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Computer Aided Drawing

A course that teaches the principles and techniques of using computer software to create precise and detailed technical drawings for various engineering.

computer-aided drawing

cad

design

drafting

modeling

rendering

2d

3d

precision

visualization

automation

efficiency

accuracy

interoperability

parametric

simulations

It is technology for design and technical documentation, which replaces manual drafting with an automated process.

  • computer-aided design and drafting

ADDA is the acronym for the American Design Drafting Association and the American Digital Design Association.

  • True

Drafting is a broad occupation.

  • True

is one of the pioneering companies that has played a significant role in developing CAD software.

  • AutoDesk

3D models as they can be viewed and rotated in any direction

  • x, y, or z

Visible lines, also called object lines or outlines.

  • True

Gasperd Monge is usually considered the "father of descriptive geometry".

  • True

Drafting is a key element of the development process and is used during all the developmental stages of a mechanical design.

  • False

It is a specialization of architectural drafting.

  • Commercial Drafting

If the inclined surface is seen in the top plane, then such an auxiliary view will be called

  • top auxiliary view

Mechanical drafters develop CADD models and drawings of structural and mechanical features of ships, docks, and other marine structures and equipment.

  • False

A _______ is an instrument used to draw circles and arcs.

  • compass

All lines are dark, crisp, sharp, and of the correct thickness when properly drawn.

  • True

It can also be used as straightedges to connect points for drawing lines without the aid of a parallel bar or machine scale

  • T-Square

Referenced-file-mode systems it enables users to levergae other users' work as background data.

  • True

A section is perpendicular to both the reference planes the true shape and size is obtained by taking projection of section on to _ plane

  • profile

In unidirectional system the dimensions are ______

  • Placed by breaking the dimension line in the middle

A software that was introduced in the late 1960's to expedite engineering drawing process.

  • Computer Aided Design

A _______ has a traversing arm that moves left and right across the table and a head unit that moves up and down the traversing arm

  • track drafting machine

The unauthorized copying of software is called _____ software piracy

  • software piracy

It is a film on which drawings or other printed materials are photographed at greatly reduced size for ease of storage.

  • Microfilm

is also used in job shops where one-of-a-kind products are made

  • sketching

A type of drafter that develop working layouts and master drawings of automotive vehicle components, assemblies, and systems.

  • Automotive design drafters

Which are the two systems of placing dimensions? i. Aligned system, ii. Break system, iii. Unidirectional system, iv. Directional system

  • i,iii

For the object which is symmetrical about the central axis; from which method of section it can be drawn __________

  • Half section

A scale is an instrument with a system of ordered marks at fixed intervals used as a reference standard in measurement.

  • True

3D CAD tools were introduced in ___ by a partnership between IBM-Dassults

  • 1980’s

A type of drafter that draw maps, diagrams, profiles, cross sections, directional surveys, and subsurface formations to represent geological or geophysical stratigraphy and locations of gas and oil deposits

  • Geological drafters

Durability is a consideration if the original drawing will be extensively used.

  • True

These images are called 3D models as they can be viewed and rotated in any direction – X, Y or Z.

  • True

This plane is perpendicular to some principal plane, then the drawing on such drawing is called ________.

  • Primary Auxiliary Views

Irregular curves, commonly called _____ , are curves that have no constant radii.

  • French curve

A type of drafter that develop working layouts and master drawings of automotive vehicle components, assemblies, and systems

  • Automotive design drafters

2D software have been first developed way back in A

  • 1970

It is one field or discipline where inclined text is commonly found on drawings.

  • structural drafting

When the interior of an object is complicated, which of the following view is used?

  • Secional View

Descriptive geometry uses the image-creating technique of imaginary, parallel projectors emanating from an imaginary object and intersecting an imaginary plane of projection at right angles.

  • True

It may prepare separate detailed site plans, grading and drainage plans, lighting plans, paving plans, irrigation plans, planting plans, and drawings and details of garden structures

  • Landscape drafters

is a man or woman employed in the drafting profession.

  • drafter

The advised position of placement of the dimensions should be ______.

  • on the boundaries of the view (incorrect)

What is GIS stands for?

  • Geographic Information System

The term generation refers to the number of times a copy of an original drawing is reproduced and used to make other copies.

  • True

_________are used to reduce or enlarge an object without having to make mathematical calculations or scale manipulations

  • Proportional dividers

What is the type of sections from given option?

  • Full section

Construction lines for layout and guidelines are very lightly drawn with a __________ lead.

  • 6H or 4H

The mechanical engineer’s scale is commonly used for mechanical drafting when drawings are in fractional or decimal inches.

  • True

3D CAD tools were introduced in ___by a partnership between IBM-Dassults.

  • 1980’s

It may specialize in a type of building, such as residential or commercial, or a construction material, such as reinforced concrete, masonry, steel, or timber.

  • Architectural Drafters

A type of drafter is a drafter associated with mechanical drafting for the manufacturing industry.

  • Mechanical Drafter

are used to transfer dimensions or to divide a distance into a number of equal parts

  • dividers

Diazo is drafting paper with translucent properties that is specially designed to accept pencil or ink.

  • False

Straight cutting plane in one line can be used if ___________.

  • all the hidden objects are in one line

The most important communication tools that a company can possess is the engineering drafting.

  • False

Artistic ability is helpful in some specialized fields, as is knowledge of manufacturing and construction methods

  • True

If the auxiliary view lies uniformly on both sides of the reference line, then it is called

  • Symmetrical Auxiliary Views

If the auxiliary view does not uniformly lie on both sides of the reference line, then it is called ______________________

  • Symmetrical Auxiliary Views

Sketching equipment is very complicated.

