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cad > prelims > Flashcards

prelims Flashcards

1
Q

_____________________ is a technique where engineering drawings are produced with the assistance of a computer and, as with manual drawing, is only the graphical means of representing a design.

A

Computer-aided drafting (CAD)

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2
Q

___________________ is a process of preparing a drawing of an object on the screen of a computer.

A

Computer Aided Drafting

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3
Q

The use of CAD process provides enhanced graphics capabilities which allows
any designer to:

A
  • Conceptualize his ideas
  • Modify the design very easily
  • Perform animation
  • Make design calculations
  • Use colors, fonts and other aesthetic features
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4
Q

Which application of CAD in various engineering field are layout drawings, part drawings, sub-assemblies, assemblies under?

A

Aerospace

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5
Q

Which application of CAD in various engineering field are process schematics, process plant layout drawings under?

A

Chemical

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6
Q

Which application of CAD in various engineering field are mapping, building drawing, structural design, town planning, interior decorations, multi-storey complex, surveying etc. under?

A

Civil, Architecture

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7
Q

Which application of CAD in various engineering field are circuit layout, panel design, control system etc. under?

A

Electrical

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8
Q

Which application of CAD in various engineering field are schematic diagrams of PCs, ICs etc. under?

A

Electronics

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9
Q

Which application of CAD in various engineering field are manufacturing plant layout drawings, subassemblies, assemblies under?

A

Industrial and Manufacturing

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10
Q

Which application of CAD in various engineering field are design of machine elements, CNC machine tools, robots etc. under?

A

Mechanical

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11
Q

Which application of CAD in various engineering field are kinematics, hydraulics, steering etc. under?

A

Automotive

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12
Q

___________________ is the representation of an object in the single-view format which shows two of the three object dimensions or the multi-view format where each view reveals two dimensions.

A

Two-dimensional (2D) computer drawing

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13
Q

_____________________ is the process of creating three-dimensional models using professional CAD software. This type of drafting is used by specialists in many industries, including architecture, engineering, and construction.

A

Three-dimensional (3D) computer drawing

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14
Q

The computer can only accept electronic signals as information, but there are a plenty of ways to produce the necessary signals. Some of these devices are as follows:
Key board (Alphanumeric)
Mouse
Joy stick
Scanner Digitizer

A

Input Devices

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15
Q

The purpose of this unit is to produce the results of the software. The output from a
computer is usually either on the screen or on paper. Hard copy may be on a printer on plotter etc. There are various types of output devices used for CAD are as follows:
Monitor
Plotter
Printers
Storage

A

Output Devices

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16
Q

Basically, a __________ is an interpreter which allows the user to perform specific
type of application related to CAD software.

A

software

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17
Q

__________ is a very popular software package that provides computer aided
design and drafting (CADD) capabilities for micro computers. It is a comprehensive software application that facilitates almost all varieties of 2D drawing, such as electrical, mechanical, plumbing, air-conditioning, architectural etc.

A

AutoCAD

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18
Q

__________ is accepted as the industry standard and it is preferred by a large
community of CAD users in the world

A

AutoCAD

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19
Q

The top line displays the Window __________ for exiting a program and changing program.

A

pulldown menus

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20
Q

The second line is the _____________, contains a group of commands.

A

standard toolbar

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21
Q

The __________ contains some command icons and an area that shows the
current, or docked, object properties that are active. The line just above the
drawing portion of the screen displays the name of current drawing.

A

third line

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22
Q

It covers the major portion of the screen. User can draw the objects and use the commands.

A

Drawing Area

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23
Q

The ______________ is at the bottom of the drawing area has the command prompt where we can enter the commands. It also display the subsequent prompt sequences and the messages.

A

command window

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24
Q

This menu includes file new, file open, file save, print, copy, paste etc.

A

File

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25
Q

This menu provides commands from interfacing with the other windows application.

A

Edit

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26
Q

This menu shows the most commonly used display commands.

