Questions · Page 4 of 8

MCQ

MCQ 1511 Mark
Which of the following objects are available physically?
  • Person, Car or coffee cup
  • B
    Date and Time concept
  • C
    a and b both
  • D
    None of these
Answer
Correct option: A.
Person, Car or coffee cup
Person, Car or coffee cup
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MCQ 1521 Mark
What does ‘abstract’ mean
  • A
    It cannot be touche
  • B
    It cannot be seen.
  • a and b both
  • D
    None of these
Answer
Correct option: C.
a and b both
a and b both
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MCQ 1531 Mark
In the “real” world, which of the following is the entity the world is comprised of?
  • Object
  • B
    Class
  • C
    Property
  • D
    Attribute
Answer
Correct option: A.
Object
Object
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MCQ 1541 Mark
If any computer language supports four specific object properties called abstraction, encapsulation, polymorphism and inheritance then what is this language called?
  • A
    Procedural
  • Object-oriented
  • C
    Structured
  • D
    None of these
Answer
Correct option: B.
Object-oriented
Object-oriented
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MCQ 1551 Mark
Which of the following are properties of object?
  • A
    Abstraction
  • B
    Encapsulation
  • C
    Polymorphism and Inheritance
  • All of these
Answer
Correct option: D.
All of these
All of these
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MCQ 1561 Mark
Which properties is the object provided by object oriented language?
  • A
    Abstraction
  • B
    Encapsulation
  • C
    Polymorphism and Inheritance
  • All of these
Answer
Correct option: D.
All of these
All of these
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MCQ 1581 Mark
Which of the following concepts is used to classify similar objects?
  • Class
  • B
    Method
  • C
    Property
  • D
    Attribute
Answer
Correct option: A.
Class
Class
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MCQ 1591 Mark
What does object-oriented programming use as its fundamental building blocks?
  • Object
  • B
    Class
  • C
    Method
  • D
    Programmer
Answer
Correct option: A.
Object
Object
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MCQ 1601 Mark
What is gained by being able to change or replace modules without disturbing other parts of code?
  • A
    Variability
  • Flexibility
  • C
    Selection
  • D
    Attraction
Answer
Correct option: B.
Flexibility
Flexibility
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MCQ 1611 Mark
By which of the following can the programmer formulate a program by composition and modification of existing modules?
  • A
    Modular
  • B
    Reusable
  • C
    extendable
  • All of these
Answer
Correct option: D.
All of these
All of these
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MCQ 1621 Mark
Which kind of code does the power of object- oriented programming language enable the programmer to create?
  • A
    Modular
  • B
    Reusable
  • C
    extendable
  • All of these
Answer
Correct option: D.
All of these
All of these
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MCQ 1631 Mark
What should we need to think with the objects in object-oriented programming language?
  • Association between objects
  • B
    About maximum objects
  • C
    About minimum objects
  • D
    None of these
Answer
Correct option: A.
Association between objects
Association between objects
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MCQ 1641 Mark
Which of the following objects can we think for Library application created using object-oriented programming?
  • A
    Student
  • B
    Book
  • C
    Librarian
  • All of these
Answer
Correct option: D.
All of these
All of these
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MCQ 1651 Mark
Which of the following does object contain in object-oriented programming?
  • Data and Functionality
  • B
    Data and Distribution
  • C
    Link and Distribution
  • D
    None of these
Answer
Correct option: A.
Data and Functionality
Data and Functionality
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MCQ 1661 Mark
Which module is mainly focused in procedural programming for library application?
  • A
    Student registration
  • B
    Book issue
  • C
    Book return, Fine calculation
  • All of these
Answer
Correct option: D.
All of these
All of these
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MCQ 1671 Mark
Where do we focus while writing the following for procedural programming?
  • A
    Functions
  • B
    Procedures
  • a and b both
  • D
    None of these
Answer
Correct option: C.
a and b both
a and b both
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MCQ 1681 Mark
In which of the following programming is our focus levelled on writing functions or procedures which operate on data?
