32 Lecture
CS304
Midterm & Final Term Short Notes
GENERIC PROGRAMMING
Generic programming is a programming paradigm that allows for the creation of reusable, generic algorithms and data structures that can work with multiple data types. It emphasizes the use of templates and type parameters to achieve abstraction
Important Mcq's
Midterm & Finalterm Prepration
Past papers included
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- What is the purpose of generic programming?
a) To improve code readability
b) To increase code efficiency
c) To write reusable code
d) To decrease code maintainability
Answer: c) To write reusable code
Which programming paradigm is most commonly associated with generic programming?
a) Object-oriented programming
b) Procedural programming
c) Functional programming
d) Event-driven programming
Answer: a) Object-oriented programming
In C++, what is the primary mechanism for achieving generic programming?
a) Templates
b) Polymorphism
c) Inheritance
d) Encapsulation
Answer: a) Templates
What is the advantage of using templates in C++?
a) Templates reduce code complexity and improve code readability
b) Templates allow for more efficient code execution
c) Templates enable code to be reused with different data types
d) Templates make it easier to write object-oriented code
Answer: c) Templates enable code to be reused with different data types
In Java, what is the primary mechanism for achieving generic programming?
a) Templates
b) Polymorphism
c) Inheritance
d) Generics
Answer: d) Generics
What is the difference between templates in C++ and generics in Java?
a) Templates are more efficient than generics
b) Templates are a more powerful mechanism for achieving generic programming than generics
c) Templates are more difficult to use than generics
d) Templates require explicit type parameterization, while generics do not
Answer: d) Templates require explicit type parameterization, while generics do not
Which of the following is an example of a generic algorithm?
a) Bubble sort
b) Quick sort
c) Binary search
d) All of the above
Answer: d) All of the above
Which of the following is an advantage of generic algorithms?
a) Generic algorithms are more efficient than non-generic algorithms
b) Generic algorithms can be used with any data type
c) Generic algorithms can only be used with primitive data types
d) Generic algorithms are easier to debug than non-generic algorithms
Answer: b) Generic algorithms can be used with any data type
Which of the following is a disadvantage of using generics in Java?
a) Generics can lead to code bloat
b) Generics can be slower than non-generic code
c) Generics can make code harder to read
d) Generics can lead to type erasure
Answer: d) Generics can lead to type erasure
Which of the following is an example of a generic class in C++?
a) std::vector
b) std::map
c) std::pair
d) All of the above
Answer: d) All of the above
Subjective Short Notes
Midterm & Finalterm Prepration
Past papers included
Download PDF
- What is generic programming?
Answer: Generic programming is a programming paradigm that emphasizes writing reusable code that can be used with different data types.
What is a template in C++?
Answer: A template is a mechanism in C++ that allows generic programming. Templates define a blueprint for a class or function that can be used with different data types.
How do templates work in C++?
Answer: Templates work by defining a generic class or function that can be used with different data types. The template is instantiated with a specific data type when it is used in code.
What are the advantages of generic programming?
Answer: The advantages of generic programming include increased code reusability, improved code maintainability, and reduced code complexity.
What is the difference between generic programming and object-oriented programming?
Answer: Generic programming focuses on writing reusable code that can be used with different data types, while object-oriented programming emphasizes encapsulation, inheritance, and polymorphism.
What is a generic algorithm?
Answer: A generic algorithm is an algorithm that is written to work with different data types. The algorithm is typically written as a function or class template.
What is type erasure in Java?
Answer: Type erasure is a process in Java where the generic type information is removed from a generic class or method during compilation. This is done to maintain backward compatibility with older Java code.
What is a type parameter in Java generics?
Answer: A type parameter in Java generics is a placeholder for a specific data type that is used by a generic class or method.
What is the syntax for defining a generic class in C++?
Answer: The syntax for defining a generic class in C++ is:
arduino
Copy code
template<typename T>
class MyClass {
// Class definition here
};
What is the syntax for defining a generic method in Java?
Answer: The syntax for defining a generic method in Java is:
typescript
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public <T> void myMethod(T myParam) {
// Method code here
}
Generic programming is a programming paradigm that allows for the creation of reusable code that can be used with different data types. It is widely used in object-oriented programming languages such as C++ and Java. In C++, templates are used to define generic classes and functions, while in Java, generics are used to achieve generic programming.
The primary advantage of generic programming is the ability to write reusable code that can be used with different data types. This can lead to improved code efficiency and reduced code complexity. Additionally, generic programming can improve code maintainability by reducing the need for duplicate code.
One of the most common use cases for generic programming is the creation of generic algorithms. These algorithms are designed to work with different data types and are often implemented as function templates or class templates. Examples of generic algorithms include sorting algorithms, searching algorithms, and data structure algorithms.
Another important concept in generic programming is type erasure. Type erasure is a process in which the generic type information is removed from a generic class or method during compilation. This allows for backward compatibility with older code that was not designed to use generics.
In summary, generic programming is a powerful paradigm that allows for the creation of reusable code that can be used with different data types. It is widely used in modern programming languages and is an essential tool for improving code reusability, efficiency, and maintainability.