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Unit 2: Projection of Points and Lines - Practice Quiz

MEC136 — Engineering Drawing With Autocad 50 Questions
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1 In Engineering Drawing, the intersection of the Horizontal Plane (HP) and the Vertical Plane (VP) is called:

A. Trace Line
B. Profile Line
C. Projector
D. XY Line

2 If a point is situated above the Horizontal Plane (HP) and in front of the Vertical Plane (VP), it is in the:

A. First Quadrant
B. Second Quadrant
C. Fourth Quadrant
D. Third Quadrant

3 In First Angle Projection, the Front View (Elevation) is always drawn:

A. Above the XY line
B. Left of the XY line
C. Below the XY line
D. Right of the XY line

4 Which AutoCAD command is used to draw a continuous series of line segments that are treated as a single object?

A. POLYLINE
B. LINE
C. SPLINE
D. MULTILINE

5 What is the keyboard shortcut for the 'Circle' command in AutoCAD?

A. CL
B. CR
C. C
D. CI

6 When a line is parallel to both HP and VP, its True Length is seen in:

A. Both Front and Top Views
B. Front View only
C. Top View only
D. Side View only

7 If a line is perpendicular to the HP and parallel to the VP, its Top View will be:

A. A point
B. An inclined line
C. A line shorter than true length
D. A line of true length

8 To switch the 'Ortho Mode' ON or OFF in AutoCAD, which function key is used?

A. F8
B. F9
C. F7
D. F3

9 The point where a line intersects the Horizontal Plane is called the:

A. Profile Trace
B. Horizontal Trace (HT)
C. Vertical Trace (VT)
D. Intersection Point

10 In AutoCAD, which coordinate entry format represents Relative Polar Coordinates?

A. @x,y
B. #distance<angle
C. x,y
D. @distance<angle

11 If a point is located in the Fourth Quadrant, its projections on the 2D drawing sheet will show:

A. Both Front and Top Views above XY
B. Front View below XY, Top View above XY
C. Front View above XY, Top View below XY
D. Both Front and Top Views below XY

12 Which AutoCAD command allows you to draw a polygon?

A. POLY
B. PGON
C. RECT
D. POL

13 When drawing a polygon in AutoCAD, 'Inscribed in circle' means:

A. The polygon is drawn randomly
B. The midpoints of the polygon sides touch the circle
C. The polygon vertices touch the imaginary circle
D. The circle is inside the polygon

14 A line inclined to HP and parallel to VP will have its True Inclination (θ) seen in:

A. Both Views
B. Front View
C. Top View
D. Side View

15 Which command is used to configure dimension settings like text height and arrow size in AutoCAD?

A. D
B. DIM
C. DM
D. DS

16 If a line is parallel to the HP, its Vertical Trace (VT):

A. Is on the XY line
B. Does not exist
C. Is infinite
D. Is the same as HT

17 If a line is parallel to the HP, its Horizontal Trace (HT):

A. Is a point on the XY line
B. Is a point above the XY line
C. Does not exist
D. Is the same as the VT

18 The Front View of a point is denoted by:

A. A
B. a'
C. a
D. 1

19 Which option in the AutoCAD ARC command is NOT a valid method to create an arc?

A. Start, End, Radius
B. Start, Center, Angle
C. Center, Diameter, Length
D. Start, Center, End

20 To draw an Ellipse in AutoCAD using the axis-end method, you must specify:

A. Center and Radius
B. Three points on the circumference
C. Two endpoints of one axis and the distance to the other axis
D. Four corners of a rectangle

21 A point lies on the HP and in front of the VP. Its Front View will lie:

A. Below the XY line
B. Above the XY line
C. On the XY line
D. At infinity

22 When a line is inclined to both HP and VP, the apparent lengths in Front and Top views are:

A. Equal to True Length
B. Depends on the thickness of the line
C. Shorter than True Length
D. Longer than True Length

23 Which AutoCAD dimensioning command is best for measuring the length of an inclined line?

A. DIMANGULAR
B. DIMLINEAR
C. DIMALIGNED
D. DIMORDINATE

24 The Top View of a point is obtained by looking from:

A. The side
B. The front
C. The bottom
D. The top

25 In the Third Quadrant, the relationship of planes is:

A. VP is in front of the object
B. Object is between Observer and Plane
C. HP is above the object
D. Plane is between Observer and Object

