Practical Slip 5 - 2019 Pattern

C++:

A) Considerthe following C++ class
class Point
{
    int x.y;
    public:
        void setpoint(int, int); // To set the values of x and y co-ordinate.
        void showpoint(); /| To display co-ordinate of a point P in format(x, y). 

}; [Marks 15]

B) Create a C++ base class Shape. Derive three different classes Circle, Sphere and Cylinder from shape class. Write a C++ program to calculate area of Circle, Sphere and Cylinder. (Use pure virtual
function). [25 M]

PHP:

A) Create an abstract class Shape with methods area( ) and volume( ). Derive three classes rectangle (length, breath), Circle(radius) and Cylinder(radius, height), Calculate area and volume of all. (Use Method overriding). [15 M]

B) Create student table as follows:

Student(sno, sname,standard, Marks, per).

Write AJAXscript to select the student name andprint the student’s details of particular standard. [25 M]

Node JS:

A) Create a Node.js Application that performs following operations on Buffer data. [15 M]

a. Concat

b. Compare

c. Copy         

B) Create a Node,js file that Select all records from the "customers" table, and delete the specified record. [25 M]