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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

Mixed chapter MCQs Set 6

50 questions

Question 1

An operation can be described as ______.

A.
Object
B.
Class
C.
Pointer
D.
Object & Class

Question 2

______ are part of the class operation specification format.

50

A.
Parameter list
B.
Name
C.
Return-type list
D.
All of the mentioned

Question 3

______ among the optional statement is true.

A.
Associations may also correspond between instances of three
B.
Association lines may be unlabeled
C.
All of the mentioned
D.
None of the mentioned

Question 4

Multiplicity for an association ______.

A.
Association is the number of instances with a single instance
B.
Association is the number of instances with a number instance
C.
All of the mentioned
D.
None of the mentioned

Question 5

To form Class diagram, these are the rules to be considered ______.

A.
Class symbols least a name compartment
B.
The compartment can be in random order
C.
Attributes and operations can be listed
D.
Methods should be overloaded

Question 6

______ are the heuristics.

A.
Name classes attributes with noun phrases
B.
Name operations with verb phrases
C.
Stick to binary associations
D.
All of the mentioned

Question 7

An object symbol is divided into ______ part of compartment.

A.
Bottom
B.
Top
C.
All of the mentioned
D.
None of the mentioned

Question 8

______ diagram is time-oriented?

A.
Activity
B.
Sequence
C.
Collaboration
D.
None of the mentioned

Question 9

______ term are combined Interaction Diagram?

A.
Sequence Diagram + Collaboration Diagram
B.
Activity Diagram + Class Diagram
C.
Deployment Diagram + Component Diagram
D.
Class Diagram + Object Diagram

Question 10

______ diagrams emphasize the things present system being modeled.

A.
Behavioral
B.
Structure
C.
Grouping
D.
Annotation

Question 11

______ UML diagrams has a static view.

A.
Collaboration
B.
Use case
C.
State chart
D.
Activity

Question 12

What type of core-relationship is represented by the symbol in the figure below?

A.
Aggregation
B.
Composition
C.
Generalization
D.
Association

Question 13

Which core element of UML is being shown in the figure?

A.
Node
B.
Package
C.
Deployment
D.
Component

Question 14

What type of relationship is represented by Shape class and Triangle? Shape Class Triangle Square

A.
Realization
B.
Generalization
C.
Composition
D.
Association

Question 15

______ diagram in UML shows a complete or partial view of the structure of a modeled system at a specific time

A.
System Sequence Diagram
B.
Collaboration Diagram
C.
Class Diagram
D.
Object Diagram

Question 16

> notation is used to denote ______

A.
Database
B.
Subsystem
C.
Non-human actor
D.
All of the mentioned

Question 17

Which UML diagram is shown below? User ID Basic Salary Accountant HRA Safety Calculator Bonus Penalty/ Fine

A.
Use Case
B.
Component Diagram
C.
Class Diagram
D.
Object Diagram

Question 18

UML diagram that facilitates requirements gathering and interacts between system and external users, is called as

A.
Data flow diagram
B.
Use case diagram
C.
Object diagram
D.
Class diagram

Question 19

Which UML diagram is shown below? intitization IDLE enter details Login cancellation of booking check status book the ticket Cancel Booking Ticket Availability and Status Book Ticket Update Booking Details

A.
Use Case diagram
B.
State Chart diagram
C.
Sequence diagram
D.
Object Diagram

Question 20

Class diagrams are not useful to ______

A.
Model simple collaborations
B.
Model the vocabulary of a system
C.
Model simple interactions
D.
Model a logical database schema

Question 21

Which UML diagram is shown below? Applicant System Database Enter Applicant Id Fetch Details for the applicant Display Status

A.
System Sequence Diagram
B.
Collaboration Diagram
C.
Sequence Diagram
D.
Object Diagram

Question 22

Which UML diagram's symbols are shown below? Processor NewDevice or Node

A.
Deployment diagram
B.
State chart Diagram
C.
Component Diagram
D.
Object Diagram

Question 23

Which UML diagram is shown below? Point (from awt) ✿x : int ✿y : int ✿Point() ✿Point() ✿Point() ✿getX() ✿getY() ✿getLocation() ✿setLocation() Building ✿door : char ✿get door() ✿set door() Street ✿SI : Char ✿get st() ✿set st()

A.
Component diagram
B.
Interaction Diagram
C.
Object Diagram
D.
Class Diagram

Question 24

Which UML diagram is shown below?

Passport Automatic System: check passport status; if the applicant ID is found, display ID status and finish. Otherwise enter the correct ID and check again.

Reconstructed diagram; the original source image is unavailable.