  • Procedural
  • B
    Object
  • C
    Web
  • D
    Animation
Answer
Correct option: A.
Procedural
Procedural
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MCQ 1691 Mark
In which of the following categories can the programming be divided?
  • A
    Structure I Procedural Programming
  • B
    Object-oriented Programming
  • a and b both
  • D
    None of these
Answer
Correct option: C.
a and b both
a and b both
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MCQ 1701 Mark
Which of the following programming languages support object-oriented programming?
  • A
    C++, Java
  • B
    VB.net, Asp.net
  • C
    C #, PHP
  • All of these
Answer
Correct option: D.
All of these
All of these
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MCQ 1711 Mark
For which of the following purposes object- oriented technology was developed?
  • A
    To handle the rapidly increasing size and complexity of software systems
  • B
    To make it easier to modify these large and complex systems over time.
  • a and b both
  • D
    None of these
Answer
Correct option: C.
a and b both
a and b both
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MCQ 1721 Mark
Which of the following years mid Object-oriented programming become the main programming paradigm used in creation of new software?
  • 1980
  • B
    1970
  • C
    1960
  • D
    1950
Answer
Correct option: A.
1980
1980
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MCQ 1741 Mark
Which of the following methodologies is easier to maintain, reuse and enhance for developing software?
  • A
    Procedural Programming
  • Object-oriented Programming
  • C
    Web Programming
  • D
    All of these
Answer
Correct option: B.
Object-oriented Programming
Object-oriented Programming
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MCQ 1751 Mark
Which of the following methodologies is proclaimed to be more reliable for develop ping software?
  • Object-oriented Programming
  • B
    Procedural Programming
  • C
    Web Programming
  • D
    All of these
Answer
Correct option: A.
Object-oriented Programming
Object-oriented Programming
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MCQ 1761 Mark
Which of the following plays significant role in analysis, design and implementation of software system?
  • A
    Object-oriented techniques
  • B
    Methodology
  • a or b
  • D
    None of these
Answer
Correct option: C.
a or b
a or b
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MCQ 1771 Mark
Show the era in which rapid applications development and reusability of source code is very important.
  • A
    Internet
  • B
    Web based operations
  • C
    Website
  • All of these
Answer
Correct option: D.
All of these
All of these
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MCQ 1781 Mark
In class diagram, composition is represented using which of the following symbols?
  • Filled diamond symbol
  • B
    Empty diamond symbol
  • C
    Empty triangle symbol
  • D
    All of these
Answer
Correct option: A.
Filled diamond symbol
Filled diamond symbol
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MCQ 1791 Mark
An inheritance model refers to which of the following relationships?
  • ‘is-a’ relationship
  • B
    ‘has-a’ relationship
  • C
    ‘a-part-of’ relationship
  • D
    All of these
Answer
Correct option: A.
‘is-a’ relationship
‘is-a’ relationship
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MCQ 1801 Mark
An aggregation model refers to which of the following relationships?
  • ‘has-a’ relationship
  • B
    ‘is-not-a’ relationship
  • C
    ‘a-part-of’ relationship
  • D
    All of these
Answer
Correct option: A.
‘has-a’ relationship
‘has-a’ relationship
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MCQ 1811 Mark
Which of the following is enabled by data abstraction?
  • A
    Data protection
  • B
    Data hiding
  • To hide implementation details of method manipulating the data
  • D
    All of these
Answer
Correct option: C.
To hide implementation details of method manipulating the data
To hide implementation details of method manipulating the data
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MCQ 1821 Mark
Which of the following is provided using encapsulation?
  • Data protection
  • B
    Data sharing•
  • C
    Separation of data and methods
  • D
    All of these
Answer
Correct option: A.
Data protection
Data protection
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MCQ 1841 Mark
Winch of the following is used to define common features of similar objects?
