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Syllabus

NEC Computer · Practice

Chapters & sets

1. Basic Electrical and Electronics

Basic Electrical

Set 1106

Basic Electronics

Set 171 Set 233

2. Digital Logic and Microprocessor

Digital Logic

Set 150 Set 250 Set 350 Set 450 Set 550 Set 650 Set 749 Set 851 Set 950 Set 1050 Set 1150 Set 1232

Microprocessor

Set 150 Set 250 Set 350 Set 445 Set 550 Set 650 Set 720 Set 850 Set 969

3. Programming Language and Its Applications

Mixed chapter MCQs

Set 150 Set 249 Set 349 Set 451 Set 540

4. Computer Organization and Embedded System

Mixed chapter MCQs

Set 150 Set 249 Set 350 Set 450 Set 550 Set 650 Set 750 Set 849 Set 950 Set 1050 Set 1150

5. Concept of Computer Network and Network Security System

Basic Networking

Set 150 Set 253

Advanced Networking

Set 150 Set 250 Set 350 Set 450 Set 550 Set 655

6. Theory of Computation and Computer Graphics

Theory of Computation

Set 150 Set 250 Set 360

Computer Graphics

Set 150 Set 251 Set 350 Set 450 Set 550

7. Data Structures and Algorithm, Database System and Operating System

8. Software Engineering and Object-Oriented Analysis & Design

Mixed chapter MCQs

Set 150 Set 250 Set 350 Set 450 Set 550 Set 650 Set 750 Set 926

9. Artificial Intelligence and Neural Networks

Mixed chapter MCQs

Set 150 Set 317 Set 450 Set 550 Set 650 Set 750 Set 850 Set 932

10. Project Planning, Design and Implementation

Engineering Drawing

Set 150 Set 267

Engineering Economics

Set 168

Project Planning & Scheduling

Set 188

Project Mangement

Set 150

Engineering Professional Practice

Set 120

Engineering Regulatory Body

Set 130

Computer Graphics Set 4

50 questions

Question 1

______ is a rigid body transformation that moves objects without deformation.

A.
Rotation.
B.
Scaling
C.
Translation
D.
Transformation

Question 2

50

A two dimensional ______ is applied to an object by repositioning it along a circular path in the xy plane.

A.
Rotation.
B.
Scaling
C.
Translation
D.
Transformation

Question 3

Successive scaling operations are ______.

A.
Additive
B.
Subtractive
C.
Multiplicative
D.
Infinite

Question 4

A rigid body change in coordinate positions is referred to as ______ transformation.

A.
Rigid body
B.
.Rigid
C.
Rigid motion
D.
Rigid changing

Question 5

______ often involve inverse matrix calculations.

A.
Matrix transformation.
B.
Composite transformation.
C.
Finite transformation matrix.
D.
Infinite transformation matrix.

Question 6

______ is a transformation that produces a mirror image of an object.

A.
Shape.
B.
Vector
C.
Scalar
D.
Reflection

Question 7

When objects are to be displayed with color or shaded surfaces we apply ______.

A.
Object rendering.
B.
View rendering
C.
Surface rendering
D.
Parameter rendering

Question 8

______ include the intensity and positions of light sources and general background illumination required for a scene.

A.
Object rendering.
B.
Viewing specifications.
C.
Surface rendering
D.
Lighting specifications

Question 9

In surface rendering procedures can then be applied to generate at the correct illumination and ______ of the scene.

A.
Viewing specifications.
B.
Contrast
C.
Color
D.
Shadow regions.

Question 10

Objects displayed with ______, so that the intensity of lines decreases from the front to the back of the object.

A.
Depth cueing
B.
Parallel projection.
C.
Perpendicular projection.
D.
Perspective projection.

Question 11

______ removes the part of the visible surfaces to show internal structure.

A.
Surface rendering.
B.
Surface identification.
C.
Cutaway view.
D.
Exploded view.

Question 12

Three dimensional views can be obtained by ______ a raster scan image from a vibrating flexible mirror.

A.
Reflecting.
B.
Observing
C.
Refracting
D.
Deflecting

Question 13

Stereoscopic devices present ______ views of the scene.

A.
1
B.
2
C.
3
D.
4

Question 14

The mirror image for a two dimensional reflection is generated relative to an ______ by rotation the object 180 degrees about the reflection axis.

A.
Axis of refraction.
B.
Axis of reflection.
C.
Axis of restoration.
D.
Axis of deflection

Question 15

The mirror image for a two dimensional reflection is generated relative to an axis of reflection by rotation the object ______ degrees about the reflection axis.

A.
90.
B.
180
C.
270
D.
360

Question 16

______ transformations can be used to modify object shape.

A.
Translation.
B.
Shear
C.
Reflection
D.
Scaling

Question 17

______ can be assigned as shear parameter.

A.
Integer.
B.
Random Number.
C.
Real Number
D.
Floating Point.

Question 18

Translation, rotation, scaling, reflection are examples of ______.

A.
Point plotting.
B.
Graphics
C.
Image transformation.
D.
2D transformation

Question 19

Which table can be expanded so that vertices are cross referenced to corresponding edges?

A.
Vertex table.
B.
Edge table.
C.
Polygon table.
D.
Expanded vertex table.

Question 20

Every vertex is the end point for at least ______ edge.

