Unit 2 - Practice Quiz

MEC136 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. XY Line
C. Profile Line
D. Projector

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. Third Quadrant
C. Fourth Quadrant
D. Second Quadrant

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

A. Below the XY line
B. Right of the XY line
C. Above the XY line
D. Left 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. MULTILINE
B. SPLINE
C. POLYLINE
D. LINE

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

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

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

A. Front View only
B. Both Front and Top Views
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 line of true length
B. An inclined line
C. A point
D. A line shorter than true length

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

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

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

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

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

A. @distance<angle
B. @x,y
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. Front View below XY, Top View above XY
B. Front View above XY, Top View below XY
C. Both Front and Top Views below XY
D. Both Front and Top Views above XY

12 Which AutoCAD command allows you to draw a polygon?

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

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

A. The polygon vertices touch the imaginary circle
B. The midpoints of the polygon sides touch the circle
C. The polygon is drawn randomly
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. Top View
C. Front View
D. Side View

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

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

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

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

18 The Front View of a point is denoted by:

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

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

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

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

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

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. At infinity
D. On the XY line

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

A. Join lines together
B. Scale an object infinitely
C. Delete an object
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. At infinity
B. On the XY line
C. Below the XY line
D. Above the XY line

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

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

34 A point situated in the Second Quadrant is:

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

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

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

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

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

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

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

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

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

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

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

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

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

41 Which keyboard key cancels the current command in AutoCAD?

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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