Our 1000+ Object Oriented Programming Questions and Answers focuses on all areas of Object Oriented Programming subject covering 100+ topics in Object Oriented Programming. These topics are chosen from a collection of most authoritative and best reference books on Object Oriented Programming. One should spend 1 hour daily for 15 days to learn and assimilate Object Oriented Programming comprehensively. This way of systematic learning will prepare anyone easily towards Object Oriented Programming interviews, online tests, Examinations and Certifications.

Highlights-

 1000+ Basic and Hard Core High level MCQ in Object Oriented Programming with Explanations.
 Prepare anyone easily towards OOPS interviews, online tests, Examinations and certifications.
 Every MCQ set focuses on a specific topic in Object Oriented Programming.
 Specially designed for IBPS IT, SBI IT, RRB IT, GATE CSE, UGC NET CS, PROGRAMMER and other IT &
Computer Science related Exams.

Who should Practice these Operating Systems Questions?

 Anyone wishing to sharpen their skills on Object Oriented Programming.
 Anyone preparing for aptitude test in Object Oriented Programming.
 Anyone preparing for interviews (campus/off-campus interviews, walk-in interviews)
 Anyone preparing for entrance examinations and other competitive examinations.
 All – Experienced, Freshers and Students.

OOPs Basic Concepts -----------------------------------------------------------------------------7
Classes-----------------------------------------------------------------------------------------------11
Objects----------------------------------------------------------------------------------------------15
OOPs Features-------------------------------------------------------------------------------------19
Polymorphism -------------------------------------------------------------------------------------23
Encapsulation--------------------------------------------------------------------------------------29
Abstraction-----------------------------------------------------------------------------------------34
Constructors ---------------------------------------------------------------------------------------38
Types of Constructors----------------------------------------------------------------------------43
Copy Constructor---------------------------------------------------------------------------------48
Overloading Constructors-----------------------------------------------------------------------52
Execution of Constructor or Destructor ----------------------------------------------------57
Destructors-----------------------------------------------------------------------------------------61
Access Specifiers- --------------------------------------------------------------------------------66
Private Access Specifiers -----------------------------------------------------------------------70
Protected Access Specifiers--------------------------------------------------------------------76
Public Access Specifier --------------------------------------------------------------------------82
Data Members ------------------------------------------------------------------------------------87
Member Functions-------------------------------------------------------------------------------91
Local Class------------------------------------------------------------------------------------------95
Nested Class ---------------------------------------------------------------------------------------99
Passing and Returning Object with Functions--------------------------------------------104
Object Reference--------------------------------------------------------------------------------109
Memory Allocation of Object-----------------------------------------------------------------114
Object Use-----------------------------------------------------------------------------------------124
Abstract Class-------------------------------------------------------------------------------------128
Template Class------------------------------------------------------------------------------------132
Base Class------------------------------------------------------------------------------------------137
Derived Class--------------------------------------------------------------------------------------141
Class Use ------------------------------------------------------------------------------------------145
Inheritance----------------------------------------------------------------------------------------149
Types of Inheritance----------------------------------------------------------------------------153
Single Level Inheritance------------------------------------------------------------------------158
Multilevel Inheritance--------------------------------------------------------------------------164
Multiple Inheritance----------------------------------------------------------------------------169
Hierarchical Inheritance------------------------------------------------------------------------178
Virtual Functions --------------------------------------------------------------------------------182
Abstract Function--------------------------------------------------------------------------------186
Types of Member Functions------------------------------------------------------------------190
Member Operator Function------------------------------------------------------------------194
Overloading Member Functions-------------------------------------------------------------199
Overriding Member Functions---------------------------------------------------------------204
Constant Member Functions-----------------------------------------------------------------209
Private Member Functions--------------------------------------------------------------------213
Public Member Functions --------------------------------------------------------------------217
Exception Handling-----------------------------------------------------------------------------222
Catching Class Types---------------------------------------------------------------------------227
Static Data Members---------------------------------------------------------------------------231
Static Member Functions---------------------------------------------------------------------236
Passing Object to Functions------------------------------------------------------------------240
Returning Objects-------------------------------------------------------------------------------245
Assigning Objects -------------------------------------------------------------------------------249
Pointer to Objects-------------------------------------------------------------------------------254
This Pointer---------------------------------------------------------------------------------------259
Default Arguments------------------------------------------------------------------------------263
Constructors Overloading---------------------------------------------------------------------267
Upcasting------------------------------------------------------------------------------------------271
Downcasting--------------------------------------------------------------------------------------276
New Operator------------------------------------------------------------------------------------280
Delete Operator----------------------------------------------------------------------------------284
Automatic Variable------------------------------------------------------------------------------288
Extern Variable ----------------------------------------------------------------------------------292
Inbuilt Classes------------------------------------------------------------------------------------297
IO Class --------------------------------------------------------------------------------------------301
String Class----------------------------------------------------------------------------------------305