A.
1
B.
2
C.
3
D.
4

Question 21

Each polygon has at least ______ shared edge

A.
1
B.
2
C.
3
D.
4

Question 22

______ can be constructed with various combination of plane and curved surfaces.

A.
Objects.
B.
Surface
C.
Object boundaries.
D.
Surface boundaries

Question 23

Graphics package often provide routines for displaying internal components or ______ view of solid objects.

A.
Cross sectional.
B.
Cross fill.
C.
Hatch fill.
D.
Solid fill.

Question 24

______ rendering algorithms must be applied if a realistic rendering of the scene is required.

A.
Object.
B.
Surface
C.
View
D.
Parameter

Question 25

The coordinate reference defines the ______ for the plane of the camera film.

A.
Plane and surface.
B.
Position and interface.
C.
Plane and coordinate.
D.
Position and orientation

Question 26

The easiest rotation axes to handle are those that are ______ to the coordinate.

A.
Parallel.
B.
Straight
C.
Perpendicular
D.
Opposite

Question 27

______ transformations can be used to modify object shape.

A.
Translation.
B.
Shear
C.
Reflection
D.
Scaling

Question 28

The line joining the red and the violet spectral points, called as ______ line.

A.
Violet line.
B.
Magenta line
C.
Red line.
D.
Purple line.

Question 29

Different tints are produced by adding ______ pigment to the original color.

A.
Red.
B.
Blue
C.
Black
D.
White

Question 30

GKS stands for ______.

A.
Graphical kernel system.
B.
Graphics kernel symbol.
C.
Graphics kernel system.
D.
Graphics kernel systems.

Question 31

Visual pigment red have a peak sensitivity at wavelength of about ______ nm.

A.
740.
B.
630
C.
530
D.
450

Question 32

The dominant frequency is also called as ______.

A.
Saturation.
B.
Hue
C.
Luminance
D.
Brightness

Question 33

Data glove is used to grasp ______ object.

A.
Binary.
B.
Virtual
C.
Existing
D.
Real

Question 34

Space partitioning representation is to describe interior properties by partitioning the spatial region containing an object into a set of small, non-overlapping contiguous ______.

A.
Objects.
B.
Solids
C.
Triangles
D.
Liquid

Question 35

______ for a three dimensional graphics object is a set of surface polygons that enclose the object interior.

A.
Surface rendering.
B.
Surface identification.
C.
Space partitioning representations.
D.
Boundary representations.

Question 36

A polygon mesh approximation to a curved surface can be improved by dividing the surface into smaller ______.

A.
Polygon facets.
B.
Squares
C.
Octagon facets.
D.
Circles

Question 37

A way of storing ______ is to create lists namely vertex table, edge table and polygon table.

A.
Convergence data.
B.
Polygon surface table.
C.
Storage table.
D.
Geometric data.

Question 38

The edge table contains pointers back to the ______ to identify vertices for each polygon edge.

A.
Vertex table.
B.
Edge table.
C.
Polygon table.
D.
Expanded vertex table.

Question 39

In a ______ parallel lines in the world coordinate scene project into parallel lines on the two dimensional display plane.

A.
Plane projection.
B.
Parallel projection.
C.
Perpendicular projection.
D.
Perspective projection.

Question 40

In ______, parallel lines in the scene that are not parallel to the display plane are projected into converging lines.

A.
Plane projection.
B.
Parallel projection
C.
Perpendicular projection
D.
Perspective projection.

Question 41

______ is applied by choosing maximum and minimum intensity values and a range of distances over which the intensities are to vary.

A.
Depth cueing.
B.
Parallel projection.
C.
Perpendicular projection.
D.
Perspective projection.

Question 42

The side of the plane that faces the ______ is called the inside face.

A.
Object exterior.
B.
Object
C.
Object interior
D.
Solid

Question 43

The side of the plane that faces the ______ is called the outward face.

A.
Object exterior.
B.
Object
C.
Object interior.
D.
Solid

Question 44

When polygons are specified with more than ______ vertices, it is possible that the vertices may not all lie in one plane.

A.
3
B.
2
C.
1
D.
0

Question 45

______ is the number of control points in a Beizer curves.

A.
Polynomial.
B.
Beizer polynomial
C.
Curve polynomial.
D.
Beizer integer.

Question 46

Natural objects can be realistically described with ______.

A.
Natural geometry.
B.
Fractal geometry.
C.
Similarity geometry.
D.
Euclidean geometry.

Question 47

The representation of the amount of variation in object detail is represented with ______.

A.
Fractal geometry.
B.
Fractal definition.
C.
Fractal dimension
D.
Fractal generation.

Question 48

In depth cueing the lines farther are displayed with ______.

A.
Increasing intensity.
B.
Increasing color.
C.
Decreasing intensity
D.
Decreasing color.

Question 49

A technique commonly used for engineering drawing is to display the non-visible lines as ______ lines.

A.
Straight.
B.
Dot
C.
Curved
D.
Dashed

Question 50

______ describe a three dimensional object as a set of surfaces that separate the object interior from the environment.

A.
Surface rendering.
B.
Surface identification.
C.
Space partitioning representations.
D.
Boundary representations.

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