26 What is the specific AutoCAD command to draw a rectangle?

A. REC
B. BOX
C. RECT
D. R

27 If point A is 20mm above HP and 30mm in front of VP, the distance between a' and a on the drawing sheet is:

A. 50mm
B. 20mm
C. 10mm
D. 30mm

28 Which option allows you to draw a circle tangent to two objects with a specific radius in AutoCAD?

A. 3P
B. Center, Radius
C. TTR (Tan, Tan, Radius)
D. 2P

29 A line perpendicular to VP will appear as a __ in the Front View.

A. Inclined line
B. Point
C. Horizontal line
D. Vertical line

30 When dimensioning a circle in AutoCAD, the symbol 'Φ' denotes:

A. Circumference
B. Diameter
C. Angle
D. Radius

31 The 'Explode' command in AutoCAD is used to:

A. Join lines together
B. Delete an object
C. Scale an object infinitely
D. Break a compound object (like a Polyline) into component segments

32 If a line is in the VP and inclined to the HP, its Horizontal Trace (HT) lies:

A. Above the XY line
B. At infinity
C. Below the XY line
D. On the XY line

33 To create a chamfered corner on a rectangle in AutoCAD, you must set the:

A. Width
B. Elevation
C. Fillet radius
D. Chamfer distances

34 A point situated in the Second Quadrant is:

A. Below HP, Behind VP
B. Above HP, In front of VP
C. Above HP, Behind VP
D. Below HP, In front of VP

35 In orthographic projection, the Side View is projected onto the:

A. Vertical Plane
B. Profile Plane
C. Horizontal Plane
D. Auxiliary Plane

36 If a line is parallel to the VP, its Top View is parallel to:

A. None of the above
B. The XY Line
C. The Vertical Trace
D. The Profile Plane

37 The AutoCAD command to join two separate lines into a single polyline is:

A. MERGE
B. ATTACH
C. JOIN
D. CONNECT

38 True Length of a line is the hypotenuse of a right-angled triangle formed by:

A. None of the above
B. Top View length and height difference
C. Top View length and departure
D. Front View length and height difference

39 When using the 'Polygon' command, specifying 'Circumscribed about circle' means:

A. The vertices touch the circle
B. The midpoints of the edges touch the circle
C. The polygon is inside the circle
D. The circle is outside the polygon

40 If a line lies on the HP, its Front View lies:

A. Above the XY line
B. Below the XY line
C. On the XY line
D. Perpendicular to XY

41 Which keyboard key cancels the current command in AutoCAD?

A. Enter
B. Spacebar
C. Tab
D. Esc

42 The intersection of a line with the Vertical Plane is known as:

A. Horizontal Trace
B. Vertical Trace
C. Profile Trace
D. Reference Point

43 If Point A is in the HP and 20mm behind the VP, its projection is:

A. a' on XY, a 20mm above XY
B. a' on XY, a 20mm below XY
C. a on XY, a' 20mm above XY
D. a 20mm above XY, a' 20mm below XY

44 What type of line is used to represent the axis of symmetry or center lines in engineering drawing?

A. Chain thin line (Long dash - dot)
B. Continuous thick line
C. Zig-zag line
D. Dashed line

45 In AutoCAD, the 'Trim' command is used to:

A. Move an object
B. Extend an object
C. Cut an object at a cutting edge
D. Erase a whole object

46 Which variable controls the global scale factor of dimensions in AutoCAD?

A. LTSCALE
B. PSLTSCALE
C. DIMSCALE
D. HATCHSCALE

47 When a line is inclined to the VP and parallel to the HP, the angle of inclination (Φ) is measured in the:

A. Top View
B. Side View
C. Bottom View
D. Front View

48 To create a rounded corner between two lines in AutoCAD, use the command:

A. SMOOTH
B. FILLET
C. CHAMFER
D. ROUND

49 In First Angle Projection, the order of arrangement is:

A. Observer - Object - Plane
B. Plane - Object - Observer
C. Object - Observer - Plane
D. Observer - Plane - Object

50 Point P is 15mm above HP and 15mm in front of VP. The distance between its projectors measured along the XY line is:

A. 30mm
B. 0mm (Projectors are in the same line)
C. 15mm
D. Cannot be determined
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