A

View

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27
Q

This menu lets you to insert various blocks.

A

Insert

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28
Q

This menu lets you change fonts.

A

Format

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29
Q

This menu is where various tools are available which support drawing.

A

Tool

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30
Q

This menu lets you to select various draw commands.

A

Draw

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31
Q

This menu provides dimension to the existing drawing.

A

Dimension

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32
Q

This menu is the provision of changes in the existing drawing.

A

Modify

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33
Q

This menu has on the line help for AutoCAD. The entire manual is contained in
this context sensitive windows based help system.

A

Help

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34
Q

The various components of the initial AutoCAD screen are the _________,
__________, _________, __________, _______, and the __________.

A

drawing area
command windows
menu bar
several toolbars
model
status bar

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35
Q

Most people use a _______ as their pointing device, but other devices have equivalent controls.

A

mouse

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36
Q

Quits AutoCAD if there have been no changes in all opened drawing since the drawing were last saved. If the drawing has been modified, AutoCAD displays the drawing modification dialog box to
prompt user to save or discard the changes before quitting

A

Quit/Exit

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37
Q

__________ command allows the user to save their work on the hard disk of the computer.

A

Save

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38
Q

AutoCAD command closes the current drawing if there have been no changes
since the drawing was last saved. If user should modify the drawing, user to
save or discard the changes.

A

Close

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39
Q

A way of inputting points based on AutoCAD’s origin.

A

Absolute co-ordinates

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40
Q

This is the default template that automatically loads whenever user start a drawing session. It can be customized to suit your needs.

A

Acad.dwt

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41
Q

Dimensions that are associated with specific points will update as that point is moved.

A

Associated Dimensioning

42
Q

AutoCAD can be set to automatically backup your drawing and save it. This is a safeguard in case your file gets corrupted. It is saved with a .BAK extension.

A

Backup file

43
Q

A pre-drawn image user can insert in your drawing to save time and make your file size smaller.

A

Block

44
Q

This is your cursor when it is in the drawing space.

A

Crosshairs

45
Q

This will change depending on where it is in the program.

A

Cursor

46
Q

An AutoCAD drawing file is actually one large _______________ containing all the information needed to reproduce the objects when the file is opened. Info for layers and linetypes, etc. are stored in this manner.

A

Database

47
Q

AutoCAD uses a large number of these to get information from user. User must know how to input the information that it asks for.

A

Dialog Box

48
Q

This is a file that contains preset values for frequently used setting. AKA a prototype drawing. The file extension is DWT.

A

Drawing Template File

49
Q

This is pattern of dots displayed on the screen to guide user. It can be toggled on and off by pressing F7 key.

A

Grid

50
Q

All objects are drawn on a layer. User can group objects (such as electrical) on a single layer and organize your drawing.

A

Layer

51
Q

A space used for plotting your drawings (formerly called Paper Space).

A

Layout Tabs

52
Q

A setting to impose an ‘artificial’ boundary on your drawing that sets the area of the grid, and when turned on, limits user to drawing in the grid area.

A

Limits (Grid)

53
Q

All objects are drawn with a particular ____________. Examples would be solid, centre, dashed, etc.

A

Linetype

54
Q

The drawing space where user ‘model’ the objects.

A

Model space

55
Q

A generic term used for changing your objects.

A

Modify

56
Q

Any item that is in the AutoCAD database. Also known as an entity.

A

Object

57
Q

The (0,0) point of your current co-ordinate system.

A

Origin

58
Q

This is a drawing mode that allows user to draw only perpendicular lines. It is toggled on and off by pressing the F8 key.

A

Orthomode

59
Q

This is a method of ‘snapping’ to certain, precise points on an object.

A

Osnap-Object Snap

60
Q

To move around drawing by dragging the drawing area around your screen.

A

Pan

61
Q

The specific folder where AutoCAD looks for, or saves files.

A

Path

62
Q

To select an object by ‘left-clicking’ on it.

