Object Oriented Paradigm MCQs WIth Answers For NTS PPSC FPSC

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Object Oriented Paradigm MCQs WIth Answers For NTS PPSC FPSC

Question 1: . If A Function In Java Is Declared Private Then It __________________.
a. Can’t Access The Standard Output
b. Can Access The Standard Output
c. Can’t Access Any Output Stream
d. Can Access Only The Output Streams

[efaccordion id=”01″] [efitems title=”Show Answer” text=”Can Access The Standard Output”][/efaccordion]

Question 2: Can Main() Function Be Made Private?
a. Yes, Always
b. Yes, If Program Doesn’t Contain Any Classes
c. No, Because Main Function Is User Defined
d. No, Never

[efaccordion id=”01″] [efitems title=”Show Answer” text=”No, Never”][/efaccordion]

Question 3: Which Error Will Be Produced If Private Members Are Accessed?
a. Can’t Access Private Message
b. Code Unreachable
c. Core Dumped
d. Bad Code

[efaccordion id=”01″] [efitems title=”Show Answer” text=”Can’t Access Private Message”][/efaccordion]

Question 4: A Private Function Of A Derived Class Can Be Accessed By The Parent Class.
a. True
b. False

[efaccordion id=”01″] [efitems title=”Show Answer” text=”False”][/efaccordion]

Question 5: If Private Members Are To Be Called Outside The Class, Which Is A Good Alternative?
a. Call A Public Member Function Which Calls Private Function
b. Call A Private Member Function Which Calls Private Function
c. Call A Protected Member Function Which Calls Private Function
d. Not Possible

[efaccordion id=”01″] [efitems title=”Show Answer” text=”Call A Public Member Function Which Calls Private Function”][/efaccordion]

Question 6: Which Function Among The Following Can’t Be Accessed Outside The Class In Java In Same Package?
a. Public Void Show()
b. Void Show()
c. Protected Show()
d. Static Void Show()

[efaccordion id=”01″] [efitems title=”Show Answer” text=”Protected Show()”][/efaccordion]

Question 7: Private Member Functions ____________.
a. Can’t Be Called From Enclosing Class
b. Can Be Accessed From Enclosing Class
c. Can Be Accessed Only If Nested Class Is Private
d. Can Be Accessed Only If Nested Class Is Public

[efaccordion id=”01″] [efitems title=”Show Answer” text=”Can’t Be Called From Enclosing Class”][/efaccordion]

Question 8: How To Access A Private Member Function Of A Class?
a. Using Object Of Class
b. Using Object Pointer
c. Using Address Of Member Function
d. Using Class Address

[efaccordion id=”01″] [efitems title=”Show Answer” text=”Using Address Of Member Function”][/efaccordion]

Question 9: How Many Private Member Functions Are Allowed In A Class ?
a. Only 1
b. Only 7
c. Only 225
d. As Many As Required

[efaccordion id=”01″] [efitems title=”Show Answer” text=”As Many As Required”][/efaccordion]

Question 10: In Java, Which Rule Must Be Followed?
a. Keyword Private Preceding List Of Private Member’s
b. Keyword Private With A Colon Before List Of Private Member’s
c. Keyword Private With Arrow Before Each Private Member
d. Keyword Private Preceding Each Private Member

[efaccordion id=”01″] [efitems title=”Show Answer” text=”Keyword Private Preceding Each Private Member”][/efaccordion]

Question 11: If Private Member Functions Are To Be Declared In C++ Then _____________.
a. Private:
b. Private
c. Private(Private Member List)
d. Private :- <Private Members>

[efaccordion id=”01″] [efitems title=”Show Answer” text=”Private”][/efaccordion]

Question 12: Which Syntax Among The Following Shows That A Member Is Private In A Class?
a. Private: Functionname(Parameters)
b. Private(Functionname(Parameters))
c. Private Functionname(Parameters)
d. Private::Functionname(Parameters)

[efaccordion id=”01″] [efitems title=”Show Answer” text=”Private Functionname(Parameters)”][/efaccordion]

Question 13: Which Member Can Never Be Accessed By Inherited Classes?
a. Private Member Function
b. Public Member Function
c. Protected Member Function
d. All Can Be Accessed

[efaccordion id=”01″] [efitems title=”Show Answer” text=”Private Member Function”][/efaccordion]

Question 14: Which Among The Following Is True?
a. The Private Members Can’t Be Accessed By Public Members Of The Class
b. The Private Members Can Be Accessed By Public Members Of The Class
c. The Private Members Can Be Accessed Only By The Private Members Of The Class
d. The Private Members Can’t Be Accessed By The Protected Members Of The Class

[efaccordion id=”01″] [efitems title=”Show Answer” text=”The Private Members Can Be Accessed By Public Members Of The Class”][/efaccordion]

Question 15: Which Is Private Member Functions Access Scope?
a. Member Functions Which Can Only Be Used Within The Class
b. Member Functions Which Can Used Outside The Class
c. Member Functions Which Are Accessible In Derived Class
d. Member Functions Which Can’t Be Accessed Inside The Class

[efaccordion id=”01″] [efitems title=”Show Answer” text=”Member Functions Which Can Only Be Used Within The Class”][/efaccordion]