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20 Spring term "computer aided design" online job usually 2
Paper Total: 100 Score: 100
a, multiple choice (a total of 10 questions, 50 points)
1. CAD of multi-line command after startup, input () can draw ratio is provided a multi-line
A.ST
the BS
CJ
DH
2. Copy command file other blocks in AutoCAD the shortcut key is ()
A.CTRL the ALT + C +
B.CTRL + C
C.CTRL the SHIFT + C +
D.CTRL + A
3. In order POLYGON CAD painted by a regular hexagon, which comprises () primitives
A.1 a
B.6 a
C. uncertain
D.2 a
4. The copy command to CAD shortcut addition there co ()
A.ca
B.ct
C.cu
D.cp
5. In CAD, which does not include the following dynamic input portion ()
A. pointer input
B. Input from
C. dimensional input
D. Dynamic prompts
6. The array is divided into () species
A.3
B.4
C.2
D.1
7. In the process of the implementation of "trim" command, requires the user to select () kinds of objects
A.1
B.2
C.3
D.4
8. Trim command objects can not be applied to CAD "trim" trimming is ()
A. arc
B. circle
C. straight
D. text
9. The diameter of the input symbols CAD tools text command ()
A. %%. 1
B. U %%
C. %% O
D. %% C
CAD shortcut keys 10. In this window switching is a Chinese ()
A.F1
B.F2
C.F3
D.F4
Second, determine the questions (questions were 10, 50 points)
11. The copy command can only replicate a graphic object, and placed into the specified location.
12. When the block is inserted, the attribute information is prompt order determined by the order of the selected attribute defining block.
13. Opposite domain may be union, intersection, difference, etc. Boolean operations.
14. Remove the block definition can not be used.
15. When using the zoom window, the smaller the range of the rectangular frame, the graphic display is also smaller.
16. Use only extension command bar and click the option to select an object in two ways.
17. The object selection "All" mode all objects in the drawing can be selected.
18. In CAD, can be any three circle.
19. When the two break points coincide with the "break point in the" command is equivalent.
Determining the angle of rotation 20. There are two methods: the direct use of the input angle and the reference angle.