A

Pick

63
Q

Also known as print. To make a hard copy of your drawing.

A

Plot

64
Q

A way of inputting points based on distance and angle.

A

Polar co-ordinates

65
Q

are operated by using command tools, tool bars, and a series of prompts

A

AutoCAD commands

66
Q

Three methods of giving command to AutoCAD

A
  1. command line
  2. side screen
  3. top drop down menu
67
Q

For a beginner, it is recommended to use which method of giving commands

A

command line

68
Q

In AutoCAD, the drawings must be drawn full scale and therefore, the _______ are needed to size up a drawing area.

A

limits

69
Q

The limits of the drawing area are usually determined by the following factors:

A

i. The actual size of the drawing.
ii. The space needed for putting down the dimensions, notes, bill of materials.
iii. The space for the borders and title block.

70
Q

The _______ command allows the user to change the upper and lower limits of the
drawing area.

A

limits

71
Q

This command enlarges or reduces the view of the drawing on the screen, but it does not affect the actual size of the
objects.

A

Zoom

72
Q

The ________ command will insert a point marker in your drawing at a position
which you pick or at any coordinate location which you enter in the Command
window.

A

Point

73
Q

Creates a straight line segment. It is used to draw lines continuously. Each segment is a line object that can be edited separately

A

Line

74
Q

Continues a line from the endpoint of the most recently drawn line.

A

Continue

75
Q

End the line segment at the beginning of the first line segment, which forms a closed loop of line segment.

A

Close

76
Q

Erases the most recent segment of a line sequence.

A

Undo

77
Q

The ______________ command creates a line of infinite length which passes through two picked points. These lines are very useful for creating construction frameworks or grids. These lines are not normally used as objects in finished drawings.

A

construction line (XLINE)

78
Q

Creates a horizontal construction line.

A

Hor

79
Q

Creates a vertical construction line.

A

Ver

80
Q

Creates a construction line at a specified angle.

A

Ang

81
Q

Create a construction line that bisects an angle defined by 3 points.

A

Bisect

82
Q

Creates a construction line that is offset from an existing line by a specified
distance.

A

Offset

83
Q

The ______ command differs from the LINE command is that the segments of this
are connected.

A

PLINE

84
Q

A polygon of sides ranging from 3 to any number can be drawn using ________ command. It creates an equilateral closed polyline.

A

Polygon

85
Q

Defines the center of the polygon.

A

Centre of Polygon

86
Q

Specifies the radius of a circle on which all vertices of the polygon line.

A

Inscribed in Circle:

87
Q

Specifies the distance from the center of the polygon to the midpoints of the edges of the polygons.

A

Circumscribe about circle

88
Q

Defines a polygon by specifying the endpoints of the first edge.

A

Edge

89
Q

This command is used to draw an arc accurately. It is drawn in a counterclockwise direction by default.

A

Arc

90
Q

Defines the radius of the circle.

A

Center point and Radius

91
Q

Defines the diameter of the circle.

A

Center point and Diameter

92
Q

Draws a circle based on three points on circumference

A

3P (Three Points)

93
Q

Draws a circle based on two endpoints of the diameter

A

2P (Two Points)

94
Q

The _______ command gives you a number of different creation options.

A

Ellipse

95
Q

The ________ is a special type of polyline which is made up of arc segments.

A

DONUT

96
Q

A DONUT has two properties: it has ______, and it is _______.

A

width
closed

97
Q

The ________ command is used to fill up the area using a suitable pattern. The type of
pattern and pattern variables can be chosen from a library of patterns available. This will be carried out inside a closed defined area.

A

HATCH

98
Q

Words, messages, and numbers can be inserted as required on an engineering
drawing by the use of which command?

A

Text

99
Q

Creates a rectangular polyline.

A

Rectangle

100
Q

With this command, the parameters (length, width, rotation) can be specified and control the type of corners (fillet, chamfer, square).

A

Rectangle

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