MCQ Questions and Answers on CAD, CAM, and Automation

Q.

For 3D modeling of automobile body styling, which of the following is a preferred technique?

A. Constructive Solid Geometry

B. Pure Primitive Instancing

C. Boundary Representation

D. Spatial Occupancy Enumeration

Discuss

Answer : Option:- C

Explanation :

Discuss here! No Explaination Available for These Question.

Q.

Which of the following uses a number of two-dimensional profiles for generating a three-dimensional object?

A. Tweaking

B. Lofting

C. Filleting

D. None of the above

Discuss

Answer : Option:- B

Explanation :

Discuss here! No Explaination Available for These Question.

Q.

To create a hollow part, which of the following command would be most efficient?

A. Extrude

B. Sweep

C. Shell

D. Revolve

Discuss

Answer : Option:- C

Explanation :

Discuss here! No Explaination Available for These Question.

Q.

The curve is defined as the locus of a point moving with ______ degree of freedom

A. 0

B. 1

C. 2

D. 3

Discuss

Answer : Option:- B

Explanation :

Discuss here! No Explaination Available for These Question.

Q.

Write parametric equation of line having end points P1(3,5,8) and P2 (6,4,3).

A. [3 5 8]+u[3 -1 -5]

B. [3 5 8]+u[3 1 5]

C. [3 8 5]+u[3 -1 -5]

D. [3 5 8]+u[-3 1 5]

Discuss

Answer : Option:- A

Explanation :

Discuss here! No Explaination Available for These Question.

Q.

Find the tangent vector of line having end points P1(3,5,8) and P2 (6,4,3).

A. 3i+j-5k

B. 3i-j-5k

C. 3i-j+5k

D. -3i-j-5k

Discuss

Answer : Option:- B

Explanation :

(6-3)i+(4-1)j+(3-8)k
i.e. 3i-j-5k

Q.

Find coordinates of points on line having end points P1(3,5,8) and P2 (6,4,3) at u=0.25

A. [3.75 4.25 6.25]

B. [3.25 4.25 6.25]

C. [3.75 4.75 6.75]

D. [4.25 3.75 6.25]

Discuss

Answer : Option:- C

Explanation :

The required coordinates are,
[3 5 8] + 0.25[(6-3) (4-5) (3-8)]
i.e [3.75 4.75 6.75]

Q.

Two lines are parallel when

A. P1×p2 = 0

B. P1 . P2=0

C. P1 = P2

D. P1+ P2=0

Discuss

Answer : Option:- A

Explanation :

Discuss here! No Explaination Available for These Question.

Q.

Two lines L1 and L2 having Parametric equations are P1=[3 4 7]+u[2 2 -6] and P2=[1 5 -2]+u[1 4 2]. Tangent vector for line L1

A. 2i+2j-6k

B. 2i+2j+6k

C. 2i-2j-6k

D. 6-2j-2k

Discuss

Answer : Option:- A

Explanation :

Note tangent vector in above case is matrix multiply to term u. i.e 2i+2j-6k

Q.

Parametric equation for circle

A. X=x+Rcosu; Y=y+Rsinu; Z=z

B. X=Rcosu; Y=Rsinu; Z=z

C. X=x+Rsinu; Y=y+Rcosu; Z=z

D. X=Rsinu; Y=y+Rcosu; Z=z

Discuss

Answer : Option:- A

Explanation :

Discuss here! No Explaination Available for These Question.

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MCQ Questions and Answers on CAD, CAM, and Automation

Q. For 3D modeling of automobile body styling, which of the following is a preferred technique?

Q. Which of the following uses a number of two-dimensional profiles for generating a three-dimensional object?

Q. To create a hollow part, which of the following command would be most efficient?

Q. The curve is defined as the locus of a point moving with ______ degree of freedom

Q. Write parametric equation of line having end points P1(3,5,8) and P2 (6,4,3).

Q. Find the tangent vector of line having end points P1(3,5,8) and P2 (6,4,3).

Q. Find coordinates of points on line having end points P1(3,5,8) and P2 (6,4,3) at u=0.25

Q. Two lines are parallel when

Q. Two lines L1 and L2 having Parametric equations are P1=[3 4 7]+u[2 2 -6] and P2=[1 5 -2]+u[1 4 2]. Tangent vector for line L1

Q. Parametric equation for circle

Q.

For 3D modeling of automobile body styling, which of the following is a preferred technique?

Q.

Which of the following uses a number of two-dimensional profiles for generating a three-dimensional object?

Q.

To create a hollow part, which of the following command would be most efficient?

Q.

The curve is defined as the locus of a point moving with ______ degree of freedom

Q.

Write parametric equation of line having end points P1(3,5,8) and P2 (6,4,3).

Q.

Find the tangent vector of line having end points P1(3,5,8) and P2 (6,4,3).

Q.

Find coordinates of points on line having end points P1(3,5,8) and P2 (6,4,3) at u=0.25

Q.

Two lines are parallel when

Q.

Two lines L1 and L2 having Parametric equations are P1=[3 4 7]+u[2 2 -6] and P2=[1 5 -2]+u[1 4 2]. Tangent vector for line L1

Q.

Parametric equation for circle