A.
Activity
B.
State chart
C.
System sequence
D.
Collaboration

Question 25

Which UML diagram is shown below?

A.
Component
B.
Deployment
C.
Activity
D.
DFD

Question 26

Which relationship exists between instances of Company and Person class in this statement “Nepal Engineering Council takes Engineering Licensing Exam”

A.
Association
B.
Inheritance
C.
Realization
D.
Class

Question 27

______ are graphical representations of workflows of stepwise activities and actions with support for choice, iteration and concurrency. It describes the flow of control of the target system, such as the exploring complex business rules and operations, describing the use case also the business process.

A.
Activity Diagram
B.
Profile Diagram
C.
Object Diagram
D.
Class Diagram

Question 28

Inheritance relation between two classes can be described as ___

A.
Encapsulation.
B.
Aggregation of information.
C.
Generalization and Specialization.
D.
Polymorphism

Question 29

What does UML mean?

A.
United Modelling Language
B.
Unified Modelling Language
C.
Unified Models Linguistic
D.
Universal Modelling Language

Question 30

The vertical dimension of a sequence diagram shows ___

A.
Abstract
B.
Line
C.
Time
D.
Messages

Question 31

The time-oriented diagram include ___

A.
Sequence
B.
Classes
C.
Activity
D.
Objects

Question 32

Uses cases are represented as ___

A.
Ellipses
B.
Oval
C.
Triangle
D.
Rectangle

Question 33

Dependency models the ___ relationship

A.
has-a
B.
is-a
C.
uses-a
D.
contained-by

Question 34

Aggregation models the ___ relationship

A.
has-a
B.
is-a
C.
uses-a
D.
contained-by

Question 35

A link is an instance of ______.

A.
Generalization
B.
Association
C.
Realization
D.
Aggregation

Question 36

Associations ______.

A.
May exist only between actors and use cases
B.
Identify the flow of data between actors and use cases
C.
Identify interactions between actors and use cases
D.
Identify dependencies between actors and use cases

Question 37

The association stereotype «Extends» indicates ______.

A.
Delegation of part of a task to another use case
B.
The target use case is a sub process of the source use cases
C.
A specialized form of a use case
D.
A deviation from the UML standard

Question 38

A ______ is a relationship between two states indicating that an object in the first s will enter the second state.

A.
Transition
B.
State
C.
Association
D.
Generalization

Question 39

A state that has sub states, that is nested states, is called ______.

A.
Composite State
B.
Source State
C.
Destination State
D.
Null State

Question 40

______ is the state that is active after completion of the transition.

A.
Multiple state
B.
Null state
C.
Target state
D.
Source state

Question 41

Which of the following is used to model the life time of an object?

A.
Use Case
B.
Class
C.
Deployment
D.
State Machine

Question 42

Consider the following sentence: “A square is a polygon”. Which is relations between the two classes Square and Polygon

A.
Inheritance
B.
Aggregation
C.
Composition
D.
Association

Question 43

When using an informal (natural language) description of a programming problem, which parts of the description are likely represent objects?

A.
All of the nouns and some of the verbs
B.
All of the verbs and some of the nouns.
C.
Some of the nouns.
D.
Some of the verbs

Question 44

An operation can be described as ______.

A.
Object
B.
Class
C.
Object and Class Behaviour
D.
None of the mentioned

Question 45

A tagged value extends the ______ of a UML building block.

A.
Vocabulary
B.
Properties
C.
Semantic
D.
Definition

Question 46

A ______ allow us to you to create new kind of building blocks derived from existing one.

A.
Tagged Value
B.
Stereotype
C.
Interface
D.
Class

Question 47

______ diagrams are used to illustrate data structures, and the static snapshots instances of the things found in the class diagrams.

A.
Use case
B.
Activity
C.
Class
D.
Object

Question 48

Which one of the following class relations is indicated among the class(es) in the following statement: "A course is the prerequisite of many courses and has many courses as its prerequisite."

A.
N-ary association
B.
Self-association
C.
Binary association
D.
Aggregation

Question 49

What is multiplicity for an association

A.
The multiplicity at the target class end of an association is the number of instances that can be associated with a single instance of source class
B.
The multiplicity at the target class end of an association is the number of instances that can be associated with a number instance of source class
C.
The multiplicity at the target class end of an association is the attributes and operations
D.
The multiplicity at the target class end of an association is only the attributes

Question 50

Students will be allocated to one department at least but cannot be allocated to more than 3 departments. Identify the cardinality between Department and Student

A.
Department: 1 and Student: 1.\*
B.
Department: \* and Student: 1.\*
C.
Department: 1..3 and Student: \*
D.
Department: \* and Student: \*

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