working with UCS.
a) True
b) False

Explanation: When you see a small square at the intersection of two axes of the coordinate system, you are working with WCS. If there is no box/square at the intersection then you are using UCS. Square or box is the indication of type of coordinate system.

6 - Question

UCS icon is displayed using a line width of _________ by default.
a) 5 pixel
b) 1 pixel
c) 3 pixel
d) 4 pixel

Explanation: UCS icon is displayed using a line width of 1 pixel, by default. User can change these widths of line. A user can beef it to 2 or 3 pixel widths.

7 - Question

The position and orientation of the UCS origin is controlled by ________
a) UCS command
b) UCSICON command
c) VIEW command
d) MOVE command