  • Class
  • B
    Object
  • C
    Methods
  • D
    All of the above
Answer
Correct option: A.
Class
Class
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MCQ 1851 Mark
Which of the following is used to distinguish objects from each other?
  • A
    Attributes
  • State
  • C
    Behavior
  • D
    All of the above
Answer
Correct option: B.
State
State
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MCQ 1861 Mark
Which of the following best suits to Java?
  • An Object-oriented programming language
  • B
    A procedural programming language
  • C
    A Query language
  • D
    All of the above
Answer
Correct option: A.
An Object-oriented programming language
An Object-oriented programming language
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MCQ 1871 Mark
In Object-oriented methodology, the focus is on which of the following entities?
  • Objects
  • B
    Functions
  • C
    Data
  • D
    All of the above
Answer
Correct option: A.
Objects
Objects
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MCQ 1881 Mark
Composition is …………. type of aggregation.
  • A
    active 
  • B
    weak 
  • strong 
  • D
    none of these
Answer
Correct option: C.
strong 
(C) strong
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MCQ 1891 Mark
What type of relationship between two classes is called inheritance ?
  • is-a-kind-of 
  • B
    is-two-kinds-of 
  • C
    is-three-kinds-of 
  • D
    many-kinds-of
Answer
Correct option: A.
is-a-kind-of 
(A) is-a-kind-of
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MCQ 1901 Mark
Subject class is also called ……… .
  • A
    part class 
  • B
    aggregated class 
  • both (A) and (B)
  • D
    owner class
Answer
Correct option: C.
both (A) and (B)
(C) (A) or (B)
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MCQ 1911 Mark
Operator is being operated on ……….. .
  • A
    operator 
  • operands 
  • C
    operation 
  • D
    opera
Answer
Correct option: B.
operands 
(B) operands
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MCQ 1921 Mark
What is inheritance ?
  • A
    Application  
  • Relationship 
  • C
    Functions 
  • D
    Format    
Answer
Correct option: B.
Relationship 
(B) Relationship
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MCQ 1931 Mark
Many form is known as ………… .
  • A
    composition 
  • B
    aggregation 
  • C
    messaging 
  • polymorphism
Answer
Correct option: D.
polymorphism
(D) polymorphism
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MCQ 1941 Mark
ADT stands for ………. .
  • A
    Access Data Types 
  • Abstract Data Types 
  • C
    Absolute Data Types 
  • D
    Advanced Data Types
Answer
Correct option: B.
Abstract Data Types 
(B) Abstract Data Types
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MCQ 1951 Mark
If necessary, the data is made available via ……….. methods.
  • public 
  • B
    personal 
  • C
    database 
  • D
    secured
Answer
Correct option: A.
public 
(A) public
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MCQ 1961 Mark
………… provides security to the data
  • A
    Composition 
  • B
    Aggregation 
  • C
    Data abstraction 
  • Encapsulation
Answer
Correct option: D.
Encapsulation
(D) Encapsulation
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MCQ 1971 Mark
In the structured programming data and method are called …………. elements.
  • A
    same 
  • different 
  • C
    symbolic 
  • D
    special
Answer
Correct option: B.
different 
(B) different
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MCQ 1981 Mark
Object differ in their ………… .
  • state 
  • B
    attribution 
  • C
    method 
  • D
    property
Answer
Correct option: A.
state 
(A) state
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MCQ 1991 Mark
Parameters can be specified as ……….. depending on whether it is read only or not.
  • A
    input 
  • B
    output 
  • both (A) and (B)
  • D
    none of these
Answer
Correct option: C.
both (A) and (B)
(C) (A) or (B)
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MCQ 2001 Mark
Normally attribute indicates ……….. .
  • variable 
  • B
    constant 
  • C
    function 
  • D
    method
Answer
Correct option: A.
variable 
(A) variable
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MCQ - Page 4 - Computer STD 12 Commerce Questions - Vidyadip