Practical Slip 16 - 2019 Pattern

C++:

A) Write a C++ program to create a class Machine with data members Machine_Id, Machine_Name,Price. Create and initialize all values of Machine object by using parameterized constructor and copy constructor. Display details of Machine using setw() and setprecision( ).  [15 Marks]

B) Create a C++ class MyMatrix and Write necessary member functions for the following:

i. To accept a Matrix

ii. To display a Matrix

iii. Overload unary ‘-* operatorto calculate transpose of a Matrix.

iv. Overload unary ‘++’ operator to increment matrix elements by 1. [25 Marks]

PHP:

A) Write a PHP program to accept two string from user and check whether entered strings are matching or not.(use sticky form concept) [15 Marks]

B) Write Ajax program to carry out validation for a username entered in textbox. If the textbox is blank, print ‘Enter username’, If the number of characters is less than three, print’ Username is too short’. If value entered is appropriate the print ‘Valid username’. [25 Marks]

Node JS:

A) Create a Node.js file named main.js for event-driven application. There should be a main loop that listens for events, and then triggers a callback function when one of those events is detected. [15 Marks]

B) Create a Node,js file that Select all records from the "Employee" table, and Update the salary of the given Eno. [25 Marks]