NCERT Solutions for Class 12 Computer Science (C++) – Data File Handling TOPIC-1 Data File Handling : text file Short Answer Type Questions-I[2 marks each] Question 1. Write a user defined function word_count() in C+ + to count how many words are present in a text file named “opinion.txt”. For Example, if the file opinion.txt…
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NCERT Solutions for Class 12 Computer Science (C++) – Inheritance Long Answer Type Questions Question 1: Answer the questions (i) to (iv) based on the following : class ITEM { int ID; char IName[20]; protected: float Qty; public: ITEM(); void Enter(); void View(); }; Class TRADER; { int DCode; Protected: char Manager[20]; public: TRADER(); void…
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NCERT Solutions for Class 12 Computer Science (C++) – Constructor and Destructor TOPIC-1 Constructors Short Answer Type Questions-I [2 marks each] Question 1: Write four characteristics of constructor function used in a class. [Delhi, 2014] Answer: (i) A constructor function has no return type. (ii) Name of constructor is same as that of class. (iii)…
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NCERT Solutions for Class 12 Computer Science (C++) – Implementation of OOP Concepts in C++ TOPIC-1 Classes Short Answer Type Questions-I [2 marks each] Question 1: Observe the following C++ code and answer the question (i) and (ii): [Delhi, 2015] class Traveller { long PNR; char TName [20]; public : Traveller ( ) //Function…
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NCERT Solutions for Class 12 Computer Science (C++) – Object Oriented Programming in C++ TOPIC – 1 Object-Oriented Programming: Introduction Short Answer Type Questions-I [2 marks each] Question 1: Differentiate between data abstraction and data hiding. [Delhi, 2015] Answer: Data hiding can be defined as the mechanism of hiding the data of a class…
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NCERT Solutions for Class 12 Computer Science (C++) – C++ Revision Tour TOPIC-1 Basics of C++ Very Short Answer Type Questions [1 mark each] Question 1: Write the related library function name based upon the given information in C++. Get single character using keyboard. This function is available in stdio.h file. To check whether given…
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NCERT Solutions for Class 12 Computer Science (C++) UNIT – 1: OBJECT-ORIENTED PROGRAMMING IN C++ Chapter 1 C++ Revision Tour Chapter 2 Object-Oriented Programming in C++ Chapter 3 Implementation of OOP Concepts in C++ Chapter 4 Constructor and Destructor Chapter 5 Inheritance Chapter 6 Data File Handling Chapter 7 Pointers UNIT – II: DATA STRUCTURES…
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