  • False

When the section is to be drawn for a small area of the object, a ________section is used.

  • revolved section

CAD is stands for Computer-Aided Drawing.

  • False

Lines are used to indicate the location of a stitching or sewing process.

  • Stitch lines

is a man or woman employed in the drafting profession

  • drafter

lines are also thick and used to identify where a view is taken for view enlargements, removed views, or partial views

  • viewing-plane

A __________ language using lines, symbols, and notes to describe objects for manufacture or construction.

  • graphic

All arrowheads on dimension lines and leader lines should not be the same size throughout the drawing.

  • True

The cutting plane cut the small portion after before the is cut by the full or half section, the section is known as __________

  • broken out section

These images are called _____ as they can be viewed and rotated in any direction – X, Y or Z.

  • 3D models

If the inclined surface is seen in the profile plane, then such an auxiliary new will be called

  • profile auxiliary view

The section which draws the section of assembly drawing is called as ____________

  • removed section

Sketching is freehand drawing without the aid of drafting equipment.

  • True

A manual drafting machine is a machine that mounts to the table or board and has scales attached to an adjustable head that rotates for drawing angles.

  • True

In which of the following type of dimensioning, the dimensions are arranged only in a straight line?

  • chain dimension

The section which cuts the object at an angle is called ________

  • auxiliary section

A section is parallel to vertical plane the true shape and size is obtained by taking projection of section on to _________ plane.

  • profile

This type of CAD software allows only a single user to work on a single file at a time.

  • single-file-mode systems

Sketching is a method of communication used as a tool for problem solving.

  • True

Construction lines are one of the ASME standard line types because they do represent a specific drawing feature and are not reproduced on the final drawing

  • False

A type of drafter that work from specifications, sketches, and rough drafts.

  • Architectural drafters

Surface finish it specifies the surface quality of the item .

  • True

A lines created using a separate format can be removed easily or set so they do not display or plot when the layout work is finished.

  • Construction Line

They are the drafters that build models of proposed landscape construction and prepare colored drawings for presentation to clients.

  • Landscape drafters

graphically represent aerial photographic detail, such as contour points, hydrography, topography, and cultural features, using precision stereo plotting apparatus or drafting instruments.

  • photogrammetrists

Lines that are used to show and locate the centers of circles and arcs and to represent the center axis of a circular or symmetrical form

  • Centerlines

When the cutting plane cuts the entire object the section is known as _______.

  • Full section

Compass is also used in navigation to measure distance in nautical miles.

  • False

Crane hook is to drawn by _________method.

  • revolved section

Isometric is a means of representing a three-dimensional object in two dimensions

  • False

The _________ clamps to a table and through an elbow like arrangement of supports allows you to position the protractor head and scales anywhere on the board.

  • arm machine

Templates for drawing other shapes, such as ellipses, and for letters are also common.

  • True

2D software have been first developed way back in

  • 1970's

If the inclined surface is seen in the frontal plane, then such an auxiliary view will be called

  • frontal auxiliary view

_________are used to reduce or enlarge an object without having to make mathematical calculations or scale manipulations.

  • DIvider

It can also be used as straightedges to connect points for drawing lines without the aid of a parallel bar or machine scale.

  • Triangles

It is a machine for photographically reproducing material.

  • Photocopy printer

A _______ has a traversing arm that moves left and right across the table and a head unit that moves up and down the traversing arm.

  • track drafting machine

A plumbing drafter, also known as a pipe drafter.

  • True

c is one of the most important characteristics of drawing media when reproducing the drawing using the diazo print process

  • transparency

The term automatic pencil refers to a pencil with a lead chamber that advances the lead from the chamber to the writing tip by the push of a button or tab when a new piece of lead is needed.

  • True

Sketching refers to all letters and numbers on drawings and related documents.

  • False

Lines that are used to shorten the length of a long object or part or to provide a partial view of a feature

  • Break lines

can also be used as straightedges to connect points for drawing lines without the aid of a parallel bar or machine scale.

  • triangles

As far as possible, the dimension should be given to which of the following lines?

  • outline

A divider is especially useful for large circles, but using one can be time consuming.

  • False

Mechanical drafters develop CADD models and drawings of structural and mechanical features of ships, docks, and other marine structures and equipment

  • False

The parallel bar slides up and down a drafting board to allow you to draw vertical lines.

  • True

The standardized lettering format was developed as a modified form of the Gothic letter font.

  • True

A section is parallel to horizontal plane the true shape and size is obtained by taking projection of section on to _________ plane.

  • horizontal

If the auxiliary view does not lie uniformly on both sides of the reference line, then it is called Unsymmetrical Auxiliary Views

  • True

These lines that are half as thick as object lines for contrast

  • Hidden lines

It refers to the material on which you create drawings, such as paper or polyester film.

  • Media

computer-aided design and drafting

  • True

Today most engineering drawing is done with CAD, but pencil and paper have disappeared.

  • False

If it lies on one side only of the reference line, then it is called ____________________.

  • Bilateral Auxiliary Views

uses a process that involves an ultraviolet light passing through a translucent original drawing to expose a chemically coated paper or print material underneath.

  • diazo printing

Inclined and offset cutting planes can be used if __________.

  • it is used for combined objects

uses an extensive set of conventions to convey information very precisely, with very little ambiguity

  • engineering drawing

Erasability is important because errors need to be corrected, and changes are frequently made.

  • True

Construction lines created using a separate format can be removed easily or set so they do not display or plot when the layout work is finished.

  • True

the section in which the sectional views are not drawn there itself, but at a place adjacent to it is known as _________

  • removed section

These are also available for specific requirements and drafting disciplines.

  • Templates
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